[neonixie-l] IN 9 / IN 13 bar graph tubes clock

2012-05-21 Thread kay486
Hi there, ive been wondering, how precise can  you be when you drive those 
tubes? Ive been thinking recently that they would make a really nice clock! 
Having six or seven tubes next to each other. The thing i need to know is 
if its possible with these tubes to have ten precisely given points. That 
way you could use them for clock pretty easily. You could even achieve neat 
effect if the transitions between every number would be smooth so the glow 
would simply grow.

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Re: [neonixie-l] Pressure and kind of gas in nixies

2012-05-21 Thread jb-electronics

Hi,

oh, I started reading myself into the topic in November, but I had 
several difficulties on the way. I am currently writing down my 
experiences so far, I will create a new section for that on my website, 
but it will take another two weeks or so.


I have not managed to create a glow lampe or something yet, but I am 
confident that I will be able to do so in the next month. I work with 
soda lime glass and a primitive soldering torch that you cal buy in any 
hardware store, and I even managed to create simple pinch seals that are 
vacuum tight. I have some Neon here in a pressure bottle, but I have 
some vacuum problems in my setup. The pump is a two-stage rotary pump 
that goes down to 5E-3 mbar, but I still need a needle valve to insert 
the Neon gas into the tube and a proper tube connection.


If you count the buts in my sentences you can see that there is a lot 
of stuff to figure out :-)


It is very exciting, but also quite time consuming. At the moment I am 
building a better power supply with a little more juice; 300V and 10mA 
are a little wimpy.


Jens


And how are you doing with your homemade nixies? I didnt know you also 
tried to make some util i read your comment on that video.


On Sunday, May 20, 2012 11:36:27 PM UTC+1, Jens Boos wrote:

Nice pictures! I have a video somewhere around here with a broken
CD47
in a vacuum bell filled with 2%Ar98%Ne, the pressures are in the same
range (but only down to 3 Torr or so).

Jens


 It's my old experiment, but I think that it would be helpful:

 http://tubedevices.com/alek/pwl/wyladowania/wyladowania_e.htm
http://tubedevices.com/alek/pwl/wyladowania/wyladowania_e.htm


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Re: [neonixie-l] Pressure and kind of gas in nixies

2012-05-21 Thread kay486
Ah i see, so thats why i havent found anything on your site. The good 
thing, i guess, is that you already have the neon somewhat sorted out. How 
much did the neon cost you?

On Monday, May 21, 2012 12:38:00 PM UTC+1, Jens Boos wrote:

  Hi,

 oh, I started reading myself into the topic in November, but I had several 
 difficulties on the way. I am currently writing down my experiences so far, 
 I will create a new section for that on my website, but it will take 
 another two weeks or so.

 I have not managed to create a glow lampe or something yet, but I am 
 confident that I will be able to do so in the next month. I work with soda 
 lime glass and a primitive soldering torch that you cal buy in any hardware 
 store, and I even managed to create simple pinch seals that are vacuum 
 tight. I have some Neon here in a pressure bottle, but I have some vacuum 
 problems in my setup. The pump is a two-stage rotary pump that goes down to 
 5E-3 mbar, but I still need a needle valve to insert the Neon gas into the 
 tube and a proper tube connection.

 If you count the buts in my sentences you can see that there is a lot of 
 stuff to figure out :-)

 It is very exciting, but also quite time consuming. At the moment I am 
 building a better power supply with a little more juice; 300V and 10mA are 
 a little wimpy.

 Jens


 And how are you doing with your homemade nixies? I didnt know you also 
 tried to make some util i read your comment on that video.

 On Sunday, May 20, 2012 11:36:27 PM UTC+1, Jens Boos wrote: 

 Nice pictures! I have a video somewhere around here with a broken CD47 
 in a vacuum bell filled with 2%Ar98%Ne, the pressures are in the same 
 range (but only down to 3 Torr or so). 

 Jens 


  It's my old experiment, but I think that it would be helpful: 
  
  http://tubedevices.com/alek/pwl/wyladowania/wyladowania_e.htm 
  

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Re: [neonixie-l] Pressure and kind of gas in nixies

2012-05-21 Thread jb-electronics
Neon is quite expensive; about 50EUR for 12 liters. It is a pressurized 
bottle at 12bar, so it almost looks like a can of hair spray ;-)


The pressure regulator is quite espensive, though, 130EUR. But the good 
thing is you only need to buy that once.


Jens


Ah i see, so thats why i havent found anything on your site. The good 
thing, i guess, is that you already have the neon somewhat sorted out. 
How much did the neon cost you?


On Monday, May 21, 2012 12:38:00 PM UTC+1, Jens Boos wrote:

Hi,

oh, I started reading myself into the topic in November, but I had
several difficulties on the way. I am currently writing down my
experiences so far, I will create a new section for that on my
website, but it will take another two weeks or so.

I have not managed to create a glow lampe or something yet, but I
am confident that I will be able to do so in the next month. I
work with soda lime glass and a primitive soldering torch that you
cal buy in any hardware store, and I even managed to create simple
pinch seals that are vacuum tight. I have some Neon here in a
pressure bottle, but I have some vacuum problems in my setup. The
pump is a two-stage rotary pump that goes down to 5E-3 mbar, but I
still need a needle valve to insert the Neon gas into the tube and
a proper tube connection.

If you count the buts in my sentences you can see that there is
a lot of stuff to figure out :-)

It is very exciting, but also quite time consuming. At the moment
I am building a better power supply with a little more juice; 300V
and 10mA are a little wimpy.

Jens



And how are you doing with your homemade nixies? I didnt know you
also tried to make some util i read your comment on that video.

On Sunday, May 20, 2012 11:36:27 PM UTC+1, Jens Boos wrote:

Nice pictures! I have a video somewhere around here with a
broken CD47
in a vacuum bell filled with 2%Ar98%Ne, the pressures are in
the same
range (but only down to 3 Torr or so).

Jens


 It's my old experiment, but I think that it would be helpful:


http://tubedevices.com/alek/pwl/wyladowania/wyladowania_e.htm
http://tubedevices.com/alek/pwl/wyladowania/wyladowania_e.htm


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Re: [neonixie-l] Pressure and kind of gas in nixies

2012-05-21 Thread kay486
Yea, i know ist expensive so i wanted to know how much you eventually payed 
for it.

On Monday, May 21, 2012 12:56:42 PM UTC+1, Jens Boos wrote:

  Neon is quite expensive; about 50EUR for 12 liters. It is a pressurized 
 bottle at 12bar, so it almost looks like a can of hair spray ;-)

 The pressure regulator is quite espensive, though, 130EUR. But the good 
 thing is you only need to buy that once.

 Jens


 Ah i see, so thats why i havent found anything on your site. The good 
 thing, i guess, is that you already have the neon somewhat sorted out. How 
 much did the neon cost you?

 On Monday, May 21, 2012 12:38:00 PM UTC+1, Jens Boos wrote: 

  Hi,

 oh, I started reading myself into the topic in November, but I had 
 several difficulties on the way. I am currently writing down my experiences 
 so far, I will create a new section for that on my website, but it will 
 take another two weeks or so.

 I have not managed to create a glow lampe or something yet, but I am 
 confident that I will be able to do so in the next month. I work with soda 
 lime glass and a primitive soldering torch that you cal buy in any hardware 
 store, and I even managed to create simple pinch seals that are vacuum 
 tight. I have some Neon here in a pressure bottle, but I have some vacuum 
 problems in my setup. The pump is a two-stage rotary pump that goes down to 
 5E-3 mbar, but I still need a needle valve to insert the Neon gas into the 
 tube and a proper tube connection.

 If you count the buts in my sentences you can see that there is a lot 
 of stuff to figure out :-)

 It is very exciting, but also quite time consuming. At the moment I am 
 building a better power supply with a little more juice; 300V and 10mA are 
 a little wimpy.

 Jens


 And how are you doing with your homemade nixies? I didnt know you also 
 tried to make some util i read your comment on that video.

 On Sunday, May 20, 2012 11:36:27 PM UTC+1, Jens Boos wrote: 

 Nice pictures! I have a video somewhere around here with a broken CD47 
 in a vacuum bell filled with 2%Ar98%Ne, the pressures are in the same 
 range (but only down to 3 Torr or so). 

 Jens 


  It's my old experiment, but I think that it would be helpful: 
  
  http://tubedevices.com/alek/pwl/wyladowania/wyladowania_e.htm 
  

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[neonixie-l] Re: A small milestone: 500 members!

2012-05-21 Thread Cobra007
Wow, does he deserve a free Nixie Clock or other (smaller) gift?

Welcome to the group heavyleaded!

Michel



On May 21, 11:07 pm, Nick n...@desmith.net wrote:
 Today (21st May 2012) we welcome our 500th member,  heavyleaded, to the new
 group!

 Nick

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Re: [neonixie-l] Re: A small milestone: 500 members!

2012-05-21 Thread Keith Kirby
Any gifts are always welcome. lol
Just glad to be in the group.

Keith

On Mon, May 21, 2012 at 9:12 AM, Cobra007 mic...@xiac.com wrote:

 Wow, does he deserve a free Nixie Clock or other (smaller) gift?

 Welcome to the group heavyleaded!

 Michel



 On May 21, 11:07 pm, Nick n...@desmith.net wrote:
  Today (21st May 2012) we welcome our 500th member,  heavyleaded, to the
 new
  group!
 
  Nick

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Re: [neonixie-l] Pressure and kind of gas in nixies

2012-05-21 Thread Dalibor Farný
About the neon, I am in touch with a salesman from Messer group, he offered
me probably the same bottle - Cangas 1l 12 bar bottle, 12 litres of neon,
50 eur + VAT. They offer pressure regulator what can be evacuated for
200eur... and simple one for 100 eur.. Are you sure You will be able to use
this cheaper one? I am afraid of leaking or air contamination.. :-(

Dalibor

2012/5/21 kay486 luckyl...@gmail.com

 Yea, i know ist expensive so i wanted to know how much you eventually
 payed for it.


 On Monday, May 21, 2012 12:56:42 PM UTC+1, Jens Boos wrote:

  Neon is quite expensive; about 50EUR for 12 liters. It is a pressurized
 bottle at 12bar, so it almost looks like a can of hair spray ;-)

 The pressure regulator is quite espensive, though, 130EUR. But the good
 thing is you only need to buy that once.

 Jens


 Ah i see, so thats why i havent found anything on your site. The good
 thing, i guess, is that you already have the neon somewhat sorted out. How
 much did the neon cost you?

 On Monday, May 21, 2012 12:38:00 PM UTC+1, Jens Boos wrote:

  Hi,

 oh, I started reading myself into the topic in November, but I had
 several difficulties on the way. I am currently writing down my experiences
 so far, I will create a new section for that on my website, but it will
 take another two weeks or so.

 I have not managed to create a glow lampe or something yet, but I am
 confident that I will be able to do so in the next month. I work with soda
 lime glass and a primitive soldering torch that you cal buy in any hardware
 store, and I even managed to create simple pinch seals that are vacuum
 tight. I have some Neon here in a pressure bottle, but I have some vacuum
 problems in my setup. The pump is a two-stage rotary pump that goes down to
 5E-3 mbar, but I still need a needle valve to insert the Neon gas into the
 tube and a proper tube connection.

 If you count the buts in my sentences you can see that there is a lot
 of stuff to figure out :-)

 It is very exciting, but also quite time consuming. At the moment I am
 building a better power supply with a little more juice; 300V and 10mA are
 a little wimpy.

 Jens


 And how are you doing with your homemade nixies? I didnt know you also
 tried to make some util i read your comment on that video.

 On Sunday, May 20, 2012 11:36:27 PM UTC+1, Jens Boos wrote:

 Nice pictures! I have a video somewhere around here with a broken CD47
 in a vacuum bell filled with 2%Ar98%Ne, the pressures are in the same
 range (but only down to 3 Torr or so).

 Jens


  It's my old experiment, but I think that it would be helpful:
 
  http://tubedevices.com/alek/**pwl/wyladowania/wyladowania_e.**htmhttp://tubedevices.com/alek/pwl/wyladowania/wyladowania_e.htm
 

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[neonixie-l] Re: A small milestone: 500 members!

2012-05-21 Thread kay486
Some reports say that he won a *Blue magic nixie watch* :D

On Monday, May 21, 2012 2:12:03 PM UTC+1, Cobra007 wrote:

 Wow, does he deserve a free Nixie Clock or other (smaller) gift? 

 Welcome to the group heavyleaded! 

 Michel 



 On May 21, 11:07 pm, Nick n...@desmith.net wrote: 
  Today (21st May 2012) we welcome our 500th member,  heavyleaded, to the 
 new 
  group! 
  
  Nick

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Re: [neonixie-l] Re: A small milestone: 500 members!

2012-05-21 Thread Keith Kirby
That is a very cool watch!

On Mon, May 21, 2012 at 9:36 AM, kay486 luckyl...@gmail.com wrote:

 Some reports say that he won a *Blue magic nixie watch* :D


 On Monday, May 21, 2012 2:12:03 PM UTC+1, Cobra007 wrote:

 Wow, does he deserve a free Nixie Clock or other (smaller) gift?

 Welcome to the group heavyleaded!

 Michel



 On May 21, 11:07 pm, Nick n...@desmith.net wrote:
  Today (21st May 2012) we welcome our 500th member,  heavyleaded, to the
 new
  group!
 
  Nick

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Re: [neonixie-l] Pressure and kind of gas in nixies

2012-05-21 Thread John Rehwinkel
 Neon is quite expensive; about 50EUR for 12 liters. It is a pressurized 
 bottle at 12bar, so it almost looks like a can of hair spray ;-)

You should be able to do better than that if you don't need that much neon.

http://www.montroy.com/catalog/main/itemdetail.app?item_no=NEON

It's 0.9 liter of neon at atmospheric pressure for about US$20.  This way, you 
can get away without a pressure regulator or
needle valve.  Fuse the flask onto a bit of tubing on your manifold with two 
stopcocks near each other*.  Once you're pumped
down, spin the one closer to the flask a half turn (which will quickly open and 
close it again).  This will trap a little bit of
neon between the two stopcocks, at a pressure somewhat below atmosphere (this 
will drop as the neon is used).  Then
meter the neon into the manifold with the second stopcock.  Since you're 
partitioning out maybe half a milliliter of neon at
atmospheric pressure or less into a manifold that's considerably larger, even 
if you just leave the second stopcock open,
you'll already be down to something in the useful range.  If you want more 
pressure, close the second stopcock and spin
the first again.

This is not a precision setup by any means, but for those of you who'd like to 
play with neon on the cheap, it's a reasonable
way to get going without spending too much money.

* These glass flasks have a thin glass seal to keep the neon in.  The usual way 
to open one is to put a clean piece of
ferrous metal in the tubing before sealing it up.  Then open both stopcocks and 
run your vacuum pump until the manifold
is pumped down good.  Then close the stopcocks and use a magnet to yank your 
metal chunk over to break the glass seal.
If your metal chunk isn't clean, your neon will be contaminated.

- John

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[neonixie-l] Re: A small milestone: 500 members!

2012-05-21 Thread Terry S
Nick -- how does that stack up against our membership from the Yahoo
days?

Terry

On May 21, 8:07 am, Nick n...@desmith.net wrote:
 Today (21st May 2012) we welcome our 500th member,  heavyleaded, to the new
 group!

 Nick

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Re: [neonixie-l] Pressure and kind of gas in nixies

2012-05-21 Thread Dalibor Farný
Nice solution, but I am afraid I would destroy the flask and let the neon
go out ;-) If I were from US I would try it, but because I am from EU where
we have nothing like this or if we have, it is several times the price in
US, I will use a cangas bottle :-(

The solution with magnet is very nice!

Dalibor

2012/5/21 John Rehwinkel jreh...@mac.com

  Neon is quite expensive; about 50EUR for 12 liters. It is a pressurized
 bottle at 12bar, so it almost looks like a can of hair spray ;-)

 You should be able to do better than that if you don't need that much neon.

 http://www.montroy.com/catalog/main/itemdetail.app?item_no=NEON

 It's 0.9 liter of neon at atmospheric pressure for about US$20.  This way,
 you can get away without a pressure regulator or
 needle valve.  Fuse the flask onto a bit of tubing on your manifold with
 two stopcocks near each other*.  Once you're pumped
 down, spin the one closer to the flask a half turn (which will quickly
 open and close it again).  This will trap a little bit of
 neon between the two stopcocks, at a pressure somewhat below atmosphere
 (this will drop as the neon is used).  Then
 meter the neon into the manifold with the second stopcock.  Since you're
 partitioning out maybe half a milliliter of neon at
 atmospheric pressure or less into a manifold that's considerably larger,
 even if you just leave the second stopcock open,
 you'll already be down to something in the useful range.  If you want more
 pressure, close the second stopcock and spin
 the first again.

 This is not a precision setup by any means, but for those of you who'd
 like to play with neon on the cheap, it's a reasonable
 way to get going without spending too much money.

 * These glass flasks have a thin glass seal to keep the neon in.  The
 usual way to open one is to put a clean piece of
 ferrous metal in the tubing before sealing it up.  Then open both
 stopcocks and run your vacuum pump until the manifold
 is pumped down good.  Then close the stopcocks and use a magnet to yank
 your metal chunk over to break the glass seal.
 If your metal chunk isn't clean, your neon will be contaminated.

 - John

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[neonixie-l] Re: A small milestone: 500 members!

2012-05-21 Thread Nick
The old group had 2209 members going way back (2002 or so). Many (most) 
were passive/defunct.

I had the choice of inviting all the members of the old group back again 
(we have their email addresses) but it would have been a pain and so we 
took it as an opportunity to cleanse the list to only active(ish) members...

Nick 

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[neonixie-l] Neon Gas

2012-05-21 Thread NeonJohn
On 05/21/2012 07:56 AM, jb-electronics wrote:
 Neon is quite expensive; about 50EUR for 12 liters. It is a
 pressurized
 bottle at 12bar, so it almost looks like a can of hair spray ;-)


Wow!!!  That's about three times what it costs here.  Your description
of the container makes me think that you're buying it from Eurocom.
They're always very high on their products.

I buy my gas from SpectraGas,

http://www.spectragases.com/content/PG.htm

Click on the neon link.  I buy in the 400 liter D1 size disposable tank.
 That's essentially a lifetime supply in my shop.  Inert compressed gas
can be shipped via the postal service so it might pay you to order it
from the US and have it mailed.

Last time I bought, neon was $1 a liter.

 The pressure regulator is quite expensive, though, 130EUR. But the good
 thing is you only need to buy that once.


I don't use a pressure regulator but if you're using the Eurocom tank, a
proprietary fitting is necessary.  The SpectraGas D1 tank uses the
standard CGA-580 connector.  What I have on mine is a mating fitting, a
pressure gauge and a needle valve.

After evacuation, I slowly crack the tank valve until about 10 psi of
gas is contained in the space between the tank and the needle valve.  I
then work with this low pressure gas until it is depleted.  The tube of
the bourdon tube gauge serves as much of the reservoir.

This technique serves two purposes.  One, it lets me work with low
pressure gas using cheap needle valves.  Two, if I forget and leave the
main vacuum valve open, I don't deplete the whole tank.  Just the low
pressure reservoir.

John

-- 
John DeArmond
Tellico Plains, Occupied TN
http://www.neon-john.com-- email from here
http://www.johndearmond.com -- Best damned Blog on the net
PGP key: wwwkeys.pgp.net: BCB68D77

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Re: [neonixie-l] Neon Gas

2012-05-21 Thread jb-electronics

Hi,

Click on the neon link. I buy in the 400 liter D1 size disposable 
tank. That's essentially a lifetime supply in my shop. Inert 
compressed gas can be shipped via the postal service so it might pay 
you to order it from the US and have it mailed.


thanks for the link! But I seriously doubt anyone is willing to ship a 
gas container that is above 100 bar pressure - that is really dangerous 
if shipped normally, and really expensive, if shipped properly, I am afraid.


Last time I bought, neon was $1 a liter. 


That's nice, but something I have to dream about. The manifold solution 
is quite interesting, too, but I am afraid I am not good enough for it 
just now.


Jens


The pressure regulator is quite expensive, though, 130EUR. But the good
thing is you only need to buy that once.


I don't use a pressure regulator but if you're using the Eurocom tank, a
proprietary fitting is necessary.  The SpectraGas D1 tank uses the
standard CGA-580 connector.  What I have on mine is a mating fitting, a
pressure gauge and a needle valve.

After evacuation, I slowly crack the tank valve until about 10 psi of
gas is contained in the space between the tank and the needle valve.  I
then work with this low pressure gas until it is depleted.  The tube of
the bourdon tube gauge serves as much of the reservoir.

This technique serves two purposes.  One, it lets me work with low
pressure gas using cheap needle valves.  Two, if I forget and leave the
main vacuum valve open, I don't deplete the whole tank.  Just the low
pressure reservoir.

John



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[neonixie-l] Removing red coating from nixie tubes

2012-05-21 Thread heavyleaded
Hello Everyone,
Wondering if anyone could tell me the best way to remove the red coating on 
the tubes?
I purchased some Tesla ZM1082T's with back printing. I want to make sure to 
get the red coating off without destroying the back printing.
These tubes were hard to track down and I don't want to ruin them. After 
all I think it would be cool to have my clock say Tesla on the back. :)

Thanks

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Re: [neonixie-l] Removing red coating from nixie tubes

2012-05-21 Thread John Rehwinkel
 Wondering if anyone could tell me the best way to remove the red coating on 
 the tubes?

The usual way is to soak them in warm-hot water, the coating peels off nicely 
after a few minutes.

 I purchased some Tesla ZM1082T's with back printing. I want to make sure to 
 get the red coating off without destroying the back printing.
 These tubes were hard to track down and I don't want to ruin them. After all 
 I think it would be cool to have my clock say Tesla on the back. :)

I don't have any of those tubes, I have no idea what that would do to the back 
printing.

- John

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Re: [neonixie-l] Removing red coating from nixie tubes

2012-05-21 Thread David Forbes

On 5/21/12 11:07 AM, heavyleaded wrote:

Hello Everyone,
Wondering if anyone could tell me the best way to remove the red coating
on the tubes?
I purchased some Tesla ZM1082T's with back printing. I want to make sure
to get the red coating off without destroying the back printing.
These tubes were hard to track down and I don't want to ruin them. After
all I think it would be cool to have my clock say Tesla on the back. :)

Thanks

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The Philips tubes I have had the printing done *over* the red coating, 
so you may not be able to achieve your goal.


The red coating comes off by soaking in hot water.

--
David Forbes, Tucson AZ

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Re: [neonixie-l] Removing red coating from nixie tubes

2012-05-21 Thread Keith Kirby
Thanks John,
I appreciate the advise.

Keith

On Mon, May 21, 2012 at 2:12 PM, John Rehwinkel jreh...@mac.com wrote:

  Wondering if anyone could tell me the best way to remove the red coating
 on the tubes?

 The usual way is to soak them in warm-hot water, the coating peels off
 nicely after a few minutes.

  I purchased some Tesla ZM1082T's with back printing. I want to make sure
 to get the red coating off without destroying the back printing.
  These tubes were hard to track down and I don't want to ruin them. After
 all I think it would be cool to have my clock say Tesla on the back. :)

 I don't have any of those tubes, I have no idea what that would do to the
 back printing.

 - John

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Re: [neonixie-l] Removing red coating from nixie tubes

2012-05-21 Thread Keith Kirby
Sounds good.
The Tesla tubes are the reverse of that. So my hope is that the water will
only remove the red.
I will find out soon enough and post the results.

Keith

On Mon, May 21, 2012 at 2:15 PM, David Forbes dfor...@dakotacom.net wrote:

 On 5/21/12 11:07 AM, heavyleaded wrote:

 Hello Everyone,
 Wondering if anyone could tell me the best way to remove the red coating
 on the tubes?
 I purchased some Tesla ZM1082T's with back printing. I want to make sure
 to get the red coating off without destroying the back printing.
 These tubes were hard to track down and I don't want to ruin them. After
 all I think it would be cool to have my clock say Tesla on the back. :)

 Thanks

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 The Philips tubes I have had the printing done *over* the red coating, so
 you may not be able to achieve your goal.

 The red coating comes off by soaking in hot water.

 --
 David Forbes, Tucson AZ


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[neonixie-l] Re: Attention!! NEW Nixie tube cheater at Ebay!!!

2012-05-21 Thread kay486
Hi there, i just recieved this email, it looks really suspicious.

vitaly.n...@yandex.ua

Hi
I took your email from the nixies forums. Iam not a cheater you can check 
my reputation asking about me by Dieter Waechter or Juergen Grau.
I have a good stock so I need new customers
I am a supplier from Ukraine. I can offer you many tubes of IN and IV types 
for reasonable prices. ( I have IN-1, IN-2, IN-3, IN-4, IN-8, IN-8-2, IN-9, 
IN-12, IN-13, IN-14, IN-15, IN-16, IN-17, IN-19, and many types of IV-tubes 
like IV-1, IV-2, IV-3, IV-4, IV-18 and other. I work with companies like PV 
Electronics, Nocrotec, Juergen Grau, so I have clear reputation. If you 
have interest in please let me know.
Best regards
Vitaly

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Re: [neonixie-l] Re: Attention!! NEW Nixie tube cheater at Ebay!!!

2012-05-21 Thread Instrument Resources of America
My first instinct would be to think not, as it is just too easy to do 
what he suggests and to check with Dieter and Juergen. I would certainly 
do that, and then proceed with caution. Order small quantities and or 
small monetary amounts first. See if he will list on Ebay where you will 
have buyer protection.  I've had to use the buyer protection myself 
perhaps fifteen times out of the 1500 or so purchases that I have bought 
on Ebay in the last twelve years, always with 100% success in getting my 
payment back.   Ira.


On 5/21/2012 12:04 PM, kay486 wrote:

Hi there, i just recieved this email, it looks really suspicious.

vitaly.n...@yandex.ua

Hi
I took your email from the nixies forums. Iam not a cheater you can 
check my reputation asking about me by Dieter Waechter or Juergen Grau.

I have a good stock so I need new customers
I am a supplier from Ukraine. I can offer you many tubes of IN and IV 
types for reasonable prices. ( I have IN-1, IN-2, IN-3, IN-4, IN-8, 
IN-8-2, IN-9, IN-12, IN-13, IN-14, IN-15, IN-16, IN-17, IN-19, and 
many types of IV-tubes like IV-1, IV-2, IV-3, IV-4, IV-18 and other. I 
work with companies like PV Electronics, Nocrotec, Juergen Grau, so I 
have clear reputation. If you have interest in please let me know.

Best regards
Vitaly
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attachment: IRACOSALES.vcf

Re: [neonixie-l] Re: Attention!! NEW Nixie tube cheater at Ebay!!!

2012-05-21 Thread kay486
Well, im not going to order anything from him. Just the fact that he didnt 
post here or tubeclockdb.com first is really suspicious.

On Monday, May 21, 2012 8:31:01 PM UTC+1, I wrote:

  My first instinct would be to think not, as it is just too easy to do 
 what he suggests and to check with Dieter and Juergen. I would certainly do 
 that, and then proceed with caution. Order small quantities and or small 
 monetary amounts first. See if he will list on Ebay where you will have 
 buyer protection.  I've had to use the buyer protection myself perhaps 
 fifteen times out of the 1500 or so purchases that I have bought on Ebay in 
 the last twelve years, always with 100% success in getting my payment 
 back.   Ira.

 On 5/21/2012 12:04 PM, kay486 wrote: 

 Hi there, i just recieved this email, it looks really suspicious.

 vitaly.n...@yandex.ua

 Hi
  I took your email from the nixies forums. Iam not a cheater you can check 
 my reputation asking about me by Dieter Waechter or Juergen Grau.
  I have a good stock so I need new customers
  I am a supplier from Ukraine. I can offer you many tubes of IN and IV 
 types for reasonable prices. ( I have IN-1, IN-2, IN-3, IN-4, IN-8, IN-8-2, 
 IN-9, IN-12, IN-13, IN-14, IN-15, IN-16, IN-17, IN-19, and many types of 
 IV-tubes like IV-1, IV-2, IV-3, IV-4, IV-18 and other. I work with 
 companies like PV Electronics, Nocrotec, Juergen Grau, so I have clear 
 reputation. If you have interest in please let me know.
  Best regards
  Vitaly
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Re: [neonixie-l] Re: Attention!! NEW Nixie tube cheater at Ebay!!!

2012-05-21 Thread Michail1
Actually, I have dealt with him before as well with great results.
 
I don't like to vouch for anyone, so can't for him, but I did not have an  
issue.
If you were thinking of ordering, then why not ask Dieter or Juergen.   If 
they say good, then you are pretty assured to have no issue.
 
Michail
 
 
 
In a message dated 5/21/2012 12:35:55 P.M. Pacific Daylight Time,  
luckyl...@gmail.com writes:

Well, im  not going to order anything from him. Just the fact that he didnt 
post here or  tubeclockdb.com first is really suspicious.

On Monday, May 21, 2012  8:31:01 PM UTC+1, I wrote:  
My first instinct would be to think  not, as it is just too easy to do what 
he suggests and to check with Dieter  and Juergen. I would certainly do 
that, and then proceed with caution. Order  small quantities and or small 
monetary amounts first. See if he will list on  Ebay where you will have buyer 
protection.  I've had to use the buyer  protection myself perhaps fifteen 
times out of the 1500 or so purchases that  I have bought on Ebay in the last 
twelve years, always with 100% success in  getting my payment back.   Ira.

On 5/21/2012 12:04 PM,  kay486 wrote:  
Hi there, i just recieved this email, it looks  really suspicious.

_vitaly.nart@yandex.ua_ (mailto:vitaly.n...@yandex.ua) 

Hi
I took  your email from the nixies forums. Iam not a cheater you can check 
my  reputation asking about me by Dieter Waechter or Juergen Grau.
I have a  good stock so I need new customers
I am a  supplier from Ukraine. I can offer you many tubes of IN and IV 
types for  reasonable prices. ( I have IN-1, IN-2, IN-3, IN-4, IN-8, IN-8-2, 
IN-9,  IN-12, IN-13, IN-14, IN-15, IN-16, IN-17, IN-19, and many types of  
IV-tubes like IV-1, IV-2, IV-3, IV-4, IV-18 and other. I work with  companies 
like PV Electronics, Nocrotec, Juergen Grau, so I have clear  reputation. If 
you have interest in please let me know.
Best  regards
Vitaly
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Re: [neonixie-l] Neon Gas

2012-05-21 Thread NeonJohn
On 05/21/2012 12:38 PM, jb-electronics wrote:

 thanks for the link! But I seriously doubt anyone is willing to ship a
 gas container that is above 100 bar pressure - that is really dangerous
 if shipped normally, and really expensive, if shipped properly, I am
 afraid.

They had no problem shipping to me via USPS.  And when several of us
went in and split a tank of Xenon, I had no problem at all shipping via
USPS.  I had called ahead to ask.  At the counter, the clerk put an
Inert Compressed Gas label on the box and took it.  No HAZMAT fee like
UPS wanted.

 
 Last time I bought, neon was $1 a liter. 
 
 That's nice, but something I have to dream about. The manifold solution
 is quite interesting, too, but I am afraid I am not good enough for it
 just now.

All my stuff is fabricated out of copper tubing and brass valves.
Perfectly adequate for the vacuum levels involved.

John




-- 
John DeArmond
Tellico Plains, Occupied TN
http://www.neon-john.com-- email from here
http://www.johndearmond.com -- Best damned Blog on the net
PGP key: wwwkeys.pgp.net: BCB68D77

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RE: [neonixie-l] Removing red coating from nixie tubes

2012-05-21 Thread Tidak Ada
What is the reason to remove the coating that is just applied to enhance the
contrast and visibility of the signs ?
As far as I can see the guts stay visible, so that wouldn't be the
problem...

eric

-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of John Rehwinkel
Sent: maandag 21 mei 2012 20:13
To: neonixie-l@googlegroups.com
Subject: Re: [neonixie-l] Removing red coating from nixie tubes

 Wondering if anyone could tell me the best way to remove the red coating
on the tubes?

The usual way is to soak them in warm-hot water, the coating peels off
nicely after a few minutes.

 I purchased some Tesla ZM1082T's with back printing. I want to make sure
to get the red coating off without destroying the back printing.
 These tubes were hard to track down and I don't want to ruin them. 
 After all I think it would be cool to have my clock say Tesla on the 
 back. :)

I don't have any of those tubes, I have no idea what that would do to the
back printing.

- John

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Re: [neonixie-l] Neon Gas

2012-05-21 Thread jb-electronics

Hi,

They had no problem shipping to me via USPS. And when several of us 
went in and split a tank of Xenon, I had no problem at all shipping 
via USPS. I had called ahead to ask. At the counter, the clerk put an 
Inert Compressed Gas label on the box and took it. No HAZMAT fee 
like UPS wanted. 


interesting. Definetely something to keep in mind, many thanks for the 
input, I never would have thought this worked.


All my stuff is fabricated out of copper tubing and brass valves. 
Perfectly adequate for the vacuum levels involved. John 


Would you mind shooting a picture? I am curious about the dimensions etc.

Jens

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Re: [neonixie-l] Removing red coating from nixie tubes

2012-05-21 Thread Keith Kirby
Thank you.
That was very helpful.
On May 21, 2012 5:50 PM, jb-electronics webmas...@jb-electronics.de
wrote:

  Here are some pictures in case anyone is interested:
 http://www.jb-electronics.de/html/elektronik/nixies/n_artikel02.htm?lang=en

 Jens

  Just personal preference on my part is all. I have made one clock with
 and one without and prefer the clear tubes.
 On May 21, 2012 4:18 PM, Tidak Ada offl...@zeelandnet.nl wrote:

 What is the reason to remove the coating that is just applied to enhance
 the
 contrast and visibility of the signs ?
 As far as I can see the guts stay visible, so that wouldn't be the
 problem...

 eric

 -Original Message-
 From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
 Behalf Of John Rehwinkel
 Sent: maandag 21 mei 2012 20:13
 To: neonixie-l@googlegroups.com
 Subject: Re: [neonixie-l] Removing red coating from nixie tubes

  Wondering if anyone could tell me the best way to remove the red coating
 on the tubes?

 The usual way is to soak them in warm-hot water, the coating peels off
 nicely after a few minutes.

  I purchased some Tesla ZM1082T's with back printing. I want to make sure
 to get the red coating off without destroying the back printing.
  These tubes were hard to track down and I don't want to ruin them.
  After all I think it would be cool to have my clock say Tesla on the
  back. :)

 I don't have any of those tubes, I have no idea what that would do to the
 back printing.

 - John

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RE: [neonixie-l] Removing red coating from nixie tubes

2012-05-21 Thread Tidak Ada
Indeed, I was forgotten there are also tubes with dammaged coatings (jb)
 
eric

  _  

From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of Keith Kirby
Sent: maandag 21 mei 2012 23:47
To: neonixie-l@googlegroups.com
Subject: RE: [neonixie-l] Removing red coating from nixie tubes



Just personal preference on my part is all. I have made one clock with and
one without and prefer the clear tubes. 

On May 21, 2012 4:18 PM, Tidak Ada offl...@zeelandnet.nl wrote:


What is the reason to remove the coating that is just applied to enhance the
contrast and visibility of the signs ?
As far as I can see the guts stay visible, so that wouldn't be the
problem...

eric

-Original Message-
From: neonixie-l@googlegroups.com [mailto:neonixie-l@googlegroups.com] On
Behalf Of John Rehwinkel
Sent: maandag 21 mei 2012 20:13
To: neonixie-l@googlegroups.com
Subject: Re: [neonixie-l] Removing red coating from nixie tubes

 Wondering if anyone could tell me the best way to remove the red coating
on the tubes?

The usual way is to soak them in warm-hot water, the coating peels off
nicely after a few minutes.

 I purchased some Tesla ZM1082T's with back printing. I want to make sure
to get the red coating off without destroying the back printing.
 These tubes were hard to track down and I don't want to ruin them.
 After all I think it would be cool to have my clock say Tesla on the
 back. :)

I don't have any of those tubes, I have no idea what that would do to the
back printing.

- John

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Re: [neonixie-l] Neon Gas

2012-05-21 Thread Charles MacDonald

On 12-05-21 12:38 PM, jb-electronics wrote:


thanks for the link! But I seriously doubt anyone is willing to ship a
gas container that is above 100 bar pressure - that is really dangerous
if shipped normally, and really expensive, if shipped properly, I am
afraid.


It all depends on how it is being shipped.  A container that meets the 
regulatory requirements can be shipped by approved methods.  You can't 
just Mail it.


Folks who sell such things indubitably have arrangements wih freight 
carriers who in turn have the right licences to handle such goods.


Your local compressed gas dealers (Linde, Air Products Praxair) may have 
a way to order something thorough their own internal system.


--
Charles MacDonald Stittsville Ontario
cm...@zeusprune.ca  Just Beyond the Fringe
http://users.trytel.com/~cmacd/tubes.html
No Microsoft Products were used in sending this e-mail.

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[neonixie-l] Re: IN 9 / IN 13 bar graph tubes clock

2012-05-21 Thread threeneurons
The length of the glowing portion of these bargraph tubes is fairly 
proportional to the input current. I personally like the IN-13 better, on 
two points. (1) Lower full scale current. Only 4mA. The IN-9 is much 
higher. (2) it has a 3rd electrode, which usually locks the glow to one 
side. 10 discrete levels is very doable. 12 or 24 can be managed too. The 
drive circuit is very simple. On the cathode leg, insert an NPN xstr 
(MPSA42) with a resistor in its emitter leg. Tie the collector to the 
bargraph cathode. The base to an op-amp output. Connect the op-amp 
inverting input (-) to the node connecting the resistor to the NPN emitter 
(other end of the resistor to gnd). Input your signal to the non-inverting 
input of the op-amp. If the resistor is 680 ohms, 4mA will be achieved with 
an input voltage of 2.72V (= 680 x 0.004). Divide that by 10, or 272mV per 
level. You'll need to get a uC with a DAC output, or connect a separate DAC 
to the uC; either parallel, or serial.

On Monday, May 21, 2012 4:35:54 AM UTC-7, kay486 wrote:

 Hi there, ive been wondering, how precise can  you be when you drive those 
 tubes? Ive been thinking recently that they would make a really nice clock! 
 Having six or seven tubes next to each other. The thing i need to know is 
 if its possible with these tubes to have ten precisely given points. That 
 way you could use them for clock pretty easily. You could even achieve neat 
 effect if the transitions between every number would be smooth so the glow 
 would simply grow.


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