bias supply for either the
final or for the modulator. Bias supply comes from diodes that are
connected through limit resistors from the 120V AC hot line. Chassis is
connected to common AC and earth ground at all times.
John, WA5BXO
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[
SNC still makes transformers, out of Oshkosh, WI. I bought some special
saturable reactors from them, designed for my application, in 1998-2000.
http://www.sncmfg.com/
John
K5PRO
>
> Message: 5
> Date: Wed, 25 Oct 2006 17:34:32 -0600
> From: Jack Schmidling <[EMAIL PROTECTED]
s the rest of us did. So in summary it was good radio and bad
camping.
73, John, WA5BXO
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n any band. JOTA is a World Wide Event.
Do some research on the internet about it? This is my first time but it
looks like fun.
John, WA5BXO
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I am not a listener of CHU but I am curious as to what would be the
disadvantage to changing the license from FIXED service to BROADCASTING
service. Are there fees involved and special broadcasting requirements that
would cost a lot of money?
John, WA5BXO
in lies 50% of the "ZERO BEAT"
trouble. The rest of the time, when guys are off frequency, it is just
plain carelessness and occasionally they are rock bound and not using a VFO.
John, WA5BXO
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Corrections to the previous message: where ever you see TS830 replace it
with TS430. The TS820 entry is correct.
John
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guess
there is no substitute for bigger tubes. HIHI so we just run it a little
lower and limit the Xmit time.
As for control carrier, I would rather run SSB.
John, WA5BXO
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of KA5MIR
Sent: Sunday, Octob
you better signal and audio reports and keep your
band neighbors friendly.
John, WA5BXO
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that I could not do it on SSB, but I have found
most of the SSB only operators are not in to listening for that long. Short
attention span I guess.
John, WA5BXO
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bill. :) "I'm here to help
you!"
73
John Flood
KB1FQG
978-979-2807
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I wonder if the FCC plan is to trade us the bandwidth for BPL sharing. They
are really being stupid about this BPL thing. There must be a lot of money
and big company push involved.
John, WA5BXO
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I can always count on you Jim, for a good comment and a laugh.
Well Jim, That's why when I'm on the air with some one I don't know to well
and I'm not to sure how well they are hearing me so I tell them "The name
here is John, like the commode"
Sorry Brian, it'
Yep, here in south Texas it gets hot. So since we got indoor plumbing now,
we cleaned up the old outhouse and made sure it was dry, the old platform
makes a good place to set the big on while it bakes.
Just had to say it!!
John, WA5BXO
-Original Message-
From: [EMAIL PROTECTED]
[mailto
The RCA 1:1 modulation XFMR I believe is good for only 200 ma in its
secondary. Don, K4KYV has described a method of removing or reducing the
core gap to make this XFMR capable of very good low frequency response but
it will then require a modulation reactor and coupling capacitor because the
seco
Ed:
I would be glad to do that for you and I will certainly do my best at
protecting it but would feel better if you could make another copy of it
first. I know that the copy will not be as good as the original. So I
leave it up to you as to which one you want to send to me.
John, WA5BXO
That VHS tape can be digitized to a format viewable on everyone's
computers. I'm sure that John, KB6SCO or I could do that for you Eddy, and
then we could all enjoy it.
John, WA5BXO
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Ed S
-up required, then return your originals and a CD of
what's on them.
Heck, I'll even pick up the shipping - on my FedEx number...
Contact me off-list for the Particulars.
Cheers
John KB6SCO
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L
CDs or DVDs.
Contact me off-list is there's anything I can do to help out.
Cheers
John KB6SCO
Carson City DM09fg
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I see Otis from time to time still I will give him a call and see if we can
dig up some of the old recordings. I have the equipment to do the transfer
to digital. I do it all the time for customers.
John, WA%BXO
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e
armature either. So I glued a little piece of thin plastic in place and all
was well. It was a little noisier that the felt pad but not bad.
John, WA5BXO
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On Thu, 14 Sep 2006, [EMAIL PROTECTED] wrote:
I have a question HOW do you get these things apart? There must
be a better way than stripping the heads off the screws and trying to
use a razor blade as a screw driver band aids are getting
expensive klc
Might I suggest 'fine
not binding.
I rather suspect that you've got Magneto-gunk in the gap, tho
Cheers
John KB6SCO
PS: if the meter is junk, do not despair, I have three or four exact
replacements. Someplace, in a box, under a box, behind some junk, in one
of my storage spa
.
For what it is worth.
~John~ n1fcu
--- [EMAIL PROTECTED] wrote:
>
> In a message dated 9/12/06 1:40:23 PM,
> [EMAIL PROTECTED] writes:
>
>
> > Where is the
> > BEST place to derive 117 vac for a Dow Key relay?
> >
>
> Rick,
>
> Don't
bands
To ALL:
Please, on that weekend, try not to just stay on the same frequencies that
you normally hang out but instead sweep the bands and look for Scouts.
Thanks, John
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TS830.
John Coleman
WA5BXO
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an 0D3 or similar - you might want to just hook (clipleads)
it up, with a say, 2K 10W resistor in series, to a 0 - 200 VDC power
supply, then start at 0V and turn it up until the tube just fires, then
read that voltage.
That's all the Hickok is going to do.
On Thu, 7 Sep 2006, Rick Brashear wrote:
Does anyone happen to know the settings to test a 5749 on a Hickoki 600A
Model tester?
I looked on my Hickoki, but its all in Japanese
Cheerz
John-san KB6SCO
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the XLR input and
using the shield of the cable for just a shield and not common the audio of
the microphone. The mixer is a good plan if available and may have other
uses. Mine also has compression using a Light Dependent Resistance device
to regulate the audio level.
John
WA5BXO
to a more expectable response for the rig.
John
WA5BXO
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x27;d most likely
need to be modified to fit in the existing fixture.
Perhpas someone who has modded a classis RCA rock-holder can give better
info...
Cheers
John KB6SCO
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with one of the noise canceling devices such as the ANC-4 or MFJ-1026 or
MFJ-1025. If anyone has one of these that they would part with please let
WB5PKD (BJ)([EMAIL PROTECTED]) or WA5BXO (John)([EMAIL PROTECTED])
know and what you are asking for it. I might also say that we are not
against bui
idn't mind
too much. He just added more oil. Later he put in a wooden dipstick. We
all wondered how many transmissions he got to the quart.
John
Forwarded for possible List Interest:
PLEASE REPLY OFF-LIST TO ORIGINAL POSTER
not to me, I'm only the copy-cat. ;}
Original Poster is Don House, [EMAIL PROTECTED] and a really nice
guy, BTW.
-- Forwarded message --
Date: Thu, 24 Aug 2006 10:39:02 -0500
From: Don Ro
Now that is what I call ham radio ingenuity! Way to go Bob. If for no other
reason just to see if could be done. It reminds me of my experiment to
water cool the 4CX300s. I won't bore you guys with that again.
73
John, WA5BXO
-Original Message-
On Behalf Of W1EOF
Sent: Monday, A
nel Stuff. You
will have to remove the escutcheon to get at the limit screws, IIRC.
Cheers
John KB6SCO
1 or 2 for now --- up to 10-20 for the future.
John, WA5BXO
-Original Message-
On Behalf Of [EMAIL PROTECTED]
J.
How many u want??klc
- Original Message -
From: "John E. Coleman (ARS WA5BXO)" <[EMAIL PROTECTED]>
Date: Friday, August 18, 2006 2:33 pm
S
Maybe I could manufacture nuts for pots, and those hard to find fixed carbon
4 watt resistors, and sell homemade jam on the side.
Probably do about as well as I do now! If I could get folks to return the
jars from the jam then I would not need transportation fuel to purchase new
ones.
HIHI
John
that are to large. Who makes
this stuff, some far east company, and they secretly ship them to
Switchcraft and other manufactures of potentiometers.
John, WA5BXO
oof, to prevent dialectic heating
and melting of the composition roof material. So I know the Voltage was
high.
John, WA5BXO
-Original Message-
On Behalf Of uvcm inc.
Sent: Thursday, August 17, 2006 10:27 PM
I have a Johnson kw matchbox, it is very limited if the impedance goes
abov
in the process. I've got the big roller inductors for that,
finding capacitors is next, then the sensors, stepper motors, and
controls, etc just no time right now for such a project.
Thanks again to all who gave their opinions and advice!
Cheers
John KB6SCO
ended output of your ATU and
see what happens.?? SWR figures might be better (but could also be worse).
John,
Did you ever try this? If so, what were the results?
Yes, I did - results not good at all, antenna would not tune and the
Transmitter complained at me bitterly... ;} I also built
a loop, approx
450' circumference, around my back fence at a height of roughly 6 feet
AGL. And it tunes 1.1:1 on the AM Windows of 80 M... so the Concept is
working, at leastA bigger transmitter is, however, on the
horizon. ;}
Thanks in advance...
Cheers
John KB6SCO
gear, piles of books, etc., etc
Hey Don - maybe there's a little 'growth industry' for you to develop?
Merz Vintage Radio Transport Facilitators.
Cheers
John KB6SCO
who, just last evening, had several nice AM QSOs on the aforementioned
390A and Valiant.
never, never use peanuts on radio packaging!.
newspaper and bubble wrap. foam is good too.
when a box is dammaged the peanuts fall out and there
goes your padding. the rest is down hill from there.
and newspaper absorbs water so I use that often.
--- Rick Brashear <[EMAIL PROTECTED]> wro
hours to myself, and I corrected these
faults, wired up a better PTT/Audio chain, the Rig now stable at full
output, the antenna system back to 1.2:1 on 80M, and I'll get back on the
air this evening, or tomorrow night.... ;}
Cheers
John KB6SCO
Valiant, Ranger, ELMAC AF-67
R-390, R-390A, R-388
along with the dial-cord diagram... it's a good addendum to the Mil and
Commercial docs... IMHO, at any rate.
Cheers
John KB6SCO
stmas. Of 2009...
Again, my apologies for the 'broadcast' - I want to make sure that
everyone is taken care of, including folks who may not be on the current
BCC mailing list.
PLEASE WRITE ME PRIVATELY - PLEASE DO NOT RESPOND BACK TO THE LIST!
Cheers
John KB6SCO
nd plugged it in - fine.
I am most wary of epay deals in which the shipper doesn't really know what he
is selling, or the value of it to us.
73
John
K5PRO
anyone got a 14 year old daughter/granddaughter (like
in the cell phone commercials) to
translate/communicate for us old timers?
That would keep the FCC monitors listening for sure.
[a lesson in 'burst' communications]
--- "Stevan A. White" <[EMAIL PROTECTED]> wrote:
> 200 Spoken WPM, huh? That
state
driver did all the work of grid current. The plates of the Bogen output
tubes or capacitively coupled to the grids of the four 813s and a center
tapped choke feed the bias to the grids
John
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of W5OMR/Geoff
Altec tube gear to So. Korea, or a Yamaha CS-80
Synthesiser from the 70s to London (250 pounds including the crate), and
many many other, smaller (sort of) items, has gotten lost or damaged in
shipment or Customs. And hey! I'm just a nerd with a soldering iron - not
some skilled trasportation master
Cheers
John KB6SCO
uff. If I knew a nation-wide place, I'd list the name, but I
always pack my own shipments - and I've sent fairly big Stuff all over the
world.
Cheers
John KB6SCO
the battery goes to the common ground then easy it is.
John
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Jim Candela
Sent: Thursday, July 20, 2006 3:21 PM
To: Discussion of AM Radio
Subject: Re: [AMRadio] VTVM Battery Eliminator
Don,
I never tried
the references to Microslop Office, and rebooted, and it
fixed the problem.
Pray that their next generation WINDOZE and application software are more
stable. Meanwhile I use the Mac OS 10.4 for most important work, and save the
PC for webbrowsing and a few dedicated applications to DOS.
73
John
K5PRO
p.
Back to net control!
John, WA5BXO
he biggest problem occurs when Frank
can't understand Texacan, Valley, or South Louisianaion
John, WA5BXO
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of John Lawson
Sent: Friday, July 14, 2006 10:36 AM
To: amradio@mailman.qth.net
Subject: [AMRa
QTH (18' long, 10K pounds including power and mod iron)
y'all can probably wrangle a smaller RCA or GE or Bauer or whatever
And yes, (if the 'paperwork' ever gets done) I'll be providing a nice
warm place in my shack for a newly-orphaned RCA BTA-1R1.
Anyway, just my 200 milliDollar for a Friday...
Cheers
John KB6SCO
That rich old fart expires as we all do and his wife
sells all his "old crap" for next to nothing and the
meek inherite the rigs....
:)
~John~ n1fcu
--- david knepper <[EMAIL PROTECTED]> wrote:
> "Rich old fart buys five old Corvettes and has them
> stor
BC-610 and KW1 I'd think that I
could bring them all the way down to MA by hand. As I look at my globe it all
looks downhill! BTW I recently got a Superpro PS and hope to get your old
radio online soon.
John Flood
KB1FQG
- Original Message
1. Re: Re: Value of Homebrew Rigs
nt that does mo'/better. Unfortunately this
has gotten me into trouble with the XYL, so I am contracting to have a 2 car
garage built out in the field, with some extra space out back. The XYL bought
the car-needing-a-good-garage story.
73
John
K5PRO
>
> Message: 4
> Date: We
ion of the XMTR to copy CW or SSB. When he
decided to build the new converter, he had not had a mobile rig for about 15
years. I think he gave the old one away. He said he was not going to build
a XMTR just for the "SPOT" function when all he wanted was to "read the
mail".
John, WA5BXO
a few
more DB. But lets stay legal here HIHI.
John, WA5BXO
A friend of mine has acquired an old Grundig Console Radio and would like
more info about it such as manufacture date, etc.
Pictures at
http://wa5bxo.shacknet.nu/Kathi%20Raines%20Radio%20Pictures/
Appreciate any help any one can give on this.
Thanks, John, WA5BXO
e contacts but I had the most fun until now as
I look at the prospect of getting the gear back in the racks up on the second
floorouch... I'll keep listening and hope to be transmitting from home
soon. Until then, I'm still dangerous below 50MHz.
John Flood
KB1FQG (N1HID for the past weekend)
Sorry to those who see this on other related lists!
Don, K4KYV, sent me a reply direct and said he was not even able to post
reply via the reflector using the text of my message.
Really weird.
John
Hi Jim
Probably around 3875 to 3890 in the evening is all I can say on time
but I will look for you. Call me now if you can.
John, WA5BXO
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Jim Candela
Sent: Saturday, June 24, 2006 11:17 AM
To
I sent message2 with out the "HIHI", again and it still bounced again.
John, WA5BXO
This is really strange. I can't seem to get a certain message to go through
regarding something that Don, K4KYV, was talking about. So I posted the
message on my web site. All of the other messages that I send go through
fine. There must be a word in the txt that the reflector doesn't like?
Ple
Hey Don, K4KYV
I may actually be on the air tonight if any one wants to fight the QRM.
John, WA5BXO
developed that energy as they are added in the XFMR. However, it is
different in the modulator of some BC equipment where an 807 is a direct
cathode follower to drive a specific 833, and there is no driver XFMR.
John, WA5BXO
ohms from one side then it is a logarithmic. I think I
have some 100K pots but will need to check them and see if one has a switch.
What are the physical dimensions?
John, WA5BXO
project.
Any opinions, thougts, experiences, etc?
Cheers
John KB6SCO
Valiant Ranger AF-67
R390 R390A R388
ave
experience with this, I am not a mechanical engineer or a structural engineer
or PE.
I hope to install that tower near the center point of my wire dipoles, so that
I can elevate them as well as use it as a vertical radiator, with a tuner at
the bottom.
73
John
K5PRO
Geoff
Thanks for your concern but I did send the message to both you and the list
and it did come back to me from the list.
Thanks anyway because as you know I am just as likely to send it to my
Grandmother, rest her sole.
John
Hey Conor
Sorry about the misspelling of your name in the previous post. Ask anyone,
they will tell you I am notorious for that.
John
f you understand what this list is about. We are all amateur
radio operators, builders, experiments, and collectors of junk. We welcome
anyone that has an interest. Some of us are also amateur astronomers. I
have a 12.5 in F6 Newtonian on a 3Ft high EQ mount. I bought it from W5MEU,
John Mohn
this will go there in about 7 days if I get no
regional AM Radio group takers.
FYI - My eBay ID is johnpr
Thanks, John KF2JQ
e, I have no opinion about the direction of the reply.
I deal all day long with so much variety in computing that I just don't
care. I'm likely to send it to my grandmother as not, HIHI, but will try to
comply with the majority.
John Coleman
WA5BXO
are saying what we want and that we have the
correct person on our outgoing email.
Thanks for options,
John
K5PRO
references to me, privately if you wish, at
[EMAIL PROTECTED], or to the List.
I will collate them and report the results to Brian.
For Da Record: My own vote is for "Reply To List"
Cheers
John KB6SCO
, to which he
replies "Oh, I just dont' know how to do those things..."
Yeah, right.
Anyway this is bordering on a Screed/Rant so I've made my point.
If you can repair, tune, and operate a Gates BC1 or RCA BTA1 or BC610 -
don't tell me you can't figure out how
o Handbook" for title.
Currently about 25 books appear - five or six are Handbooks from various
years / editions.
A couple are going for Stupid Money - but the rest are reasonably
priced.
Cheers
John KB6SCO
Carson City DM09fg
PS: Called CQ on 3880 last night (0700 GMT / 2300 PS
LL of them show grounding sticks made of wooden
dowels or 1X1 lumber, with the usual heavy braid and hooked 'business
end'.As late as the mid 60s these are shown.
Cheers
John KB6SCO
t; the Great Electron Gods had intended for capacitors to be discharged through
> a
> resistor (other than a bleeder) before working on a circuit, them he would
> have made discharge sticks with built in resistors. I have never seen one,
> have
> you?
73
John
K5PRO
, but lifesaving in the longer term.
73
John
K5PRO
I wouldn't use wood for an insulator. Its insulation
properties change drastically depending on the
relative humidity. I have seen telephone poles light
up quite nicely with 10K volts on them.
PVC pipe (the white stuff) is a good insulator. To
test it, put it in a microwave for a couple of
m
ear or so, we measure the terminal value. If it starts climbing in
incremental steps, then you know it is going to explode and fail soon. We try
to remove them from service before they rupture during use (after 10-20 years
of storing energy with pulsed discharge waveform).
73
John
K5PRO
New Mexico
and
HV DC present. I have forgotten now why I was in there, that part is some
what foggy. Something about the link I think. Anyway that was when I was
younger (much younger), (good looking and stupid). Well, stupid anyway!
John, WA%BXO
reached
Zero volts then I insert the shorting bar or stick to insure that the plate
voltage can't be activated again with out tripping the breaker HIHI.
PS: the bleeder resistors had best be radiating heat after the plate supply
is off or I suspect trouble.
John, WA5BXO
-Original Me
If you do things right,
Power Down,
Watch the HV meters fall down,
Then - Apply the shorting stick,
There won't be an arc.
WA5BXO, John
I'm sorry Geoff, but the current capabilities of those or any small relay
would not be large enough for the RF current.
John, WA5BXO
from a 20 Volts or less source.
John Coleman, WA5BXO
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Rick Brashear
Sent: Thursday, June 01, 2006 1:20 PM
To: Discussion of AM Radio
Subject: Re: [AMRadio] Relay
Hi John... the DC resistance is 2400 ohms
Rick
What is the DC resistance of the coil measured with your ohm meter?
John, WA5BXO
High Voltage circuits can kill due to electrical shock to the body
as well as burns and fires.
John Coleman
WA5BXO
On Wed, 31 May 2006, Harry Vaught, KT4AE wrote:
Youse guys? Some sort of colloquialism I suppose, instead of the proper
"y'all" or acceptable alternate, "you'uns".
As opposed to something on the order of:
"Like, D00DZ...!"
Cheers
John (lik
built with some headroom, esp the 833 rigs. Most have overload
relays to protect the tubes or power supplies.
There has been an execellent series of articles on just this, in Electric Radio
magazine.
73 and get those finals glowing again- not only on 160 but higher if feasible.
John
K5PRO
&
Been on the Net since 1991 - ya'd think I'd get this figured out by
now... HIHI!
Anyway, one free 11-pin plug if y'all can guess out to whom that was
*supposed* to be addressed...
(actual addressee not elegible...)
Cheers
John KB6SCO
Having revieved Monies in Hand - at this time I can't find a record with
your name on it, either PayPal or MO/Cheque.
PayPal is preferable - it's $5 for shipping/handling - the Plugs
themselves were free. And of course no rush a'tall - send whenever
covenient for you.
On Sun, 28 May 2006, neal Newman wrote:
Neither Rig worked well On 75 meters.
What problems did you find? What did you do to try and get a 1R1 on 75?
I've got one on the way, and I intend to do just this - I'd be very
interested in your experiences...
Cheers
John KB6SCO
601 - 700 of 1145 matches
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