From: Donald Chester [EMAIL PROTECTED]
Frequencies I hear discussed are 3685, and down on the low end near 3610.
FYI guys - I have crystals right now for 3615, 3645, 3655 kHz,
3686 and 3700 kHz
I can try to get some made up for 3685 kHz if a lot of folks
want them, but it
FOR SALE:
1) Signal Corps surplus type CS137 crystal case. Green.
Holds 120 type FT-243 crystals in padded drawers.
One drawer on each side with locking covers.
Excellent condition. No rust or crud. One of the best
I have seen.
QTY 1 available for $35.00 plus shipping.
2) Military surplus steel
FOR SALE: CRYSTAL OVENS (Octal)
These are brand new (or nearly new) octal, plug-in
crystal ovens in a cylindrical case - Model 177-136.
Made in Canada by Croven Limited of Whitby, Ontario.
Great for high stability oscillators. They hold up to
THREE HC6/U or HC48/U crystals equivalent to
As I said before - the article for the solid state replacement
for the 25K pot in a Ranger / Valiant / DX100 etc. is on
the web SOMEWHERE. I just can't find it any more.
Can someone help find it?
I guess, buy the issue from ER.
For those who may or may not know, here's the complete ER Index
Aye, yup - with thanks to all of the thundering herd!!
I already had a link to it on my web site but just couldn't
find it for some reason!
I fixed that in a hurry! Got it in three categories now!
Mods, Heathkits and EF Johnson sections!
http://www.af4k.com/Boatanchors_Directory/
73 y'all!
Larry and Jack, there is an article on how to do just that on
the web somewhere.
As the others have said, it is the best way to reduce your drive
to the RF final.
From: Peter Markavage [EMAIL PROTECTED]
Why not just make the screen voltage adjustable by using either a
Wow - I see a Valiant there too and only $1275.00 !
Please, take a look at this one:
http://amfone.net/Amforum/index.php?board=33.0
Thanks,
Rick/K5IZ
__
AMRadio mailing list
List Home:
FOR SALE:
REDUCTION DRIVES by JACKSON BROTHERS.
Brand new dial drives for 1/4 shaft. Extra nice brass
construction.These are Jackson Brothers units with a
5:1 or 6:1 tuning ratio. These are the same as used in
the Heathkit HW-101 transceiver and other rigs.
Two hole mounting for front panel is
Jack - the typical, normal HV winding of a plate
transformer consists of this:
RED/YELLOW = center tap.
RED X 2 = HV AC to rectifier plates.
Better check the schematic of the Ranger, but I am
99% sure that is going to be where they should go.
Bry
Now I have a mystery. I am pulling out
Brian Carling wrote:
Jack - the typical, normal HV winding of a plate
transformer consists of this:
RED/YELLOW = center tap.
Problem is, this apparently isn't normal.
The red leads go up to the function switch.
Jack the ONLY thing from a Ranger power transformer
that should go
Sometimes octal sockets will have less than 8 pins.
If an application was for a tube that didn't use all the pins,
then manufacturers would save money leaving one or two out.
Question: can new pins be inserted into such a socket to
repair it? If so, where would one get replacement pins?
Use the delete key or learn how to use filters.
Sure beats stifling discussions.
From: [EMAIL PROTECTED]
How much longer are we going to drag this thread out? My in box is way
overloaded! Sounds like the rachet jaws on 3890!
73.
John, W4AWM
Member AMI
From: W7CE [EMAIL PROTECTED]
My
purpose was to make sure members of the group are aware of the
long-established DX window from 3789 to 3800. It is officially 3790 to
3800, but has drifted down an extra kHz in the past few years (those DXers
are are real bandwidth hogs
by so someone else can work a new country.
73,
Clay W7CE
- Original Message -
From: Brian Carling [EMAIL PROTECTED]
To: Discussion of AM Radio in the Amateur Service
amradio@mailman.qth.net
Sent: Thursday, October 12, 2006 5:08 AM
Subject: Re: [AMRadio] Phone band expansion
Actually no, AM has been used in the region of 3837 kHz
for some time, and down around 7160 kHz too - hardly the
to of the band. Why do you think it is wrong?
Considering the fact that you are outnumbered by 500 to 1 at any given time,
I would think it wise to stay up at the top of each band
From: Todd, KA1KAQ [EMAIL PROTECTED]
500-1? I think you need to get on a bit more often, Bob. AM has made a
huge comeback over the last decade, and the 'gentleman's agreement'
you mention seems only to be respected by the AMers. Just check 3870 -
3890 any night, you'll hear
From: Bob Maser [EMAIL PROTECTED]
If AM is getting so popular, why aren't there any manufacturers
producing any equipment?
Look at the function switch on most modern HF transceivers, Bob.
There is usually a position marked AM.
I can see this is going to be a conversation like a lot you
can hear on 75m SSB! NOt very deep - mostly more like:
DID
DIDN'T!
DID TOO!
Bob Maser in Tampa writes:
Yeah, right.
- Original Message -
From: [EMAIL PROTECTED]
Icom, Kenwud, Yeasu
least). If AM is getting
Date sent: Fri, 13 Oct 2006 19:30:27 -0400
From: Bob Maser [EMAIL PROTECTED]
That is a question that does not deserve an answer.
But... you did!
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AMRadio mailing list
List Home:
Say Rick everyone...
Do you have ANY idea how to DELETE old ads on that
bulletin board?
I have searched the site quite a bit and couldn't find out
how to do that!
From: Rick Brashear [EMAIL PROTECTED]
Please, take a look at the R-388/URR for sale at:
Hmmm - the 40m designation looks just like what we have now.
Did I miss something?
FCC Daily Digest
Vol. 25 No. 196
October 11, 2006
THE FOLLOWING ITEMS ARE DATED AND RELEASED TODAY:
AMENDMENT OF PART 97 OF THE COMMISSION'S RULES
GOVERNING THE AMATEUR RADIO SERVICES.
Amended the
OK sorry guys - read further and saw what they are proposing.
No opinion yet.
Hmmm - the 40m designation looks just like what we have now.
Did I miss something?
FCC Daily Digest
Vol. 25 No. 196
October 11, 2006
THE FOLLOWING ITEMS ARE DATED AND RELEASED TODAY:
AMENDMENT OF
From: Donald Chester [EMAIL PROTECTED]
Once the expansion goes into effect, we should immediately commence AM
activity on the new frequencies, including the 3600-3700 kc/s Extra
segment.
For those who would like them, I can offer FT243 crystals
on the following lower
FOR SALE:
AM Broadcast Band Crystals
Great for testing transmitters and for other applications.
Complete list of available frequencies at:
http://www.af4k.com/BCB_crystals.htm
Regards - Brian
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AMRadio mailing list
List Home:
The SYNC-AM works EXTREMELY well on the Sony
ICF-2010 receiver!
Hi Jim (JO): I have an R-75 also but only the stock filters. My S-AM has
rarely shown (if any) improvement. If I use my imagination, on weak signals,
the S-AM seems to work a little bit. Otherwise, especially with good head-
Hallicrafters SX-101 is a great receiver.
I am not a big Hammarlund fan!
Hi Everyone,
I am new to boatanchors and need some advice. I am beginning to collect
antique radios. I want suggestions on what my first one should be. I am
living in a duplex so a xmitter is out of the
INTERESTING that two of us recommended the SX-101
I read your e-mail AFTER I sent mine!
You will get 100 different receivers from 100 people...My 2 favorites
are the SX101 Mark II and the
NC183D...Both great selectivity and great Audio...
Bob W1PE
-Original Message-
From:
could be mistaken.
Hey, Brian. What band...2M or 6M. Freq? -73- Peter
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Brian Carling
Sent: Saturday, September 23, 2006 11:38 PM
To: Discussion of AM Radio in the Amateur Service
Subject: Re
Request for Old Recordings
Guys all I have are some CB arguments I found on
the internet..
PJ
Brian Carling wrote:
Can anyone help John Lawson with material for
this?
If so, e-mail him at:
[EMAIL PROTECTED]
--- Forwarded message follows
Check out the VHF AM Group:
We are under-represented!
They need some more USA participants on there!
Welcome to the VHFam group at Yahoo! Groups.
To learn more about the VHFam group, please visit
http://groups.yahoo.com/group/VHFam
To start sending messages to members of this group, simply
There is a group on Sundays in the DC area.
There is a new 2m AM group starting in the Tampa Bay area.
You need to have at least two people to get something
started. Then others will join.
I agree with the lowfer theory(good one). I cant hardly buy a 2 M AM contact.
73 DE K0NG ..
Eddy you really oughta make a DVD copy of that thing for posterity.
VHS won't last forever!
Then you could pass it along to the archivists.
Good Morning All,
This talk about OT audio recordings clicked a bulb of remembrance from deep
withen my feeble brain...
Way back, in the early 90's,
It would be really good to try to include some recordngs from
the 1940s and 1950s though I suspect they will be much
more difficult to obtain.
There are bound to be some folks out there who have possession of
vintage on-the-air recordings from the 60', 70' and 80's, maybe even
earlier. I
Sadly I must report that the Central Florida Tuesday evening
net on 50.4 MHz AM has migrated to SSB.
Perhaps I can help revive AM in this area with some
other guys if life slows down a little for me.
Does anyone know if the DC AREA 6m AM net is still
going? I think it started over 40 years
Two Meter AM is going strong in Europe.
Here's a report about some cross-channel contacts
from the Netherlands to England etc. on 144 MHz AM!
Looks like they use 144.55 MHz there, just up from our
144.450 MHz calling frequency. Some of you with the old
tube 2m AM rigs would be surprised what
?
Also - an 807 is the oscillator, IIRC.
And Brian Carling (on this list) sells crystals, but they'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
From: Ed Sieb [EMAIL PROTECTED]
Unless I'm completely mistaken I believe that the crystal inside the
holder
(a large octal based oven) is an HC6/u type. One can plug in FT-243
type
xtals in the oven sockets, or use modern style HC6/u with fat pins.
Ed, VA3ES
Thanks
PLEASE REPLY ONLY TO THE SELLER AND NOT TO
THE WHOLE LIST!
FOR SALE: VERNIER REDUCTION DRIVES by
JACKSON BROTHERS.
Brand new dial drives for 1/4 shaft. Extra nice
brass construction.
These are units with a 5:1 or 6:1 tuning ratio.
These are the same as used in the Heathkit HW-101
transceiver
FOR SALE:
DOW-KEY ANTENNA CHANGEOVER RELAY.
Brand new Dow Key relay model 60-230442 with
external DPDT muting contacts.
12V operation. Has three standard SO-239
connectors.
QTY 1 available for $42.00 plus shipping.
Picture and details at:
http://www.af4k.com/miscpart.htm
FOR SALE:
Rechargeable Batteries - sealed lead-acid 12V batteries.
These have seen light duty and been removed from service
after several months. Still working fine. Great for QRP or
portable operation.
QTY 2 - YUASA 12V DC at 17.2 AH
Dimensions: 7 X 3 X 7 tall
Available for $24.00 each
PLEASE DO NOT REPLY TO THE LIST. ONLY TO SENDER!
FOR SALE:
52 uF at 4400 V DC oil-filled capacitors. These are
recently manufactured Non-PCB caps that look
like new. They come with the protection resistor to
prevent any dangerous charges building up during
storage. Individually rated and
PLEASE DO NOT REPLY TO THE LIST. REPLY TO SENDER ONLY.
FOR SALE:
1000 watt Isolation Transformer. for 120V AC.
by Northlake Engineering Co.
Has four IEC outlets and heavy duty industrial
power cable. Heavy gauge, light gray metal case
with rubber feet. Like new condition.
Has a nice breaker
FOR SALE:
1000 watt Isolation Transformer. for 120V AC.
by Northlake Engineering Co.
Has four IEC outlets and heavy duty industrial
power cable. Heavy gauge, light gray metal case
with rubber feet. Like new condition.
Has a nice breaker switch for power ON/OFF.
Available for $45.00 plus
FOR SALE - E-MAIL ME PRIVATELY ABOUT
THESE
$5 Items to sell - most of these are new items
Mobile Antenna Ball Mount, used.
Two USA Cables
Two HDMI Cables
4 Classic Radio Knobs, some used.
100 Watt low pass filter, stops TVI, SO-239
connectors.
Antenna Relay with three SO-239
FOR SALE:
E.F. Johnson 6N2 VFO. - very good condition.
This VFO unit comes with an 8-pin (octal) power
supply plug and a 1/4-inch phone jack
for the signal output. It was used until a few
years ago with an old AM rig on
the two meter band and it was very stable and
accurate, typical of
Todd - tell us which is the BEST of these three:
1) Rig gets put in garage or attic to rust or rot.
2) Rig gets put into crusher or land fill never to be seen again
(modern military approach)
3) Rig gets put on display like a piece of art work in a
ham's private Museum - but never transmits or
SHUNT FEED works fine with a grounded tower.
That is what I used on 160m at one time and it worked
very well.
A grounded tower is safer.
4K
I recommend not grounding the tower. Makes it harder
to load up. Find a good ceramic insulating base like
you're supposed to have, and the correct guy
For my 160m shunt fed tower I had a Rohn 25 - a 60 footer
with a few feet buried in concrete...
So I dug out some old articles on how to do it.
Now, I DID have a good capacity hat in the form of
a 4 element Swan TB4HA beam at the top.
AND an 11 element Cushcraft bean on 2m FM above that.
I
When the list is set up the old way, hitting either REPLY or
REPLY-ALL in MS-Outlook does exactly the same thing--it replies only to
the list. The only way to reply to the individual is to go back into the
original e-mail, copy the individual's e-mail address out of it, go back
to your reply
Exactly, Don this is the issue in a nutshell... you have
to remember. That is something that us senior citizens are
not too good at!
Just look at all of the dupes we get from AM Radio and
on Glowbugs!
It's not a huge issue, but Outlook does put that limitation on
us because it only gives
FOR SALE: FT243 CRYSTALS on the Ham Bands...
Many new frequencies now available.
10 Meter 29 MHz AM PACK - in JUNE, QTY 4 FT243
Crystals
4X multipliers for 29.0 - 29.01 - 29.02 - 29.04
MHz
for $30.00
FREE in JUNE - HC6U Crystal on 3742.7 kHz with any
crystal purchase. Must request.
1815,
For Sale: TUBE RF FINAL PARTS
Pair of EIMAC 4-125A Tubes with ceramic sockets
and plate caps.
Rated for maximum plate voltage of 3000V at
200 mA each. Great for a homebrew 600-800 Watt
class linear amplifier. These are good,
used RF power tubes that look like they have
very low hours. The
Sellers are required to post at the TOP of your list of items for sale
that the buyer reply to you directly.
Hi Brian - sorry if I neglecte dtio do that.
I somehow missed it before, and will endeavor to make that
statement at the top of any future FOR SALE messages!
73 - Brian
REPLY TO ALL is a bad idea.
Please have it EITHER reply to the LIST OR to the individual,
but please not to ALL. That just makes the recipient list and
the duplicates sent grow and grow, and we all have to do
multiple deletes.
Every other list that I subscribe to operates the way you now
Don Merz wrote:
No
other list anywhere on Earth operates by automatically making every REPLY
into a REPLY-TO-ALL.
Actually Don, the GLOWBUGS list does, and it is
slightly annoying(!)
Just what we need - ANOTHER list!
make a sister list for buying and selling and set reply feature default to
reply to poster in stead of reply to all ;)
- Original Message -
From: [EMAIL PROTECTED] [EMAIL PROTECTED]
To: Discussion of AM Radio amradio@mailman.qth.net
Sent:
I know that Outlook and Outlook Express
allow reply and reply all.
Tom K3TVC
Huge limitation too.
Outlook does not give the option to reply to OTHER choices.
Reply ALL is a bad choice.
With BETTER e-mail programs like Eudora and Pegasus (FREE.)
you can easily choose to send to the following
FOR SALE: NINE ham band CR1A etc. crystals
Time to dust off those WW2 rigs and put them on the air.
Or homebrew something. I may even have a socket for these.
These are CR1A crystals with 1/2 [pin spacing, and pin diameter
is slightly larger than an FT243. I may even have a socket
or an adapter
There is a full list of Transformer Rewinder Guys that
you can consult at:
http://www.af4k.com/Boatanchors_Directory/Repairs.htm
AND at:
http://www.af4k.com/mega/repairs.htm
I hope it's helpful!
Some time back in 2005 I found a guy that rewound the power transformer for
my HRO60. He did a
Pfft! How DARE anyone get excited about band openings?
QUICK, throw water on them! LOL
On a good sporadic E opening, you can have solid audio and strong
signal levels. The key is being there when it happening. Since we're at
the bottom of the sunspot cycle, consistent and/or long term great
Richard, Mike, Pete etc.
Thinks... I'll tell 'em where to put their Johnsons! - LOL
Mike wrote...
I still, however, think it would be fun to put one on 15 meters since that
band will wake up before 10. As someone indicated, that would take a bit
more work, but probably not as much as putting
Jim Wilhite says:
I suppose there is a type of magic using a converted CB, but I would
probably find a Ranger, AF-67 or such to use. It does have a bit more
power
but that is a bit of a plus with the propagation of today. One can also
move to 15 meters with them which the CB would not
N4XY responds to Pete's comments about the recommendation
of trashing an old, NIB Johnson Whiteface transciver:
QUOTE:
Since I can't let Pete's comment(s) sit, I'll make one last public
remark, then drop it on the list as far as my own comments are
concerned. The trick is going to be to do
FOR SALE:
Added new frequencies now available in FT243 crystals for the
ham bands:
1915, 1920, 1925, 1940, 1950, 1955, 1977.5 kHz
3505, 3510, 3515, 3520, 3700, 3702 kHz
3703, 3705, 3721, 3790 kHz
3800, 3805, 3810, 3825, 3830, 3837, 3840 kHz
7006.67, 7025, 7047, 7060, 7100,
Congrats Rick! DId you get a look at the crystal socket yet?
Brian, AF4K
Hi all...
Thanks to the kindness and generosity of one of our own I am the proud
owner of a BTA-1R2 as of yesterday. Now the search begins for a few
items. First and foremost I need a manual for the beast. A
FOR SALE:
Homebrewer's 19 Rack-mount Chassis, Brand New...
This is a top quality 17 X 11 X 3 aluminum box
chassis
and includes the bottom cover plate. All parts of
it are
brand new and in excellent shape.
It comes with the mounting hardware brackets
already
attached for mounting it with
I will take it if it is still available. Dave, W7VM
FOR SALE:
One Driver Transformer suitable for Johnson Ranger
or Valiant etc.
Late manufacture Hammond replacement part.
QTY 1 available for $30.00 plus shipping.
Reply by E-mail to arrange purchase.
73 - Brian, AF4K
FOR SALE:
500W Commercial tube xmtr power supply - $150
DURANT Turns Counter - $4.00
RCA Power MOSFET TRANSISTORS 3SK3026 - 5 for
$12.00
OIL-FILLED Capacitors 25 uF at 600V - $8 for all.
3 Way STEREO SPEAKER SWITCH BOX - $4.00
EIMAC 4CX300A Power Tetrode Tube - now $5.00
Large finned TUBE PLATE
FOR SALE:
One Driver Transformer suitable for Johnson Ranger
or Valiant etc.
Late manufacture Hammond replacement part.
QTY 1 available for $30.00 plus shipping.
Reply by E-mail to arrange purchase.
73 - Brian, AF4K
FOR SALE:
For pictures and more details see:
http://www.af4k.com/miscpart.htm
4CX300A Power Tetrode Tube.
QTY 1 Available for $9.00 plus shipping.
TUBE PLATE CAP.
Made for a plate cap that is 1/2 diameter. Overall dimensions
are 1-5/16 diameter X 1-5/16 tall.
QTY 1 available for $8.00 plus
If you use 4 uf. and 5 H with choke input, it says the ripple percent will
approximate 4%. Usually 5% is where most people go since it takes such
large values to exceed that.
Yipes - 5% ripple on a 400V supply - won't that give you about
20V of AC buzz on your carrier?
Thoise autotune motors draw a LOT of current.
I built a power supply with an 8 Amp transformer from FAIR RADIO
for mine back in the 1980s.
MAN that transformer ran HOT,... even with no load!
From what I understand the filaments and auto tune on the ART-13
transmitter require about 10 amps.
Yipes - did you get a quote from Federal Express Ground Frieght?
Hi Guys well after I asked the question about shipping a HEAVY BA from
the North Country south I got lots of replies. Wanted to tell ya all
about the outcome. I had quotes from $1450.00 to $369.00... I went with
North American
FOR SALE: REDUCED PARTS and ACCESSORIES plus
SOME ADDED PARTS and ACCESSORIES:
750 Watt Isolation Transformer - 120V AC
Industrial construction with ON-OFF switch,
two 3-pin outlets. Excellent condition.
Dimensions: 14 X 8 X 8 tall. Needs AC cord
(supplied)installed
Available for $32.00
The power may not be wasted very much in the tuner, BUT
REFLECTED power goes back into the RF final and is disippated
in the famil amplifier device(s) - at least many people have
written articles for decades describing that marticular myth
or so-called FALSE STATEMENT. I am not so sure it is
If I remember right, 1.880 - 1.9 or so had most the AM activity. There used
to be an ol' buzzard BC-610 group that met around 1.985 or so, but I don't
know if they are still around. I haven't been on the air in some time
(fixing to change that), so someone else might have better advice on
Some of these MYTHS may actually be myths about myths.
Actually there are a number of commercially manufactured tube
RF finals that DO indded use toroidal transformers.
Dentron, for one example - they made a number of linear amps
like that, and they were/are not alone.
When we speak of SWR, we
I don't believe in them.
If you can't resonate your antenna, then what are you doing?
You ar etransmitting some energy and you are getting a whole
lot of reflected power that is wasted. You might also be cutting
back a lot of your power in the final RF amplifier of a modern rig.
If you use
I have heard some DX40s and DX60s that sound really great
on AM using a D104 with no modifications. I get good reports
on my DX60 with the D104. These rigs are a bit finnicky on
adjustment of the drive level, drive tune, loading, grid
current etc. If things are not just right, they can act
FOR SALE:
Shure 404B Mobile Microphone
This microphone is in excellent shape and in excellent
working condition.
Comes with a nice coil cord, and no connector.
Available for $25.00 plus shipping.
See picture and details at:
http://www.af4k.com/mics.htm
73 de AF4K, Brian
Let us know how it works.
I use an HR10B here also and mine doesn't do that.
I am ready on the air with the DX60-HR10 combo.
Brian, AF4K
I am sure I can find it.
Best 73
Alan
Quoting W1EOF [EMAIL PROTECTED]:
My HR-10B doesn't do it Alan, so it's not inherent in the design. As
FOR SALE:
Shure 404B Mobile Microphone
This microphone is in excellent shape and in excellent
working condition.
Comes with a nice coil cord, and no connector.
Available for $25.00 plus shipping.
See picture and details at:
http://www.af4k.com/mics.htm
73 de AF4K, Brian
You can find those AM filters around.
I found one for about $35 - 40 for AM on my SB300 the best
that I remember.
I have seen some for more, but just watch eBay. A lot
less work than making your own, and not too expensive
usually!
Mark W1EOF wrote:
Probably a long-shot, but I gotta ask:
George there is a picture of one on my web page at:
http://www.af4k.com/miscpart.htm
Does anyone on the list have a picture of the inside of a BC610 tuning
unit? If you do, please contact me
off list.
I am trying to determine what a large roller inductor I recently
purchased was removed
Could you move them up instead by 2.035 MHz and hit 29.000
MHz OK?
Is there still any AM activity cenetered around 29.100 MHz also?
On 3 Apr 2006 at 22:20, Mike Duke, K5XU wrote:
Most of the older 23 channel units used a mixing scheme which involved one
set of 4 crystals, and one set of 6.
Pete what is the FCC rule regarding Bulletins being limited
to ten minutes on amateur radio, please?
No Mike, I would not expect you to visit the ARRL site for any
information.
One way information bulletins are not illegal on the Amateur Bands
In a 24 hour period, the W1AW bulletin
year. If we all had to just
worry about only W1AW alleged QRM, we should be very happy. They are
small fish in the overall amateur band QRM problems.
Pete, wa2cwa
On Tue, 04 Apr 2006 15:29:24 -0400 Brian Carling [EMAIL PROTECTED]
writes:
Pete what is the FCC rule regarding Bulletins
Excellent comments Don - I learn more about all of this with
these discussions.
It is too easy to draw a simplistic conclusion and write
everybody off in simple terms when you read bits and pieces
about these conflicts between K1MAN and others, as well
as other conflicts within hamdom.
There
APRIL-MAY 2006 Crystal Specials while they last:
HC6U Crystals in 3742.7 kHz
QTY 100 available for $3.00 each plus shipping.
Buy 4 or more for $2.00 each.
FT243 Crystals on 7140 kHz
QTY 24 available for $6.00 each plus shipping.
Buy 4 or more for $5.00 each.
FT243 Crystals on 1977.5 kHz
QTY 12
Interesting stuff...
The DISCUSSION section about mentioninmg a web site is
interesting - that may now be an issue, but I didn't see any firm
conclusion.
Also I would think ARRL in Newington should be VERY
careful before they fire up their W1AW Broadcasts now.
This precedent could easily be
Hello Mark,
Do you need a 29 MHz crystal (FT243) for the DX60?
I have them on 7250 kHz (X4) if you know anyone who needs one!
73 - Brian
On 30 Mar 2006 at 20:32, Tom wrote:
Hi Mark,
I had to leave right after our non-contact to pick up my wife from work
since her car is out of service at
Mark - it sounds like you have a simmilar set-up to mine - DX100
and SX101
If I could only get around to finishing out the speech amp repairs!
On 31 Mar 2006 at 19:56, Mark K3MSB wrote:
Hi All --
I hope to be on 10 AM Saturday around 2 PM EST to about 5 PM EST.
This look good for
FS: BC611 Transmit Receive Crystals for the 80m
amateur band. See list at:
http://www.af4k.com/BC611_crystals.htm
Available on a limited number of frequencies while they
last - $9.00 each plus shipping.
73 de AF4K, Brian
FOR SALE:
Beautiful Lafayette KT340 Receiver, pristine.
This is as nice a Lafayette receiver as you will
ever see. Excellent in every way.
Covers 550 kHz to 30 MHz including a logging scale
and amateur bandspread tuning.
Receives AM, CW and SSB. Has 455 kHz i.f. Has many
extra nice features,
FOR SALE:
THREE Atwater-Kent AM Broadcast Band coils.
All in excellent shape.
Available for $10.00 plus shipping.
E-mail me to arrange purchase.
Brian, AF4K
FOR SALE:
BC610 Tuning Unit model TU51. Very good condition.
Has the original knobs. There are
no modifications.
Everything looks to be in very good shape
inside and out.
Has crystal socket, and also covers 5.0
to 6.35 MHz.
Before anyone asks, no I don't have any of the others!
For picture
REDUCED: High Voltage Capacitors
$1.00 each and up, for NEW MALLORY AND RCA 10%
Tol. DISC CERAMIC CAPACITORS AS FOLLOWS:
(most are in the package, others are loose)
QTY 6 - 15 pF at 3000V DC
QTY 5 - 15 pF at 6000V DC
QTY 2 - 22 pF at 3000V DC
QTY 1 - 22 pF at 6000V DC
QTY 3 - 27 pF at 3000V DC
For sale:
Audio Transformers - 600 ohms to 600 ohms
For these 600 ohm to 600 ohm transformers -
I have two types. They are both black
and potted as shown in the pictures.
The larger ones are rated 1 watt from 250 to 6000
Hz response.
The smaller ones are rated 0.5 watt and 300 - 3500
Hz
REDUCED:
QTY 10 of 800 uF at 450V DC Electrolytic Capacitors.
First quality Sangamo Type DCM - Made in USA, with
screw terminals.
Ten of these will get you 80 UF at 4500 V DC for that
BIG RF linear amplifier...
These are not the cheapie photoflash Asian caps.
They measure 3 diameter by 4.5
FOR SALE:
QTY 10 of 800 uF at 450V DC Electrolytic Capacitors.
First quality Sangamo Type DCM - Made in USA, with
screw terminals.
Ten of these will get you 80 UF at 4500 V DC for that
BIG RF linear amplifier...
Will sell the complete set for $60.00 plus shipping.
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