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[Amps] FS: Parts that may be of some use in RF Amplifiers

To: amps@contesting.com
Subject: [Amps] FS: Parts that may be of some use in RF Amplifiers
From: Radio WC6W <wc6w_amps@yahoo.com>
Date: Thu, 30 Sep 2010 08:50:31 -0700 (PDT)
List-post: <amps@contesting.com">mailto:amps@contesting.com>
  Alert!!  Microsoft IE8 or IE9 may not properly display my webpage.  Surely 
Billy G. is hard at work on the fix.  Firefox displays it fine, as does IE6 & 
IE7.


1N2804A -- 6.8V 50 Watt Zener Diodes, TO-3 case,  NOS -- $10 each

More Semiconductors may be seen at:

http://qsl.net/wc6wfsw/index.html?fr20.html


AC-DC Electornics model RS5N30-1.   5V @ 30A switching power supply with remote 
sense terminals, screwdriver voltage adjust, 6" x 2.5" x 10".  Employed with an 
external soft-start (See--  http://qsl.net/wc6wamps/index.html?fr63.html ) 
these can power the heater(s) on a 3CX1000 or a pair of 3-400Z's, 3-500Z's, 
4-400A's, etc.  Used -- $30 ea.   (3 units available) 

More Power Supplies may be seen at:

http:/qsl.net/wc6wfsw/index.html?fr15.html


Commercially made airflow switch assembly consisting of a V4-16 Microswitch 
(250VAC 5A contact rating) with a 1-3/8" x 1-3/4" sheet metal vane soldered to 
the switch arm. The switch is mounted in a U shaped anodized aluminum frame 
about 2.5" deep with mounting ears. Marked S-101 and part no. 467-115 if anyone 
knows where that's from! NOS $10 

 
*********** Transformers *********************

Stancor Transformers

  P-6308 107/117V Primary 50/60 Hz -- 6.3 VCT @ 10A Secondary, Used -- $20

  F-106 115/230V Primary 50/60 Hz -- 10 VCT @ 6.5A Secondary, S case Used $20

  F-610 115/230V Primary 50/60 Hz -- 6.3 VCT @ 10A Secondary, S case Used $20

Triad Transformers -- 115V 60CPS Primary

   F21A 6.3VCT @ 10A Secondary, Used -- $20

   F28U 6.3/7.5 VCT @ 25A Secondary, NOS -- $40 

More Transformers may be seen at:

http:/qsl.net/wc6wfsw/index.html?fr36.html

*********** Capacitors ********************

Cardwell -- XR-1000HS (about 950pF max measured)  These have slightly contoured 
plates for improved tuning resolution at minimum C.  .030 air gap.  About 4.5" 
x 4" x 3.5" overall including plate travel.   Used, Good condition.   $20 ea. 

National Type TMC-300,   300pF variable capacitor,  .070" air gap, approx. 8" X 
4" x 2.5" with plates closed.  Nice n' shiny like new! $40

Sprague 3600pF @ 30KV Doorknob capacitor.  Red epoxy encased style -- $25

More Capacitors may be seen at:

http://qsl.net/wc6wfsw/index.html?fr34.html

************** Coils ************

Toroidal Tank coil -- The core is fiberglass & resin encased. It is currently 
wound with 20 turns of #12 wire. There are notches in the form for up to 40 
turns. It is a bit over 4 inches in diameter and about 1-3/4" thick. This was 
made by Bob, W6YUY. See his article in August 1985 Ham Radio magazine "Design a 
Toroidal Tank Circuit for you Vacuum Tube Amplifier". $50

More coils may be seen at:

http://qsl.net/wc6wfsw/index.html?fr35.html

************** Tube Sockets & Accessories *****************

Eimac -- Databook set circa 1985 in two large yellow Eimac 3 ring binders. 
Includes data sheets from 1976 edition and earlier. Very good condition. $200 

Coaxial Planar Tube -- shielded heater/cathode contact assembly. Fits 2C39, 
3CX100A5 or similar.  Silver plated, NOS  -- $10 each 

Eimac SK-620 sockets, "unused" pair. One is a SK-620; the other a SK-620A. 
Probably 40 years old, a bit tarnished from storage, and unused except the 
heater pins on one were once soldered... probably to check some tubes. $60 for 
the pair.

Johnson 122-101 ceramic 7 pin septar socket (accepts 826, 832, 4D32, PL6549, 
PL6569, etc). These were likely a special order as they have the standard 
ground shield but, no ground clips.   NOS though, a bit dusty & tarnished from 
long storage -- $10ea

Johnson 122-237 ceramic 7 pin giant socket for 813, etc. NOS, $15

Johnson 122-237 ceramic 7 pin giant socket for 813, etc. Used, $10

Johnson A pair of used 122-237 ceramic 7 pin giant sockets for 813, etc. 
including (8) base clips. $25

Johnson 122-247A or 122-248 ceramic 7 pin septar socket (accepts 7094, 8877, 
832A, etc.) Used, $10

Johnson 124-115-2 UHF socket similar to Eimac SK-620. NOS, but, a mite 
tarnished from age. $40

Millen 36001 or National SPP-9 -- 9/16" Ceramic Plate Caps (fit 813 or similar) 
Used.  Your choice, $3 ea 



More sockets and some tubes may be seen at:

http://qsl.net/wc6wfsw/index.html?fr41.html


********** Connectors -- All NOS , US manufacture ******************

Amphenol MHV connectors -- Two 28100 right angle cable males & two 27025 panel 
mount females. -- $40 all.

UG-932 A/U MHV Male Cable connectors -- $10 ea 

UG-961 A/U MHV Female Panel connector -- $12 

UG-560/U HN Female panel mount connector -- $15 ea

UG-30C/U N Female-Female Bulkhead Connector -- $10 ea

More connectors may be seen at:

http://qsl.net/wc6wfsw/index.html?fr44.html

***********  Miscellaneous *************

Synchro Transmitters -- IMC Magnetics, Model 008-216, 26V 400Hz, .75" diameter 
housing, .120" dia. shaft, flying leads.   These will drive a typical Radio 
Compass Indicator.   NOS.   $20 ea. 

Water cooled heatsinks -- 12" x 8" used, drilled for a flock of TO-3's plus a 
few diodes. Back is flat. 3/8" water lines. $50 pair

ILG Electric Ventilation -- 17-18-022A squirrel cage type fan. Encased motor 
with 181-009-EA fan 115/230 VAC 1.6A/.8A 50/60Hz 3000 RPM 4+" round intake, 3+" 
x 4-3/4" rectangular output flange, weighs 25 lbs.  Removed from a RCA 
transmitter that employed a 4CX5000A.   Used -- $45 


***************************************

And of course some meters, panel meters, time meters & RF ammeters, please see:

http://qsl.net/wc6wfsw/index.html?fr32.html

**********************************

73 & Good morning,
   Marv WC6W



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