- 1. [Amps] Eimac vs. Svetlana 8560AS Tube (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Wed Jul 16 08:26:33 2003
- Is the Eimac tube capable of more plate current than the Svetlana. The Svetlana data sheet for this tube lists 250ma as max plate current. The Eimac data sheet(update 1997) lists one type of RF ampli
- /archives//html/Amps/2003-07/msg00086.html (6,628 bytes)
- 2. [Amps] 4CX800A Amp (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Tue Jun 3 08:32:48 2003
- Anyone have a copy of this article by Randy Henderson? Home-Brew a Customized HF Amplifier (73 Amateur Radio Today January '99) I want to use a single 4CX800A tube in an amp conversion and was lookin
- /archives//html/Amps/2003-06/msg00009.html (6,423 bytes)
- 3. [Amps] Toroid Core Power transformers (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Tue Jun 3 08:32:50 2003
- Where can I get a toroid core power transformer stateside? Any companies out there that anyone has had experience with? 73, Bill == Bill Smith KO4NR __________________________________ Do you Yahoo!?
- /archives//html/Amps/2003-06/msg00010.html (6,389 bytes)
- 4. [Amps] HV Power Supply Capacitors (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Mon Jun 9 21:52:29 2003
- I was given some new electrolyitc capacitors(snap in radial lead type) and was wondering if they were suitable for an HV power supply. I'd like to use 10 of them in series for an amplifier power supp
- /archives//html/Amps/2003-06/msg00050.html (6,770 bytes)
- 5. [Amps] Johnson SK 275 socket (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Mon Jun 9 21:52:34 2003
- Anyone got a SK 275 socket for a 3-400Z tube? 73, Bill == Bill Smith KO4NR __________________________________ Do you Yahoo!? Yahoo! Calendar - Free online calendar with sync to Outlook(TM). http://ca
- /archives//html/Amps/2003-06/msg00054.html (6,299 bytes)
- 6. [Amps] Heath SB-1000 schematic (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Wed Jun 18 08:12:31 2003
- Anyone got a copy of a SB-1000 amplifier schematic? 73, Bill == Bill Smith KO4NR __________________________________ Do you Yahoo!? SBC Yahoo! DSL - Now only $29.95 per month! http://sbc.yahoo.com
- /archives//html/Amps/2003-06/msg00120.html (6,306 bytes)
- 7. [Amps] SB-1000 or AL-80/AL-80A front plate (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Sun Jun 22 09:30:24 2003
- Anyone got a front plate for an SB-1000 or AL-80/AL-80A? 73, Bill Smith KO4NR == Bill Smith KO4NR __________________________________ Do you Yahoo!? SBC Yahoo! DSL - Now only $29.95 per month! http://
- /archives//html/Amps/2003-06/msg00179.html (6,401 bytes)
- 8. [Amps] Radio Switch Model 86S (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Sat Jun 28 08:31:51 2003
- I have a Radio Switch Model 86S(used) for sale. Has two ceramic wafers(1 pole 11 position) and (six pole 11 position). Has two coils installed on it, chassis mounting bracket, and ceramic standoffs.
- /archives//html/Amps/2003-06/msg00232.html (6,470 bytes)
- 9. [Amps] 8875 Input Impedance (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Tue May 6 09:56:59 2003
- What is the input impedance of two 8875 tubes in parallel? 73, Bill == Bill Smith KO4NR __________________________________ Do you Yahoo!? The New Yahoo! Search - Faster. Easier. Bingo. http://search.
- /archives//html/Amps/2003-05/msg00034.html (6,405 bytes)
- 10. [Amps] Gonset 201 Mark IV Amplifier (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Wed Apr 23 08:55:41 2003
- What plate voltage did it run? Is the tank circuit and bandswitch substantial enough for higher voltages? 73, Bill == Bill Smith KO4NR __________________________________________________ Do you Yahoo!
- /archives//html/Amps/2003-04/msg00210.html (6,376 bytes)
- 11. [Amps] Johnson Air Variable Capacitor #154-16 (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Sat Mar 1 08:43:34 2003
- I took this out of my Swan Mark 1 amplifier because it is too long after I replaced my bandswitch with a Radio Switch Model 86S. It is in excellent condition. Has some white deposits on a few of the
- /archives//html/Amps/2003-03/msg00003.html (6,806 bytes)
- 12. [Amps] Radio Switch Model 86S (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Sat Mar 1 08:49:23 2003
- Used with four wafers. Each wafer is two circuit with 3 poles. In excellent shape. No cracked ceramic or burns anywhere I can see. No detent included. Shaft was cut off at one time but is still 1 1/4
- /archives//html/Amps/2003-03/msg00004.html (6,602 bytes)
- 13. [Amps] High Energy Corp. Web Site (HEC Capacitors) (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Wed Mar 5 10:36:30 2003
- Here is the web site for HEC doorknob capacitors. http://www.highenergycorp.com/ceramic/rftransmit.html Lots of specs here. 73, Bill == Bill Smith KO4NR ______________________________________________
- /archives//html/Amps/2003-03/msg00177.html (6,557 bytes)
- 14. [Amps] Relay derating with frequency? (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Wed Mar 12 13:10:57 2003
- I have several sealed PCB relays that are rated as follows: max switched current-16 amps max switched power- 480 watts or 4000VA max switched voltage- 30vdc or 300vac UL rating- 16 amps at 250vac Die
- /archives//html/Amps/2003-03/msg00482.html (6,866 bytes)
- 15. [Amps] TenTec 422 Centurion Amplifier (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Sat Feb 1 15:53:42 2003
- Does anyone have a copy of the schematic they could email me? Is the bandswitch the type that progressivley shorts out the Tank Coils as you switch from 80 meters to 10 meters? 73, Bill == Bill Smith
- /archives//html/Amps/2003-02/msg00011.html (6,420 bytes)
- 16. [Amps] Heathkit HL-2200 (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Thu Feb 6 11:26:45 2003
- Which came first SB220 or HL-2200? What are the differences between them? 73, Bill == Bill Smith KO4NR __________________________________________________ Do you Yahoo!? Yahoo! Mail Plus - Powerful. A
- /archives//html/Amps/2003-02/msg00104.html (7,345 bytes)
- 17. [Amps] Multi-Tech Industries Bandswitches (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Wed Feb 12 09:17:19 2003
- I want to pass along how much Skip Coleman at Multi-Tech has bent over backwards to help me get my old Model 86 bandswitch fixed. After many emails Skip has helped me figure out the most economical w
- /archives//html/Amps/2003-02/msg00280.html (6,801 bytes)
- 18. [Amps] 3-400Z Input Impedance (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Mon Feb 17 10:48:27 2003
- I'm working us a Tuned Input for my Swan Mark 1 amplifier. Isn't the input impedance of two 3-400Z about 50 ohms? 73, Bill == Bill Smith KO4NR __________________________________________________ Do yo
- /archives//html/Amps/2003-02/msg00344.html (6,508 bytes)
- 19. [Amps] Good Silver Mica Cap Info (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Tue Feb 18 12:55:00 2003
- The military spec sheets are on this web site as well as a lot of good information of the various types of Dipped Silver Mica caps. http://www.semco-usa.com/dm19.htm73, Bill == Bill Smith KO4NR _____
- /archives//html/Amps/2003-02/msg00360.html (6,573 bytes)
- 20. [Amps] Tuneable Coil Forms for Tuned Inputs (score: 138)
- Author: ko4nrbs at yahoo.com (Bill Smith)
- Date: Wed Feb 19 12:34:46 2003
- Are 3/8 inch fiberglass slug tuned coil forms suitable for tuned input circuits? 73, Bill == Bill Smith KO4NR __________________________________________________ Do you Yahoo!? Yahoo! Shopping - Send
- /archives//html/Amps/2003-02/msg00375.html (6,489 bytes)
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