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1. [AMPS] FS - AL-1200 amp in Southeast (pickup only) (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Fri, 15 Feb 2002 14:06:21 -0500; Located in North Augusta, SC. Presently offered for pickup only at $1425. This is an excellent amp. It is clean and has had little use. It is presently on the air and can be demonstrared. Full output; /archives//html/Amps/2002-02/msg00157.html (8,347 bytes)
2. [AMPS] ferro-resonant transformers? (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Tue, 19 Feb 2002 00:14:58 -0500; The kind I am familiar with require capacitors to run, and HUMMMMmmmm noisily while powered. Jerry W4UK -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrati; /archives//html/Amps/2002-02/msg00193.html (7,540 bytes)
3. [AMPS] I did a dumb thing! (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Fri, 04 Jan 2002 11:25:23 -0500; A couple of weeks ago Tom Rauch told me that in such a case, secondary voltage would be limited by core saturation. Maybe you only applied 10-20% overvoltage to it if it limited. But it sounds like i; /archives//html/Amps/2002-01/msg00052.html (8,419 bytes)
4. [AMPS] band switch location (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Sun, 13 Jan 2002 15:18:25 -0500; I used to have some of the: 6-POSITION CERAMIC TAP SWITCH for 100 W BC-375 xmitter; 2.3x2.3x1.8, 1 lb. NEW #3Z9605 $3.95 ea 10 for $32.00 from the link below that I removed from old BC-191 / BC-375 (; /archives//html/Amps/2002-01/msg00092.html (7,475 bytes)
5. [AMPS] AL1500 (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Mon, 03 Dec 2001 22:23:08 -0500; Did you read the manufacturer's specs on it? Lots of info there - how long at what power level for continuous carrier, for instance. http://www.ameritron.com/ameritron/products.php?prodid=AL-1500 Jer; /archives//html/Amps/2001-12/msg00060.html (8,975 bytes)
6. [AMPS] Transformer Current ratings (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Sat, 15 Dec 2001 08:51:24 -0500; For "ordinary" old power transformers: Is there a rule of thumb to help estimate transformer KVA capacity from the iron (or total) weight? If not, why? Prior to hypersil, weren't most transformers ma; /archives//html/Amps/2001-12/msg00228.html (8,464 bytes)
7. [AMPS] Stupid transformer question (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Sat, 15 Dec 2001 23:13:45 -0500; I would rig up a hi-pot tester to actually check the insulation after lifting the grounded end. I was fortunate to get an old Bendix HI-Pot tester at a hamfest years ago, but you can rig up something; /archives//html/Amps/2001-12/msg00255.html (11,171 bytes)
8. [AMPS] Stupid transformer question (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Sun, 16 Dec 2001 12:45:26 -0500; Before connecting to 230VAC, add two 100 w light bulbs in series with the primary to control any runaway current suggested by Tom. Otherwise, same test as suggested before. If a digi MM is handy, mea; /archives//html/Amps/2001-12/msg00259.html (8,658 bytes)
9. [AMPS] Transformer Current ratings (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Sun, 16 Dec 2001 12:58:48 -0500; Thanks for the recommendation. "PSU Designer" is a pretty neat program. I downloaded it and also got the psu files from G3SEK's site and played with them. I can see where this program could really he; /archives//html/Amps/2001-12/msg00260.html (13,747 bytes)
10. [AMPS] Two-tone audio generator for testing IMD? (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Sun, 16 Dec 2001 17:09:24 -0500; Is software available for the PC sound card to generate two audio tones for doing some IMD tests on this 5CX3000A amp that is slowly taking shape here? Since the driving rig is already interfaced to; /archives//html/Amps/2001-12/msg00263.html (8,083 bytes)
11. [AMPS] Two-tone audio generator for testing IMD? (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Sun, 16 Dec 2001 19:05:40 -0500; When my rig gets a chance to convert those audio freqs to 14 MHz, they _become_ RF. My detected audio from the other rig (receiver) feeds an audio analyzer. I check baseline IMD from rig alone, then; /archives//html/Amps/2001-12/msg00267.html (9,753 bytes)
12. [AMPS] Two-tone audio generator for testing IMD? (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Sun, 16 Dec 2001 20:00:02 -0500; If I can measure the baseline (the exciter) first, the additional IMD generated in the amp shows up as an increase from that baseline. Subtract the baseline and I have a number that represents the am; /archives//html/Amps/2001-12/msg00272.html (9,736 bytes)
13. [AMPS] HV Pole Pigs ++ (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Wed, 19 Dec 2001 15:27:29 -0500; 1. What does Sand Labs make? 2. How do I apply for free samples of Sand Labs products? Jerry W4UK -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative req; /archives//html/Amps/2001-12/msg00353.html (9,614 bytes)
14. [AMPS] HV Pole Pigs ++ (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Wed, 19 Dec 2001 17:03:16 -0500; Nice Web site. I am now familiar with the product line. Please send one free SSL600W HF power amp to my callbook address for my evaluation. Thank you very much. ;-) Jerry W4UK -- FAQ on WWW: http://w; /archives//html/Amps/2001-12/msg00359.html (8,956 bytes)
15. [AMPS] HV Pole Pig Transformers (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Wed, 19 Dec 2001 19:03:51 -0500; SNIP Might be wise to have the test done before you take ownership. Either that of check into hazmat disposal beforehand to make sure of the cost of getting rid of the PCBs if they are present. Jerry; /archives//html/Amps/2001-12/msg00362.html (8,419 bytes)
16. [AMPS] HV Pole Pig Transformers (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Wed, 19 Dec 2001 19:35:07 -0500; Still works for me. Jerry W4UK -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.; /archives//html/Amps/2001-12/msg00366.html (8,433 bytes)
17. [AMPS] Free stuff from business and industry (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Thu, 20 Dec 2001 14:21:34 -0500; How about a free trial testing first, so I can evaluate your offering? Jerry W4UK -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQU; /archives//html/Amps/2001-12/msg00399.html (8,174 bytes)
18. [AMPS] HV Pole Pigs ++ (OT) (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Thu, 20 Dec 2001 19:07:28 -0500; Talk of canadian pole pigs reminds me of something strange I saw in Canada a few years ago and verified again last summer: Some places in central Canada (I think it was MB or perhaps the contiguous p; /archives//html/Amps/2001-12/msg00410.html (10,950 bytes)
19. [AMPS] HV Pole Pigs ++ (OT) (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Fri, 21 Dec 2001 08:38:02 -0500; I can't help but wonder if guys running the big amps in these places (below) have big-time voltage regulation problems. More info on this earth return goofyness: At: http://csf.colorado.edu/archive/1; /archives//html/Amps/2001-12/msg00432.html (10,782 bytes)
20. [AMPS] HV Power Supply Ideas Requested (score: 1): Author: jflanders2@home.com (Jerry Flanders); Date: Fri, 21 Dec 2001 10:21:59 -0500; The PSU Designer software linked from g3sek's web page (and Ian's related PSU files) looks to be VERY useful. http://www.ifwtech.com/g3sek/ -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissio; /archives//html/Amps/2001-12/msg00437.html (7,702 bytes)

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