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Total 85 documents matching your query.

21. [AMPS] Suppressors, measurements, and acrimonious blather+ (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Thu, 3 Aug 2000 18:32:00 EDT; << ? As I understand it, the archdiocese of New York currently has one exorcist on its staff. That pretty well proves things have not changed in 2000 years!! HANK -- FAQ on WWW: http://www.contesting; /archives//html/Amps/2000-08/msg00064.html (7,746 bytes)
22. [AMPS] SB1000 parasite question for Tom and Rich+ (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Thu, 3 Aug 2000 18:57:28 EDT; << The fix that seems to work is: reduce VHF amplification. >> Rich it seems to me that one way to reduce vhf gain would be not to use tubes ( very expensive ones) that have max. ratings to 500 mhz o; /archives//html/Amps/2000-08/msg00066.html (8,270 bytes)
23. [AMPS] SB1000 parasite question for Tom and Rich+ (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Fri, 4 Aug 2000 00:32:20 EDT; << The LEAST stable amplifiers use tubes that marginally work at 30 MHz, like 811A's or 572B's. >> Answer me this, since I am in the process of renovating a 30l-1 using 811-A's should I expect this a; /archives//html/Amps/2000-08/msg00073.html (8,941 bytes)
24. [AMPS] Suppressors, measurements, and acrimonious blather+ (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Mon, 7 Aug 2000 14:02:17 EDT; << Do you suppose you fellows missed the fact most boxes of resistors are full of parasitics? Have you ever checked old resistors kept in a nichrome storage box? This could be a whole new market. I D; /archives//html/Amps/2000-08/msg00154.html (7,904 bytes)
25. [AMPS] Relays hanging up (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Sat, 12 Aug 2000 12:58:41 EDT; since we are now on the subject of relays, I have a rig (ft102) that had relay problems from the get go. has anybody ever explained what the problems were with these relays??? HANK -- FAQ on WWW: htt; /archives//html/Amps/2000-08/msg00244.html (8,363 bytes)
26. [AMPS] Ameritron AL-811H (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Mon, 28 Aug 2000 13:06:48 EDT; << ...and where does that little bit of misinformation spring from? 73, Tom W8JI w8ji@contesting.com a while back someone said that there are problems with svetlana 572b tubes?? hank, n6buu -- FAQ on; /archives//html/Amps/2000-08/msg00443.html (8,448 bytes)
27. [AMPS] Testing HV Psu (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Tue, 29 Aug 2000 11:30:23 EDT; << It depends why you want to do this. If it's to check that nothing blows up if the supply is shorted, you only need to do it once or twice and it doesn't need anything fancy. TO ME THIS LIKE DRIVIN; /archives//html/Amps/2000-08/msg00484.html (8,042 bytes)
28. [AMPS] CB operators+ (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Wed, 30 Aug 2000 12:51:38 EDT; << require 100 watts of drive. Government intervention is only punishing the innocent and not the guilty. >> sort of like the governments so called GUN CONTROL?? hank -- FAQ on WWW: http://www.contes; /archives//html/Amps/2000-08/msg00537.html (6,502 bytes)
29. [AMPS] Dumb directly heated cathode amp operational questions+ (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Wed, 7 Jun 2000 14:00:00 EDT; << tube i.e. most of the heat is infra-red radiated by the plate structure, and absorbed by the surrounding metalwork, circuitry, glass envelope, etc - the blower/fan should keep the tube glass seals; /archives//html/Amps/2000-06/msg00055.html (7,511 bytes)
30. [AMPS] Dumb directly heated cathode amp operational questions+ (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Fri, 9 Jun 2000 13:28:44 EDT; << A high tech sleeve bearing. RICH IS THAT THE SAME AS A "AIR" BEARING?? HANK -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST; /archives//html/Amps/2000-06/msg00082.html (7,111 bytes)
31. [AMPS] Step-start. questiobn DE K0FF (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Fri, 9 Jun 2000 16:30:21 EDT; << transformers (operated on 120VAC) primaries there would be about a 2% droup. I don't know if that's significant in the big picture. - Bill >> thats an extra 5 volt or so drop on a 240 volt line. i; /archives//html/Amps/2000-06/msg00090.html (7,415 bytes)
32. [AMPS] HV Fusing / Diode Protection (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Mon, 12 Jun 2000 14:25:35 EDT; << Yes. The ''glitch'' resistor. A glitch resistor limits fault current. It is not a fuse. It must be able to discharge the hv supply filter C without sustaining any damage. RICH: IN MY 30L-1 COLLINS; /archives//html/Amps/2000-06/msg00121.html (8,925 bytes)
33. [AMPS] Collins 30L-1 (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Tue, 13 Jun 2000 01:36:55 EDT; << The Collins 30L-1 has some small buss wire section(s) underneath that were designed into the amplifier as a protection fuse. That information is straight from an Auth Collins Service Rep and forme; /archives//html/Amps/2000-06/msg00135.html (7,080 bytes)
34. [AMPS] s meter calibration (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Tue, 13 Jun 2000 01:40:18 EDT; << Had a quick look at the site... Their amplification abuse page says 3 dB is a one s-unit change on your receiver meter. I was under the impression receiver s-meters were calibrated 50uV for S-9 an; /archives//html/Amps/2000-06/msg00136.html (8,296 bytes)
35. [AMPS] s meter calibration (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Tue, 13 Jun 2000 13:47:35 EDT; << sets have meters with S-10 on them? Way too much of this CB jargon sneaking into Ham Radio >> gee i wonder why, i guess it's just the PC world we live in!! hank -- FAQ on WWW: http://www.contestin; /archives//html/Amps/2000-06/msg00152.html (8,640 bytes)
36. [AMPS] s meter calibration (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Tue, 13 Jun 2000 18:00:35 EDT; << y low compared with most modern rigs. The manufacturers know that people don't like to give "mean" signal strength reports, so they don't spend money on >> THAT'S ABOUT IT, HAMS LIKE TO SEE THE NE; /archives//html/Amps/2000-06/msg00157.html (9,103 bytes)
37. [AMPS] 811A QUESTION (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Tue, 13 Jun 2000 19:48:56 EDT; i was wondering why svetlana stopped making the 811a? there seems to be quite a few mid priced amps using this tube. but they still market the 812a, who uses this tube anymore? hank -- FAQ on WWW: ht; /archives//html/Amps/2000-06/msg00164.html (6,499 bytes)
38. [AMPS] s meter calibration (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Fri, 16 Jun 2000 13:30:06 EDT; << I vote for better receivers with "NO" S meters. 73 Bob K4TAX >> NO,NO...they will fill the space with more bottons! i say keep the "s" meter, but have it always read 40 over! hank -- FAQ on WWW: h; /archives//html/Amps/2000-06/msg00213.html (7,853 bytes)
39. [AMPS] tubes in oil... (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Tue, 20 Jun 2000 02:32:37 EDT; << The problem is they stink so bad with burning oil smell and smoke that I pulled them out and keep the parts in the garage.... I'll have to think of some type of liquid I can soak the parts in to d; /archives//html/Amps/2000-06/msg00267.html (6,883 bytes)
40. [AMPS] RF filament choke for indirectly heated cathodes? (score: 1): Author: N6BUU@aol.com (N6BUU@aol.com); Date: Wed, 21 Jun 2000 15:09:53 EDT; << In other words, put a jumper between the cathode and the heater, and use a heater choke - the same as one would do for >>30MHz operation >> MAKES U WONDER JUST HOW MUCH MORE IT WOULD COST THE MFG.; /archives//html/Amps/2000-06/msg00302.html (8,596 bytes)

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