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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[AMPS\]\s+Blown\s+TL922A\.\.\.\s+What\s+to\s+do\?\s*$/: 246 ]

Total 246 documents matching your query.

221. [AMPS] Blown TL922A... What to do? (score: 1): Author: 2@vc.net (measures); Date: Wed, 13 Sep 2000 16:22:51 -0700; A bandswitch intermittently arcs during 80m operation. The VHF suppressor resistors are found to be damaged. Did 80m RF damage them? cheers - Rich..., 805.386.3734, www.vcnet.com/measures. end -- FA; /archives//html/Amps/2000-09/msg00655.html (10,169 bytes)
222. [AMPS] Blown TL922A... What to do? (score: 1): Author: 2@vc.net (measures); Date: Wed, 13 Sep 2000 16:27:12 -0700; ? Of by and for amateur radio advertisers. - Rich..., 805.386.3734, www.vcnet.com/measures. end -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requ; /archives//html/Amps/2000-09/msg00657.html (9,251 bytes)
223. [AMPS] Blown TL922A... What to do? (score: 1): Author: billp@wwpc.com (Bill Putney); Date: Wed, 13 Sep 2000 16:24:56 -0700 (PDT); Anyone for a "Blown-TL922A@contesting.com" mail reflector? ;) - Bill -- == == -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@; /archives//html/Amps/2000-09/msg00659.html (9,476 bytes)
224. [AMPS] Blown TL922A... What to do? (score: 1): Author: phil@vaxxine.com (Phil (VA3UX)); Date: Wed, 13 Sep 2000 19:20:14 -0400; Not really. In this day and age Marketing and Engineering often have functions that overlap so enormously that there's no distinction. In our company, the engineering group comprises 85% of the Marke; /archives//html/Amps/2000-09/msg00660.html (9,573 bytes)
225. [AMPS] Blown TL922A... What to do? (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Wed, 13 Sep 2000 19:33:03 -0400; The shoe fits both feet. Most of the people who were published were not QST advertisers. The ARRL did try to find someone who agreed with Rich. 73, Tom W8JI w8ji@contesting.com -- FAQ on WWW: http://; /archives//html/Amps/2000-09/msg00661.html (9,873 bytes)
226. [AMPS] Blown TL922A... What to do? (score: 1): Author: kc4slk@csrlink.net (Mike Sawyer); Date: Wed, 13 Sep 2000 20:05:50 -0400; Personally, I found the article, (The Nearly Perfect Amplifier) very informative. I remember that a friend of mine completed an amp using a pair of 813's. He originally used the standard "coil wrappe; /archives//html/Amps/2000-09/msg00665.html (11,718 bytes)
227. [AMPS] Blown TL922A... What to do? (score: 1): Author: kc4slk@csrlink.net (Mike Sawyer); Date: Wed, 13 Sep 2000 20:25:32 -0400; They lost my membership as a result of this and their "dumbing down" of the license. Mike(y) W3SLK -- Original Message -- From: michael watts <wy6k@yahoo.com> To: Jim Reid <kh7m@hsa-kauai.net>; Paul; /archives//html/Amps/2000-09/msg00667.html (15,409 bytes)
228. [AMPS] Blown TL922A... What to do? (score: 1): Author: kc4slk@csrlink.net (Mike Sawyer); Date: Wed, 13 Sep 2000 20:28:17 -0400; snip: Jerry Sevick is another great thinker/writer that the league seems to have turned their back on. "Aint that the truth!!!" Mike(y) W3SLK -- Original Message -- From: Phil (VA3UX) <phil@vaxxine.c; /archives//html/Amps/2000-09/msg00668.html (14,330 bytes)
229. [AMPS] Blown TL922A... What to do? (score: 1): Author: kc4slk@csrlink.net (Mike Sawyer); Date: Wed, 13 Sep 2000 20:30:40 -0400; <snip> Wilson reportedly rules the roost. I thought it was the work of K1ZZ? Mike(y) W3SLK -- Original Message -- From: measures <2@vc.net> To: AMPS <amps@contesting.com> Sent: Wednesday, September 1; /archives//html/Amps/2000-09/msg00669.html (10,635 bytes)
230. [AMPS] Blown TL922A... What to do? (score: 1): Author: dhb@mediaone.net (Dave, AA6YQ); Date: Wed, 13 Sep 2000 21:18:21 -0400; There is no way for either of us to know how many people agree that "parasitics are the root of all evil" -- whatever that means. But a quick scan of this reflector's archives will remind you that t; /archives//html/Amps/2000-09/msg00673.html (14,970 bytes)
231. [AMPS] Blown TL922A... What to do? (score: 1): Author: 2@vc.net (measures); Date: Wed, 13 Sep 2000 20:13:00 -0700; yea verily, Mike - Rich..., 805.386.3734, www.vcnet.com/measures. end -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contest; /archives//html/Amps/2000-09/msg00680.html (9,625 bytes)
232. [AMPS] Blown TL922A... What to do? (score: 1): Author: philk5pc@tyler.net (Phil Clements); Date: Wed, 13 Sep 2000 23:42:28 -0500; All my 8877 amps have a grid-trip circuit similar to those found in the ARRL Handbooks and Bill Orr's Handbooks. The voltage drop across the grid meter shunt is sampled through a 10k ohm pot that dr; /archives//html/Amps/2000-09/msg00693.html (10,141 bytes)
233. [AMPS] Blown TL922A... What to do? (score: 1): Author: 2@vc.net (measures); Date: Wed, 13 Sep 2000 22:07:46 -0700; I understand that the AL-1500 has a grid-trip circuit. The 8877 (s/n HSZ501)I tested this morning had gold-sputtering. It was removed from an AL-1500. Only c. 5W? Ever ran an 8877 with no suppressor; /archives//html/Amps/2000-09/msg00695.html (10,670 bytes)
234. [AMPS] Blown TL922A... What to do? (score: 1): Author: rfamps@ic24.net (Steve Thompson); Date: Thu, 14 Sep 2000 07:32:18 +0100; --Original Message-- From: Mike Sawyer <kc4slk@csrlink.net> To: Phil Clements <philk5pc@tyler.net>; amps@contesting.com <amps@contesting.com>; Bill Aycock <baycock@hiwaay.net> Cc: 2@vc.net <2@vc.net>; /archives//html/Amps/2000-09/msg00698.html (9,713 bytes)
235. [AMPS] Blown TL922A... What to do? (score: 1): Author: 2@vc.net (measures); Date: Thu, 14 Sep 2000 00:03:56 -0700; To: <amps@contesting.com> I don't see why not, Steve. Increase L-supp in a copper-wire suppressor and Rp decreases. This lowers VHF amplification. The fly in the ointment is increased dissipation in; /archives//html/Amps/2000-09/msg00699.html (10,128 bytes)
236. [AMPS] Blown TL922A... What to do? (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Thu, 14 Sep 2000 05:57:52 -0400; Hi Rich, If you can't tell the truth about Denny Had and other things, like the letter I supposedly wrote to you, how can we trust you with something like this? 73, Tom W8JI w8ji@contesting.com -- FA; /archives//html/Amps/2000-09/msg00700.html (9,333 bytes)
237. [AMPS] Blown TL922A... What to do? (score: 1): Author: philk5pc@tyler.net (Phil Clements); Date: Thu, 14 Sep 2000 05:47:29 -0500; Alas, the grid-trip circuit in the AL-1500 limits at a whopping 175ma Ig, and is not adjustable. At 2250 watts output, an 8877 draws less than 65 ma grid current. 75 ma limiting is plenty of headroo; /archives//html/Amps/2000-09/msg00701.html (9,949 bytes)
238. [AMPS] Blown TL922A... What to do? (score: 1): Author: philk5pc@tyler.net (Phil Clements); Date: Thu, 14 Sep 2000 05:57:15 -0500; I use Carborendum Type C Globar resistors as Rsupp on all my amps >4-1000A and larger. I got the idea from Eimac...they used these in their line of RF generators for years. Since they clip in, they; /archives//html/Amps/2000-09/msg00702.html (9,072 bytes)
239. [AMPS] Blown TL922A... What to do? (score: 1): Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK); Date: Thu, 14 Sep 2000 13:03:02 +0100; And they run happily in legal-limit amps right across the VHF spectrum without boiling gold. 73 from Ian G3SEK Editor, 'The VHF/UHF DX Book' 'In Practice' columnist for RadCom (RSGB) http://www.ifwte; /archives//html/Amps/2000-09/msg00704.html (9,573 bytes)
240. [AMPS] Blown TL922A... What to do? (score: 1): Author: 2@vc.net (measures); Date: Thu, 14 Sep 2000 06:21:46 -0700; ? Some men tell the truth and some men don't. Do you have a mouse in your pocket, Tom? - Rich..., 805.386.3734, www.vcnet.com/measures. end -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissi; /archives//html/Amps/2000-09/msg00705.html (8,436 bytes)

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