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Total 1318 documents matching your query.

341. [AMPS] Sigma amp? Value? (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Tue, 26 Jan 1999 01:47:40 -0500
I have one in here for repair, the XR3000D model. Covers 160-10. So far I have found that the filament voltage is 5.6V, the PS diodes are marginal and the 10M input VSWR is horrible. The amp is certa
/archives//html/Amps/1999-01/msg00396.html (8,850 bytes)

342. [AMPS] 8875 Max Voltage Question (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Tue, 26 Jan 1999 02:22:52 -0500
On Tue, 26 Jan 1999 01:38:08 -0500 Zdzislaw R Sawicki <ab2et@juno.com> writes: The Eimac MAX is for full operation, wheras the Dentron is reading standby. The slight extra voltage will be of no probl
/archives//html/Amps/1999-01/msg00397.html (9,532 bytes)

343. [AMPS] L4B power supply (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Tue, 26 Jan 1999 11:37:46 -0500
On Tue, 26 Jan 1999 06:31:38 -0800 "Will K6NDV" <k6ndv@contesting.com> writes: Carefully. Preferably with a variac but if one is not availble wire the primary for 240V and plug into 120V. A step star
/archives//html/Amps/1999-01/msg00407.html (8,900 bytes)

344. [AMPS] L4B power supply (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 01:46:48 -0500
I knew someone would comment on that as I was typing it! The Drake L4 thru L7 PS uses both equalizing resistors across the caps PLUS a pair of 50K 50W bleeders. In many other amps I probably would ha
/archives//html/Amps/1999-01/msg00452.html (9,080 bytes)

345. [AMPS] big or small amps, we're all hams (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 01:52:19 -0500
Peter, its a damn shame so many in this country are too dense to realize that. It says a lot that such a comment had to come from outside of the USA. 73 Carl KM1H ____________________________________
/archives//html/Amps/1999-01/msg00453.html (10,040 bytes)

346. [AMPS] L4B power supply (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 02:14:39 -0500
On Tue, 26 Jan 1999 10:45:51 -0800 Rich Measures <measures@vc.net> writes: Similar rated caps made by CDE in the USA are available for less cost at Mouser. Look for the 381LX series. They also carry
/archives//html/Amps/1999-01/msg00454.html (9,044 bytes)

347. [AMPS] glue (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 03:27:00 -0500
Hmmmm. At work we use Loctite Super Bonder 499. This is a modern offshoot of SuperGlue ( contains cyanoacrylate ester). It is developed as a "thermal cycling resistant gel instant adhesive" Ceramic i
/archives//html/Amps/1999-01/msg00455.html (9,349 bytes)

348. [AMPS] ARRL and QST (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 02:49:57 -0500
SNIPPED Yes they are Jim, the QST technical content has been diminishing for at least 10 years. Why? Because they and everyone else in the publishing biz is after revenue. So what do you get...QEX, N
/archives//html/Amps/1999-01/msg00456.html (10,583 bytes)

349. [AMPS] big or small amps, we're all hams (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 02:03:59 -0500
I wonder how many actually take the time to fill out the comment card in the later Handboooks and return them with corrections? That assumes that you were the original purchaser and did not throw the
/archives//html/Amps/1999-01/msg00457.html (10,310 bytes)

350. [AMPS] big tube problems with yeasu Fl2100B, please help!!!!!! (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 02:39:50 -0500
On Tue, 26 Jan 1999 23:59:59 +0100 "Theo Koning" <pa3erl@xs4all.nl> writes: DO NOT use Russian or Chinese 572B's without modifying the bias supply. Those tubes will often oscillate even in standby. R
/archives//html/Amps/1999-01/msg00458.html (10,056 bytes)

351. [AMPS] ARRL (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 03:12:06 -0500
On Tue, 26 Jan 1999 17:43:09 -0800 Rich Measures <measures@vc.net> writes: I still remember when Skip Tenney and Jim came into National Radio looking for startup ad revenue. Jim actually left HRM bef
/archives//html/Amps/1999-01/msg00459.html (9,177 bytes)

352. [AMPS] Henry 3K (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 02:26:41 -0500
At least you didnt fry the plate xfmr yet! If possible measure the HV at the tubes, there is a lot of real estate between the metering ckt and the tubes . Check the sockets for weak tension or corros
/archives//html/Amps/1999-01/msg00460.html (8,917 bytes)

353. [AMPS] big or small amps, we're all hams (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Wed, 27 Jan 1999 01:38:31 -0500
On Tue, 26 Jan 1999 09:13:05 -0800 Rich Measures <measures@vc.net> writes: Sorry, I have a real life, a real job and a real family. Nor do I feel qualified for such a task. As I've mentioned here sev
/archives//html/Amps/1999-01/msg00461.html (15,575 bytes)

354. [AMPS] glue (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Sat, 30 Jan 1999 11:20:06 -0500
Reread MY lines Jon, I didnt mention you so chill down. I was generalizing. All too often 3rd hand rumors become fact ....sorta like some of the junk science we all read about in the papers, magazine
/archives//html/Amps/1999-01/msg00606.html (8,582 bytes)

355. [AMPS] Re: SERIOUS commentary from N4XY on "no-code" and "bounced" submission to [CW] from Bob Marston, K1TA [LONG] but please read all (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Sat, 30 Jan 1999 16:24:55 -0500
On Thu, 28 Jan 1999 08:15:23 -0800 Rich Measures <measures@vc.net> writes: Top Gun SSB contesters have much higher Q rates than CW counterparts. Fact, not fiction. 73 Carl KM1H ______________________
/archives//html/Amps/1999-01/msg00607.html (11,439 bytes)

356. [AMPS] Aluminum sheet (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Sat, 30 Jan 1999 13:37:31 -0500
I trust there is a metal recycler somewhere in Maine; no not an auto junk yard. In Nashua/Merrimac, NH there is a place called Merrimac Metals which is just about the best scrounging place I have see
/archives//html/Amps/1999-01/msg00608.html (8,970 bytes)

357. [AMPS] Re: Serious commentary from N4XY........................ (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Sat, 30 Jan 1999 16:42:02 -0500
On Thu, 28 Jan 1999 18:09:59 -0000 Michael Tope <W4EF@pacbell.net> writes: True up to a point. The pro SSB op can usually maintain that rate over time as compared to CW which is more physical. It has
/archives//html/Amps/1999-01/msg00609.html (9,149 bytes)

358. [AMPS] ARRL and QST (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Sat, 30 Jan 1999 15:37:11 -0500
And do we ever see that at microwave Peter. I know that whenever I get a totally CAD designed prototype I'm in for big trouble. However the engineers that have a bit more experience and gray matter a
/archives//html/Amps/1999-01/msg00610.html (10,043 bytes)

359. [AMPS] (and CW Relevance) (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Sat, 30 Jan 1999 16:33:46 -0500
On Thu, 28 Jan 1999 12:08:41 -0600 Andy Wallace <andywallace@home.com> writes: It was not dropped for that reason at all. Modern satellite communications takes the uncertainity out of MF/HF QRN, QSB,
/archives//html/Amps/1999-01/msg00611.html (9,390 bytes)

360. [AMPS] glue (score: 1)
Author: km1h@juno.com (km1h@juno.com)
Date: Sat, 30 Jan 1999 13:06:21 -0500
Hi Bill (s), et al Adhesive technology has made some tremendous progress over the past decade or so. The Loctite 499 we use at work is primarily to secure tiny pieces of gold ribbon used for tuning o
/archives//html/Amps/1999-01/msg00612.html (9,607 bytes)

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