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21. [Amps] Does anyone know Hardy-N7RT (score: 1): Author: Ed Hatcher via Amps <amps@contesting.com>; Date: Tue, 13 May 2014 12:13:58 -0700 (PDT); I am trying to make a purchase but getting two different email addresses from the same guy, and one doesn't seem to know me from the other contact. Thanks, Ed-kv5i ___________________________________; /archives//html/Amps/2014-05/msg00079.html (6,918 bytes)
22. Re: [Amps] 3-500Z pin comes unsoldered (score: 1): Author: "Steven Grant, W4IIV via Amps" <amps@contesting.com>; Date: Tue, 13 May 2014 19:05:29 -0700 (PDT); When the pins get hot enough to melt the solder, it means they are not getting enough air. make sure you have enough airflow to cool them. In amps with chimneys, the air comes from the bottom of the; /archives//html/Amps/2014-05/msg00085.html (9,737 bytes)
23. Re: [Amps] 3-500Z pin becomes unsoldered (score: 1): Author: Glen Zook via Amps <amps@contesting.com>; Date: Wed, 14 May 2014 11:30:06 -0700 (PDT); If you posted an Internet link, the link information didn't come through. Glen, K9STH 73, John G3JVC/GM3JVC. If your solder lugs are dripping the solder due to heath, clean the lug using a good des; /archives//html/Amps/2014-05/msg00093.html (8,888 bytes)
24. Re: [Amps] 3-500Z pin becomes unsoldered (score: 1): Author: Robert Logan via Amps <amps@contesting.com>; Date: Sun, 18 May 2014 19:30:40 -0500; Gary, please accept my condolences. Sounds like he lived a fine, successful life. May God bless you and yours. Bob, NZ5A Sent from my iPhone On May 18, 2014, at 1:19 PM, Chris Wilson <chris@chriswils; /archives//html/Amps/2014-05/msg00112.html (9,755 bytes)
25. Re: [Amps] strip line design (score: 1): Author: Gerald Williamson via Amps <amps@contesting.com>; Date: Thu, 22 May 2014 23:42:04 -0400 (EDT); Paul, the usual place to connect B+ is at a point of minimum rf voltage. Depending on the design, a stripline could be 1/4 wavelength, 1/2 wavelength or 3/4 wavelength. This is the electrical length; /archives//html/Amps/2014-05/msg00122.html (7,632 bytes)
26. Re: [Amps] RG6 question (score: 1): Author: Glen Zook via Amps <amps@contesting.com>; Date: Tue, 17 Jun 2014 12:35:16 -0700; I replaced the matching sections in my pair of 40-meter phased verticals with RG-6/U and, so far, haven't had any problems running 1400-watts with the array. The particular RG-6/U that I used has a; /archives//html/Amps/2014-06/msg00037.html (9,829 bytes)
27. Re: [Amps] Buck-Boost Transformer Selection (score: 1): Author: Glen Zook via Amps <amps@contesting.com>; Date: Wed, 25 Jun 2014 12:42:54 -0700; The power company is not very likely to reduce the voltage! Especially with the load placed on the distribution systems during the summer months, the company is going to run higher voltage and that; /archives//html/Amps/2014-06/msg00083.html (9,373 bytes)
28. [Amps] 8874 tubes (score: 1): Author: Jeff Blaine via Amps <amps@contesting.com>; Date: Thu, 26 Jun 2014 12:01:27 -0500; I have a set of 4 pcs 8874 tubes for sale. These are out of my Alpha 76pa 3-hole tube amp. They still have plenty of output but they are far from spring chickens. Performance measured below so you ca; /archives//html/Amps/2014-06/msg00104.html (8,172 bytes)
29. Re: [Amps] Wanted: Set of Four (4) Feet for SB-220 (score: 1): Author: Glen Zook via Amps <amps@contesting.com>; Date: Thu, 3 Jul 2014 13:29:04 -0700; I do make them. Same details as those for the Collins S-Line at: http://k9sth.com/uploads/S-Line_riser_announcement.pdf Glen, K9STH Website: http://k9sth.com Anybody got a set or know of a source; /archives//html/Amps/2014-07/msg00017.html (7,693 bytes)
30. Re: [Amps] 3CX800A7 Spares - cook them periodically? (score: 1): Author: Steve via Amps <amps@contesting.com>; Date: Thu, 17 Jul 2014 13:14:43 -0400 (EDT); I understand the concept (although not the black magic) of parasitic surpressors and chokes; but you raise the issue of damping resistances. What do you mean by that? Where in a triode circuit would; /archives//html/Amps/2014-07/msg00055.html (8,510 bytes)
31. [Amps] W6PO 2M Amplifier Kit - For Sale (score: 1): Author: Dave Beard via Amps <amps@contesting.com>; Date: Thu, 17 Jul 2014 22:30:20 -0400 (EDT); W6PO 2m Amplifier Kit forsale, includes: - Assembled well fabricated10x12x6" tube compartment chassis and input compartment sub chassis, drilled w/ pemnuts, - Front panel standoffs tosupport main cha; /archives//html/Amps/2014-07/msg00069.html (7,574 bytes)
32. [Amps] PC board spade terminals (score: 1): Author: mike via Amps <amps@contesting.com>; Date: Sat, 19 Jul 2014 10:04:44 -0400 (EDT); I have a few Far Circuit high voltage power supply boards. They have holes drilled for spade terminals for the external connections. The problem is the holes are drilled on 1/4 centers. All the conne; /archives//html/Amps/2014-07/msg00073.html (6,777 bytes)
33. Re: [Amps] PC board spade terminals (score: 1): Author: Tom WA9WSJ via Amps <amps@contesting.com>; Date: Sat, 19 Jul 2014 08:27:18 -0700; Hi Mike, Keystone electronics might have what you're after. Try this... http://www.keyelco.com/category.cfm/250-6-35-Male-Tab-Quick-Fits/Vertical-Sturdi-Mount/p/401/id/877/c_id/1103 73 Subject: [Amps; /archives//html/Amps/2014-07/msg00074.html (7,861 bytes)
34. [Amps] Obsolete Switch Repair (score: 1): Author: Bill Smith via Amps <amps@contesting.com>; Date: Tue, 22 Jul 2014 06:33:36 -0700; Is there anyone out there that repairs old obsolete electrical switches? I have one that is used on my outboard motor to shift the gears. It controls two solenoids. The switches are now unavailabl; /archives//html/Amps/2014-07/msg00095.html (6,727 bytes)
35. Re: [Amps] Amps Digest, Vol 139, Issue 21 (score: 1): Author: Steve via Amps <amps@contesting.com>; Date: Wed, 23 Jul 2014 15:54:54 -0400 (EDT); Hi Paul, Try Lou at King Conversions. He frequently as the input assemblies on hand. GL, Steve Steve Gilbert K1SG K1SG@AOL.com Message: 4 Date: Tue, 22 Jul 2014 20:46:22 -0500 From: "Paul Kraemer" <e; /archives//html/Amps/2014-07/msg00103.html (7,253 bytes)
36. Re: [Amps] SB-200 input. (score: 1): Author: Glen Zook via Amps <amps@contesting.com>; Date: Fri, 25 Jul 2014 08:35:03 -0700; If you cannot locate replacements, and if the coil form is intact, then you can rewind the coil using similar size wire. If the slug is frozen, then you can carefully break the slug into small pieces; /archives//html/Amps/2014-07/msg00109.html (8,755 bytes)
37. Re: [Amps] Experience with Heart Pacemakers? (score: 1): Author: Glen Zook via Amps <amps@contesting.com>; Date: Sat, 2 Aug 2014 15:33:33 -0700; I have had a St. Jude Medical pacemaker for a little over 2-years and absolutely no problems. My main linear amplifier won't quite make full legal power, it runs around 1400-watts. I operate on all; /archives//html/Amps/2014-08/msg00013.html (13,370 bytes)
38. Re: [Amps] Experience with Heart Pacemakers? (score: 1): Author: Glen Zook via Amps <amps@contesting.com>; Date: Sun, 3 Aug 2014 16:15:20 -0700; My cardiologist is rated as one of the best, if not "the" best, in the State of Texas. He is very cautious and insists on the best units possible. He did not know that I was an amateur radio operat; /archives//html/Amps/2014-08/msg00023.html (12,611 bytes)
39. [Amps] DENTRON 160-10L QUESTIONS (score: 1): Author: gary mankoff via Amps <amps@contesting.com>; Date: Mon, 4 Aug 2014 12:30:43 -0700; HELLO EVERYONE... I JUST PICKED UP A DENTRON 160-10L... WITH 2000 VOLTS ON THE METER AND ONLY 2 572B TUBES ,THAT I DONT KNOW IF THEY WORK ,AND WITH 100 WATTS DRIVE , THE AMP EVEN ISNT PASSING THE DRI; /archives//html/Amps/2014-08/msg00028.html (6,963 bytes)
40. Re: [Amps] DENTRON 160-10L QUESTIONS (score: 1): Author: Robert Logan via Amps <amps@contesting.com>; Date: Mon, 4 Aug 2014 15:12:56 -0500; Hello Gary. I picked up a used Amp Supply Co. LA-1000A amp recently and had the same problem. It turns out the relay was clicking but the contacts that permitted the drive to go through we're not mak; /archives//html/Amps/2014-08/msg00029.html (8,108 bytes)

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