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1. [Amps] Henry 2006A VHF trouble shooting (score: 1): Author: Larry Carpenter <aa4vi@outlook.com>; Date: Thu, 10 May 2018 21:15:03 +0000; Hi, I just recently bought a Henry 2006A VHF amplifier. It uses a single 3cx800a7 tube. I was not sure how long it was since the amp was powered up so I brought it up on a 120 volt variac although th; /archives//html/Amps/2018-05/msg00016.html (8,729 bytes)
2. [Amps] Henry 2006A six meter amp (score: 1): Author: Larry Carpenter <aa4vi@outlook.com>; Date: Tue, 23 Jul 2019 05:06:43 +0000; Can anyone tell me if I can use my Henry 2006A six meter amp on SSB in the FM or low power setting? The manual does not cover this. The manual suggests tuning for maximum power in the FM position and; /archives//html/Amps/2019-07/msg00025.html (6,904 bytes)
3. [Amps] Heath SB-220 Soft Start (score: 1): Author: Larry Carpenter <aa4vi@outlook.com>; Date: Fri, 4 Oct 2024 00:11:17 +0000; Hi Folks, Its been a while since I posted anything but I do enjoy reading messages on this group. I find them very helpful. I just recently acquired an SB-220 with all the Harbach mods, soft start, s; /archives//html/Amps/2024-10/msg00000.html (7,377 bytes)
4. [Amps] Harbach SB-220 Soft Start Relay Part # or replacement (score: 1): Author: Larry Carpenter <aa4vi@outlook.com>; Date: Fri, 4 Oct 2024 20:38:23 +0000; I think I have narrowed my Harbach Soft Start module failure to a defective 48 vdc spdt relay. This in turn caused the failure of the ceramic 10 watt 20 ohm resistors. Does anyone know who makes this; /archives//html/Amps/2024-10/msg00007.html (7,218 bytes)
5. [Amps] Harbach Heathkit SB-220 Soft Start Update (score: 1): Author: Larry Carpenter <aa4vi@outlook.com>; Date: Wed, 9 Oct 2024 21:45:36 +0000; I have had some time to investigate my Harbach Soft Start failure and found some very unusual results. First while the amp was in an idle state I heard and arc saw smoke from the top and side of amp; /archives//html/Amps/2024-10/msg00041.html (7,591 bytes)

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