Welcome To the Hoffman Amplifiers Forum
October 22, 2025, 07:56:41 pm
Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 07:56:41 pm | ||
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| 0 Members and 47 Guests are viewing this board. | ||||
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6 Replies
2317 Views |
April 09, 2022, 06:09:36 pmby pdf64 |
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How to thin the homebrew herd?
Started by luthierwnc |
15 Replies
3118 Views |
April 09, 2022, 03:50:03 pm by vampwizzard |
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OT rattling on chassis
Started by Dyerseve726 |
7 Replies
2381 Views |
April 09, 2022, 03:04:13 pm by Dyerseve726 |
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36 Replies
14310 Views |
April 09, 2022, 09:58:48 am by brewdude |
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PPIMV in a Twin Reverb AB763
Started by 72Blazer |
2 Replies
2280 Views |
April 08, 2022, 08:17:18 pm by 72Blazer |
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Sound city 120 h.t. Fuse blown
Started by mattiambro |
21 Replies
5104 Views |
April 08, 2022, 04:46:39 pm by IndustryCode783401 |
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Reverb Transformer Question
Started by CascoSieg |
5 Replies
2266 Views |
April 08, 2022, 12:23:56 pm by CascoSieg |
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0 Replies
2262 Views |
April 08, 2022, 11:01:32 am by soapfoot |
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need help finding a pot
Started by joesatch |
23 Replies
4584 Views |
April 08, 2022, 10:04:36 am by bmccowan |
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2 Replies
2982 Views |
April 08, 2022, 02:57:15 am by NoDough |
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3 Replies
1946 Views |
April 08, 2022, 02:53:33 am by NoDough |
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A few random questions...
Started by Stuff4bikes |
7 Replies
2874 Views |
April 06, 2022, 01:57:37 pm by shooter |
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Bugera V22 power transformer specs
Started by mk_716 |
6 Replies
2869 Views |
April 06, 2022, 12:26:42 pm by mk_716 |
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Scaled-Down Bluesbreaker
Started by hawkes1962 |
27 Replies
7030 Views |
April 06, 2022, 11:13:25 am by hawkes1962 |
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Supertwin bias question
Started by howardmoon |
2 Replies
1843 Views |
April 06, 2022, 11:04:20 am by howardmoon |
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A Little Trem-O-Nator Help?
Started by Lectroid |
49 Replies
8194 Views |
April 05, 2022, 04:31:29 pm by Lectroid |
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18 Replies
8890 Views |
April 05, 2022, 03:04:35 pm by Rontone |
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13 Replies
3824 Views |
April 05, 2022, 01:11:01 pm by shooter |
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7 Replies
5203 Views |
April 05, 2022, 10:17:37 am by PharmRock |
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I'm getting a light shock
Started by pbman1953 |
26 Replies
4983 Views |
April 04, 2022, 10:02:13 pm by PRR |
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Fender Deluxe Output Transformer testing
Started by fritz203 |
14 Replies
4198 Views |
April 04, 2022, 03:40:11 pm by fritz203 |
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2 Replies
1723 Views |
April 04, 2022, 03:27:46 pm by fdesalvo |
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Princeton Reverb NFB resistor issue
Started by teletaylor |
4 Replies
2200 Views |
April 04, 2022, 01:49:22 pm by PRR |
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18 Replies
5471 Views |
April 04, 2022, 12:12:29 pm by pdf64 |
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Boost switch on AB763
Started by dude |
4 Replies
1911 Views |
April 03, 2022, 03:05:54 pm by dude |
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7 Replies
2690 Views |
April 03, 2022, 01:20:23 pm by shooter |
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Blues JR Versions vs schematics
Started by Nathan |
10 Replies
3532 Views |
April 03, 2022, 06:49:55 am by pdf64 |
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IERC tube shields
Started by PharmRock |
1 Replies
1590 Views |
April 02, 2022, 12:15:56 pm by sluckey |
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19 Replies
4068 Views |
April 02, 2022, 01:16:33 am by SoundmasterG |
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Dual bias mod question
Started by joesatch |
8 Replies
2976 Views |
April 01, 2022, 12:27:05 pm by astronomicum |
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6V6 20 watt OT
Started by Kaaskop |
20 Replies
6113 Views |
March 31, 2022, 05:21:35 pm by Kaaskop |
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Trem Injection
Started by Sonny ReVerb |
3 Replies
1709 Views |
March 31, 2022, 09:16:09 am by Sonny ReVerb |
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5 Replies
2512 Views |
March 31, 2022, 08:00:13 am by sluckey |
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Can i run DC heaters with this?
Started by joesatch |
18 Replies
4195 Views |
March 30, 2022, 04:50:41 pm by PRR |
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Supro Coronado Build
Started by craigtone |
7 Replies
2512 Views |
March 30, 2022, 01:49:57 pm by craigtone |
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70s Twin Reverb - Unusual noise
Started by falconer333 |
2 Replies
1820 Views |
March 30, 2022, 07:30:02 am by Latole |
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Lectures on cathode followers
Started by lantertronics |
1 Replies
1672 Views |
March 30, 2022, 12:45:36 am by Electron Tornado |
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213 Troubadour Voltages
Started by svejkist |
3 Replies
1965 Views |
March 29, 2022, 09:45:40 pm by svejkist |
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Transformer Selection Question
Started by Kaaskop |
0 Replies
1623 Views |
March 29, 2022, 09:13:27 pm by Kaaskop |
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6EU7 tube in a guitar amp?
Started by AmberB |
10 Replies
4217 Views |
March 29, 2022, 08:48:03 pm by HotBluePlates |
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Tube amp and line regulation
Started by pbman1953 |
4 Replies
1967 Views |
March 29, 2022, 08:27:10 pm by HotBluePlates |
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17 Replies
3962 Views |
March 29, 2022, 03:32:08 pm by tubeswell |
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Interesting You Tube channels
Started by Electron Tornado |
1 Replies
1667 Views |
March 29, 2022, 05:00:14 am by lantertronics |
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55 Replies
11771 Views |
March 28, 2022, 10:23:53 pm by jamaio |
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5U4M/5C4M Rectifiers
Started by 72Blazer |
12 Replies
4042 Views |
March 27, 2022, 08:08:42 pm by mresistor |
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EF86 Variable Screen Bypass Capacitor
Started by PharmRock |
7 Replies
3181 Views |
March 27, 2022, 11:52:34 am by PharmRock |
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Pro Reverb that says it's a Twin?
Started by JB |
8 Replies
2238 Views |
March 27, 2022, 11:45:22 am by JB |
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Vibration Induced bias runaway?
Started by Dyerseve726 |
16 Replies
4346 Views |
March 26, 2022, 01:52:29 pm by shooter |
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Where to get good TUBES
Started by schturlan |
30 Replies
5820 Views |
March 26, 2022, 10:01:42 am by j_bruce |
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Common cathode preamp stages
Started by lantertronics |
0 Replies
1805 Views |
March 26, 2022, 03:05:26 am by lantertronics |
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