Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 08:30:21 am
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 08:30:21 am | ||
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Harvard 5F10 bias supply problems
Started by SirElwood |
6 Replies
7808 Views |
August 12, 2010, 04:14:57 pmby Fresh_Start |
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Power transformer getting scorching hot
Started by jerryjg |
3 Replies
8441 Views |
August 12, 2010, 10:42:25 am by jjasilli |
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Supro Supreme question
Started by Madison |
4 Replies
5757 Views |
August 12, 2010, 07:17:27 am by Madison |
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What Phase Inverter Is This?
Started by darkbluemurder |
9 Replies
7067 Views |
August 12, 2010, 03:19:32 am by darkbluemurder |
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5881 choices for TOS
Started by stingray_65 |
7 Replies
5491 Views |
August 12, 2010, 02:27:18 am by stingray_65 |
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12ay7 new production tubes
Started by Tone Junkie |
4 Replies
4710 Views |
August 12, 2010, 01:27:00 am by bigsbybender |
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Overdrive circuit
Started by Geo |
14 Replies
8845 Views |
August 10, 2010, 02:15:04 pm by jojokeo |
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Masco 25N - Just making some noise
Started by LooseChange |
16 Replies
9573 Views |
August 09, 2010, 09:47:33 pm by PRR |
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Marshall 3203 Artist
Started by macula56 |
2 Replies
4534 Views |
August 09, 2010, 01:17:15 pm by macula56 |
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6 Replies
6316 Views |
August 09, 2010, 11:06:47 am by mresistor |
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Gettin' paint off rough blond tolex?
Started by chuggy |
8 Replies
7386 Views |
August 09, 2010, 10:11:27 am by phsyconoodler |
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10 Replies
9550 Views |
August 09, 2010, 08:53:37 am by plexi50 |
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vintage danelectro amp
Started by john_t |
3 Replies
6021 Views |
August 08, 2010, 06:32:10 pm by john_t |
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2 Replies
4603 Views |
August 08, 2010, 02:14:06 pm by rafe |
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filter caps in series
Started by dude |
4 Replies
5681 Views |
August 08, 2010, 10:30:09 am by Merlin |
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32 Replies
17058 Views |
August 07, 2010, 02:33:02 pm by John |
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Current Tubes
Started by duke of earl |
3 Replies
4389 Views |
August 06, 2010, 01:16:47 pm by rzenc |
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Curious about one tube reverb
Started by NannerPuddin |
3 Replies
4536 Views |
August 06, 2010, 10:30:36 am by NannerPuddin |
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Champ KT88 PT choice ?
Started by worth |
7 Replies
7569 Views |
August 05, 2010, 11:28:58 pm by worth |
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Preamp Cathode resistor values
Started by topbrent |
4 Replies
10778 Views |
August 05, 2010, 10:46:35 am by rzenc |
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Capaciter in series question
Started by Tone Junkie |
3 Replies
4444 Views |
August 05, 2010, 09:37:31 am by Tone Junkie |
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6G12A Concert Amp vibrato stopped working
Started by jrmintz |
6 Replies
5638 Views |
August 05, 2010, 09:31:44 am by jrmintz |
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Solid or Stranded
Started by duke of earl |
21 Replies
10109 Views |
August 04, 2010, 10:01:39 pm by duke of earl |
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heater vloltage too high or low?
Started by LaszloS |
9 Replies
6879 Views |
August 04, 2010, 09:05:49 pm by LaszloS |
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Help w/ phase inverter re-design
Started by Geezer |
16 Replies
11640 Views |
August 04, 2010, 02:44:21 pm by Geezer |
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2 Replies
4621 Views |
August 04, 2010, 01:35:37 pm by jojokeo |
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MOVED: Hoffman's guitar playing
Started by EL34 |
0 Replies
4145 Views |
August 04, 2010, 01:14:30 pm by EL34 |
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volume issue
Started by Twanger |
4 Replies
4742 Views |
August 03, 2010, 04:28:16 pm by phsyconoodler |
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5 Replies
5252 Views |
August 03, 2010, 03:13:19 pm by pzung |
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18 Replies
10594 Views |
August 02, 2010, 01:11:18 pm by archaos |
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HRDx cathode diode
Started by J Rindt |
4 Replies
5550 Views |
August 02, 2010, 09:47:37 am by jjasilli |
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6L6GC in Marshall
Started by NannerPuddin |
2 Replies
4566 Views |
August 01, 2010, 02:17:44 pm by bigdaddy |
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2 Replies
5632 Views |
July 30, 2010, 09:11:34 pm by theundeadelvis |
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9 Replies
13289 Views |
July 30, 2010, 05:42:52 pm by jjasilli |
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input (feelings) on AA1164 Princeton Reverb
Started by dwp |
7 Replies
6963 Views |
July 30, 2010, 04:57:10 pm by billcreller |
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36 Replies
21664 Views |
July 30, 2010, 01:54:24 pm by theundeadelvis |
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33 Replies
17812 Views |
July 29, 2010, 11:19:35 pm by SoundmasterG |
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5 Replies
6382 Views |
July 29, 2010, 06:10:44 pm by RobBozic |
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Body shop classic
Started by duke of earl |
14 Replies
8422 Views |
July 29, 2010, 03:05:30 pm by duke of earl |
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The ultimate Marshall Head??
Started by bnwitt |
21 Replies
12500 Views |
July 29, 2010, 07:52:57 am by bbirling |
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Bassman aa864 tone stack
Started by craneclimber |
18 Replies
12772 Views |
July 28, 2010, 11:00:19 pm by craneclimber |
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Twin Reverb Question
Started by angushung |
11 Replies
7412 Views |
July 28, 2010, 10:39:10 pm by duke of earl |
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Bogan CHB35 - Circuit question.
Started by LooseChange |
14 Replies
9038 Views |
July 28, 2010, 09:44:08 pm by jjasilli |
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'61 Gibson GA30RV ... power problems
Started by capnjuan |
5 Replies
5501 Views |
July 28, 2010, 06:38:46 pm by Steve_P |
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Magnatone ESTEY Titano
Started by plexi50 |
2 Replies
4936 Views |
July 28, 2010, 12:40:18 pm by phsyconoodler |
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3 Replies
4692 Views |
July 28, 2010, 02:58:53 am by kagliostro |
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8417 Substitution
Started by RicharD |
18 Replies
31469 Views |
July 27, 2010, 05:19:45 pm by DummyLoad |
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Another Silvertone 1484 - OT
Started by LooseChange |
6 Replies
6664 Views |
July 26, 2010, 11:33:36 pm by SoundmasterG |
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3 Replies
4831 Views |
July 26, 2010, 05:45:33 pm by JayB |
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Behringer MIC2200 2 Channel Tube Mic Pre
Started by supro66 |
7 Replies
8933 Views |
July 26, 2010, 04:26:47 pm by Jack1962 |
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