Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 11:55:04 am
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 11:55:04 am | ||
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| 0 Members and 68 Guests are viewing this board. | ||||
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PA amp to guitar amp convertion.
Started by distortionhead |
23 Replies
8101 Views |
March 24, 2022, 01:47:16 pmby kagliostro |
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7 Replies
4641 Views |
March 24, 2022, 09:53:46 am by PharmRock |
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Buying power transformers
Started by AmberB |
20 Replies
8473 Views |
March 23, 2022, 10:21:03 pm by ok_state_blues |
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Ampeg B15S Buzz
Started by sjwood3 |
15 Replies
7072 Views |
March 23, 2022, 09:50:52 pm by AmberB |
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Repurpose Peavey PT
Started by joesatch |
11 Replies
4953 Views |
March 23, 2022, 03:04:10 pm by joesatch |
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Power transformer "custom" wiring
Started by Marc |
2 Replies
3388 Views |
March 23, 2022, 08:12:57 am by Marc |
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5 Replies
5126 Views |
March 23, 2022, 06:46:12 am by shooter |
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Blues Jr. Dummy Load
Started by dpm309 |
5 Replies
5373 Views |
March 22, 2022, 10:06:25 pm by acheld |
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70 Replies
33217 Views |
March 22, 2022, 07:59:06 pm by HotBluePlates |
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Mojotone 5E5-A "Pro Amp" Bias Questions
Started by 72Blazer |
47 Replies
13512 Views |
March 22, 2022, 07:50:58 pm by HotBluePlates |
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120 VAC power amp, 240 VAC preamp?
Started by markmalin |
8 Replies
4343 Views |
March 22, 2022, 08:12:10 am by markmalin |
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22 Replies
11969 Views |
March 21, 2022, 08:09:11 pm by HotBluePlates |
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Suggestions for a low watt amp
Started by liddokun |
39 Replies
15235 Views |
March 21, 2022, 11:30:30 am by liddokun |
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60 cycle hum
Started by Bieworm |
19 Replies
8850 Views |
March 21, 2022, 10:42:35 am by Bieworm |
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6 Replies
4089 Views |
March 20, 2022, 07:56:47 pm by Backwoods Joe |
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Ampeg Reverberocket Reissue Mods
Started by davidb |
2 Replies
3796 Views |
March 20, 2022, 05:29:17 pm by davidb |
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6 Replies
3646 Views |
March 20, 2022, 01:36:33 pm by smackoj |
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Fender solid state Harvard combo
Started by phsyconoodler |
18 Replies
10614 Views |
March 20, 2022, 03:18:35 am by Latole |
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Blues Jr. Converted to AC15
Started by jamaio |
2 Replies
3440 Views |
March 19, 2022, 05:18:31 pm by jamaio |
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First time I’ve seen this
Started by Blueboozer |
10 Replies
4772 Views |
March 19, 2022, 04:44:17 pm by uki |
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0A2
Started by Stuff4bikes |
1 Replies
3169 Views |
March 19, 2022, 10:51:57 am by sluckey |
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Unusual tube query
Started by isaac_teller |
2 Replies
3417 Views |
March 19, 2022, 08:56:11 am by isaac_teller |
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Supertwin help needed
Started by howardmoon |
19 Replies
6626 Views |
March 18, 2022, 09:32:25 pm by howardmoon |
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power tube 1 ohm to ground confusion
Started by joesatch |
16 Replies
7257 Views |
March 18, 2022, 06:16:44 pm by Dyerseve726 |
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Build suggestions for a W02273 PT
Started by 72Blazer |
6 Replies
4332 Views |
March 18, 2022, 12:16:23 am by Dyerseve726 |
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Old Timey 6K6 build
Started by bmccowan |
17 Replies
6758 Views |
March 17, 2022, 11:49:32 am by bmccowan |
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How to Bias Fender PA 100 / Twin
Started by TerryD |
2 Replies
4012 Views |
March 17, 2022, 07:55:52 am by pdf64 |
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Enclosed VS Open Frame choke
Started by Jonas |
6 Replies
4484 Views |
March 16, 2022, 09:18:06 pm by tubeswell |
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Sovtek MIG100H elusive hum
Started by luis.castillo |
5 Replies
4391 Views |
March 16, 2022, 01:12:06 pm by luis.castillo |
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28 Replies
10568 Views |
March 16, 2022, 10:50:24 am by Soulfetish |
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16 Replies
6574 Views |
March 16, 2022, 10:49:01 am by pdf64 |
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Marshall Haze 40 Intermittent Volume Drop
Started by Travis8 |
10 Replies
5933 Views |
March 16, 2022, 10:03:52 am by Latole |
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Bias supply resistor question.
Started by joesatch |
1 Replies
3291 Views |
March 16, 2022, 02:54:15 am by sluckey |
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Do I have a problem?
Started by dbishopbliss |
5 Replies
4063 Views |
March 15, 2022, 07:36:39 pm by glass54 |
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15 Replies
6820 Views |
March 15, 2022, 04:53:22 pm by kagliostro |
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12 Replies
6295 Views |
March 14, 2022, 11:39:58 am by dwinstonwood |
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Filter cans and Hammond AO-43 chassis
Started by dude |
4 Replies
3766 Views |
March 14, 2022, 10:36:32 am by dude |
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Cathode biasing technique
Started by Voxbox |
21 Replies
7454 Views |
March 13, 2022, 12:39:32 pm by HotBluePlates |
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5E3 Dumble Mods
Started by dpm309 |
3 Replies
4745 Views |
March 13, 2022, 10:09:35 am by Madjackhatter |
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Something New
Started by TIMBO |
3 Replies
3576 Views |
March 13, 2022, 01:55:02 am by kagliostro |
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12 Replies
6841 Views |
March 12, 2022, 12:19:37 pm by fkitch |
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Princeton Reverb build trem problem
Started by punkykatt |
9 Replies
4082 Views |
March 12, 2022, 04:26:34 am by punkykatt |
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22 Replies
22082 Views |
March 12, 2022, 02:35:04 am by frankk |
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10 Replies
5529 Views |
March 11, 2022, 09:16:04 pm by sluckey |
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AC inlet for petalboard
Started by luthierwnc |
5 Replies
4545 Views |
March 11, 2022, 08:15:13 pm by luthierwnc |
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Pots for old amps
Started by schturlan |
14 Replies
6887 Views |
March 11, 2022, 03:56:47 pm by Latole |
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Screen resistors
Started by fritz203 |
3 Replies
3734 Views |
March 11, 2022, 08:51:29 am by fritz203 |
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Cathodyne PPIVMV
Started by willwaush |
19 Replies
8904 Views |
March 10, 2022, 01:00:52 pm by jojokeo |
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Kalamazoo 2 tremolo intensity
Started by isaac_teller |
7 Replies
5122 Views |
March 10, 2022, 04:47:49 am by sluckey |
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Mini amp build, 2 problems
Started by AmberB |
22 Replies
8644 Views |
March 09, 2022, 08:05:50 pm by PRR |
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