Welcome To the Hoffman Amplifiers Forum
April 26, 2026, 11:06:33 am
Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 11:06:33 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 19 Guests are viewing this board. | ||||
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Extreme Hiss at turn on/turn off Fixed.
Started by Willabe |
2 Replies
3033 Views |
October 30, 2018, 05:45:19 pmby Willabe |
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Bassman jack grounding question
Started by Heddok |
1 Replies
3194 Views |
October 30, 2018, 04:22:12 pm by pompeiisneaks |
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53 Replies
23079 Views |
October 30, 2018, 02:55:32 pm by dude |
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Ampeg Gemini II 7591 biasing
Started by Apexelectric |
14 Replies
8400 Views |
October 30, 2018, 07:22:53 am by Apexelectric |
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4 Replies
3216 Views |
October 29, 2018, 07:30:47 pm by Papa Jim |
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3 Replies
3314 Views |
October 28, 2018, 01:46:16 pm by ALBATROS1234 |
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Troubleshooting Amp with HT Short
Started by Fresh_Start |
2 Replies
3315 Views |
October 28, 2018, 01:41:10 pm by Fresh_Start |
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replacing a Vtl 5c4/2 for a Vtl5c3/2
Started by capmando |
2 Replies
3652 Views |
October 28, 2018, 12:03:43 am by capmando |
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2 Replies
3470 Views |
October 27, 2018, 09:52:48 pm by smilch |
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Standel 25L15 OT
Started by Leevi |
22 Replies
9051 Views |
October 27, 2018, 01:33:27 pm by Leevi |
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Low volume tube stero power amp
Started by Willabe |
38 Replies
13458 Views |
October 26, 2018, 03:56:58 pm by Willabe |
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Fender trem
Started by ginger |
2 Replies
3199 Views |
October 25, 2018, 08:19:25 am by pdf64 |
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Revibe mod - weak reverb
Started by Sonny ReVerb |
10 Replies
4321 Views |
October 21, 2018, 05:35:19 pm by DummyLoad |
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Good donor candidate?
Started by Apexelectric |
11 Replies
6715 Views |
October 18, 2018, 08:50:49 pm by SoundmasterG |
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"Micro Mace"
Started by 1blueheron |
16 Replies
9585 Views |
October 18, 2018, 02:01:44 pm by 1blueheron |
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Silvertone 1485 trem intensity ?
Started by ginger |
3 Replies
3210 Views |
October 18, 2018, 08:11:38 am by terminalgs |
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New Build Mystery
Started by jazjamr |
34 Replies
10131 Views |
October 17, 2018, 01:53:49 pm by pompeiisneaks |
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Early nineties Ampeg Reverbrocket
Started by harmonicaking |
2 Replies
3083 Views |
October 17, 2018, 09:36:12 am by harmonicaking |
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AB763 voltages
Started by Diverted |
14 Replies
8212 Views |
October 16, 2018, 03:35:47 pm by pompeiisneaks |
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Raspy distortion
Started by dude |
7 Replies
4314 Views |
October 16, 2018, 03:32:40 pm by pompeiisneaks |
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4 Replies
4312 Views |
October 16, 2018, 07:22:55 am by terminalgs |
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ye old standby or no debate
Started by dennyg |
5 Replies
3890 Views |
October 16, 2018, 03:30:30 am by pdf64 |
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bypass cap?
Started by shooter |
13 Replies
8167 Views |
October 16, 2018, 03:24:02 am by pdf64 |
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carvin vl100 problem.
Started by gawlersteve |
6 Replies
5790 Views |
October 16, 2018, 03:04:16 am by Willabe |
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4 Replies
4879 Views |
October 15, 2018, 06:40:47 pm by ALBATROS1234 |
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19 Replies
10545 Views |
October 15, 2018, 08:31:06 am by pi-amp |
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Gibson GA-9 restoration
Started by Stevewdewitt |
12 Replies
8382 Views |
October 14, 2018, 10:33:58 pm by Willabe |
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Tube spacing
Started by dude |
15 Replies
8811 Views |
October 14, 2018, 01:42:30 pm by dude |
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Ampeg B15S replacement ot
Started by mresistor |
4 Replies
4941 Views |
October 13, 2018, 10:42:23 am by mresistor |
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7 Replies
12628 Views |
October 12, 2018, 12:30:51 pm by jojokeo |
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my first diy 5f1 champ head
Started by Ruub |
7 Replies
6389 Views |
October 12, 2018, 11:37:41 am by Willabe |
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20 Replies
13644 Views |
October 12, 2018, 06:12:07 am by Leevi |
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IS tranny confusion
Started by shooter |
10 Replies
6362 Views |
October 11, 2018, 08:54:43 pm by shooter |
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Single Channel Bassman
Started by plexi50 |
4 Replies
6919 Views |
October 11, 2018, 06:44:52 am by JKRamsey1991 |
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12ax7 filament as Power Tube Bias Resistor
Started by Deric |
2 Replies
4042 Views |
October 09, 2018, 10:00:59 pm by Deric |
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Ampeg B15S power tube substitution
Started by mresistor |
6 Replies
5111 Views |
October 09, 2018, 07:15:56 pm by davidwpack |
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13 Replies
7700 Views |
October 09, 2018, 11:52:08 am by SILVERGUN |
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Weber Load Line
Started by ginger |
1 Replies
3274 Views |
October 08, 2018, 07:34:33 pm by PRR |
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6V6 Plexi Build
Started by Big_Mike |
4 Replies
4780 Views |
October 07, 2018, 10:11:35 am by Big_Mike |
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6 Replies
9476 Views |
October 06, 2018, 11:18:56 pm by tubeswell |
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11 Replies
7875 Views |
October 06, 2018, 10:48:19 pm by alerich |
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Rectifier?
Started by okguitarman |
4 Replies
4056 Views |
October 06, 2018, 09:36:47 am by okguitarman |
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2 Replies
3465 Views |
October 05, 2018, 12:48:31 am by PRR |
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Help with rectifier/filtercap switch
Started by dunner84 |
7 Replies
4778 Views |
October 04, 2018, 07:19:47 pm by dunner84 |
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Supro Dual Tone Sort Of
Started by zendragon63 |
5 Replies
4989 Views |
October 03, 2018, 09:57:21 pm by zendragon63 |
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Regal 500 on the bench
Started by TubeGeek |
9 Replies
6557 Views |
October 03, 2018, 02:11:31 pm by jjasilli |
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69 Replies
30166 Views |
October 02, 2018, 09:33:16 pm by Willabe |
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Extra gain channel
Started by davidwpack |
10 Replies
6039 Views |
October 01, 2018, 06:02:03 pm by davidwpack |
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Blues jr Conversion, upgrades, bias
Started by Russ Fuquay |
4 Replies
4790 Views |
October 01, 2018, 02:14:39 pm by sluckey |
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JCM 800 SWITCH CHANNEL
Started by cobrabari |
11 Replies
6076 Views |
October 01, 2018, 08:12:37 am by plumcrazyfx |
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