Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 01:59:14 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 01:59:14 pm | ||
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AB763 Combo / Princeton Chassis
Started by purpletele |
44 Replies
13979 Views |
February 15, 2019, 11:09:41 pmby purpletele |
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4 Replies
2987 Views |
February 15, 2019, 10:44:19 pm by Apexelectric |
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Input Jack for a Marshall JMP-1
Started by JustMike |
4 Replies
3729 Views |
February 15, 2019, 02:06:38 pm by 2deaf |
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Dwell control for Blackface Super Reverb
Started by MacGwyn |
2 Replies
2925 Views |
February 15, 2019, 01:05:26 pm by MacGwyn |
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0 Replies
2486 Views |
February 13, 2019, 09:33:35 pm by alathIN |
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Squealing amp
Started by newguitarsmell |
4 Replies
2804 Views |
February 13, 2019, 05:36:11 am by John |
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8 Replies
5438 Views |
February 12, 2019, 03:08:34 pm by sluckey |
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Fender champ reverb mod
Started by sarkipinty |
7 Replies
9496 Views |
February 12, 2019, 01:31:00 pm by sarkipinty |
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Silvertone 1482 Grounding Question
Started by dbishopbliss |
14 Replies
6853 Views |
February 12, 2019, 01:21:03 pm by jjasilli |
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Vibro Champ with one tube reverb?
Started by Toxophilite |
8 Replies
6578 Views |
February 12, 2019, 12:06:38 am by Toxophilite |
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9 Replies
8118 Views |
February 11, 2019, 08:43:07 pm by jjasilli |
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7 Replies
3760 Views |
February 11, 2019, 03:28:59 pm by Shack |
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Silverface Bassman 100 power supply issue
Started by cage771 |
24 Replies
8385 Views |
February 10, 2019, 09:44:01 pm by cage771 |
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20 Replies
7894 Views |
February 10, 2019, 08:32:46 pm by SoundmasterG |
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Paraphrase PI resistor value?
Started by Diverted |
5 Replies
3930 Views |
February 10, 2019, 01:14:21 pm by 2deaf |
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Hum in SVT power amp
Started by Mark |
6 Replies
3407 Views |
February 10, 2019, 11:55:30 am by Ritchie200 |
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20 Replies
6733 Views |
February 10, 2019, 07:36:34 am by sluckey |
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Princeton Reverb Tremelo tweaking
Started by Toxophilite |
1 Replies
2104 Views |
February 10, 2019, 12:56:53 am by Toxophilite |
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AO-39 to Spitfire Variant conversion
Started by vampwizzard |
23 Replies
8548 Views |
February 09, 2019, 05:14:04 pm by vampwizzard |
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V1 A and V1 B?
Started by Rockranger |
7 Replies
3583 Views |
February 09, 2019, 03:53:36 pm by Rockranger |
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champ transformer for 5e3
Started by Masterwaiter |
2 Replies
2651 Views |
February 09, 2019, 01:04:00 pm by Masterwaiter |
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2 Replies
2535 Views |
February 09, 2019, 07:43:36 am by chriscwill07 |
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1 Replies
3066 Views |
February 08, 2019, 04:16:01 pm by jjasilli |
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16 Replies
8909 Views |
February 08, 2019, 03:48:44 pm by jjasilli |
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13 Replies
5025 Views |
February 08, 2019, 02:59:33 pm by Colas LeGrippa |
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6 Replies
4051 Views |
February 08, 2019, 01:21:57 pm by shooter |
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Bassman 5f6a Attenuator light bulbs
Started by Willisamps |
3 Replies
2998 Views |
February 08, 2019, 10:35:29 am by jjasilli |
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"Stout" gain hiss and hum.
Started by Tapsnap |
1 Replies
2325 Views |
February 07, 2019, 09:24:46 pm by Tapsnap |
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5 Replies
3947 Views |
February 07, 2019, 02:31:07 pm by PRR |
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10 Replies
6115 Views |
February 07, 2019, 12:13:06 pm by turbofeedus |
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5 Replies
6312 Views |
February 06, 2019, 03:47:56 pm by byoungblood |
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Sunn 200S feedback
Started by mresistor |
7 Replies
5409 Views |
February 06, 2019, 03:14:18 pm by Willabe |
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THd Yellow Jackets schematic
Started by jgriff123 |
36 Replies
16208 Views |
February 06, 2019, 03:12:27 pm by sluckey |
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Heater wiring for a Silvertone 1482
Started by dbishopbliss |
11 Replies
6206 Views |
February 05, 2019, 03:57:19 pm by sluckey |
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Hammond AO-43 for 5E3 build
Started by g-man |
7 Replies
4041 Views |
February 05, 2019, 02:36:20 pm by dude |
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6v6 superbass ongoing project
Started by sith |
12 Replies
5013 Views |
February 05, 2019, 01:03:50 pm by jazjamr |
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Hoffman AB763 SR tremolo thump
Started by mresistor |
3 Replies
2913 Views |
February 05, 2019, 09:03:21 am by mresistor |
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10 Replies
4549 Views |
February 04, 2019, 08:35:12 pm by PRR |
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Bias Supply Source
Started by mwelch55 |
15 Replies
6641 Views |
February 04, 2019, 06:18:09 pm by jjasilli |
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"breadboarding" amps?
Started by toomanyslurpees |
28 Replies
16840 Views |
February 04, 2019, 08:10:57 am by 1blueheron |
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Variable resistor symbol in schematic?
Started by Papa Jim |
2 Replies
2776 Views |
February 04, 2019, 04:29:05 am by Papa Jim |
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3 Replies
2772 Views |
February 03, 2019, 05:32:09 pm by kagliostro |
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0 Replies
2205 Views |
February 03, 2019, 11:03:00 am by nandrewjackson |
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67 princeton reverb hum
Started by peteys123 |
2 Replies
2620 Views |
February 03, 2019, 10:51:09 am by peteys123 |
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Lacing up the turrets
Started by Tbone55 |
10 Replies
5800 Views |
February 02, 2019, 08:56:05 pm by Tbone55 |
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15 Replies
8761 Views |
February 02, 2019, 07:44:58 pm by jjasilli |
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5 Replies
4906 Views |
February 02, 2019, 10:45:22 am by jojokeo |
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Post cathode follower Dual Eq's
Started by nandrewjackson |
8 Replies
4213 Views |
February 02, 2019, 03:09:01 am by nandrewjackson |
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Blues Junior Schematics
Started by Apprentice |
4 Replies
9674 Views |
February 01, 2019, 03:50:53 am by Apprentice |
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24 Replies
9390 Views |
January 31, 2019, 08:51:49 pm by 1blueheron |
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