Welcome To the Hoffman Amplifiers Forum
April 27, 2026, 08:01:30 pm
Welcome To the Hoffman Amplifiers ForumApril 27, 2026, 08:01:30 pm | ||
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Active FX box & standby?
Started by tubenit |
2 Replies
3299 Views |
August 08, 2012, 06:46:23 pmby tubenit |
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47uf for the phase inverter filter
Started by dscottguitars |
8 Replies
8309 Views |
August 08, 2012, 02:46:16 pm by Willabe |
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8 Replies
9623 Views |
August 08, 2012, 11:11:01 am by phsyconoodler |
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high gain jcm 800 50w w/ 2 pairs kt77?
Started by garyboy |
6 Replies
4496 Views |
August 07, 2012, 09:23:26 pm by garyboy |
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power rail question
Started by ernie_jr |
3 Replies
3951 Views |
August 07, 2012, 08:28:31 pm by ernie_jr |
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Fixed vs Cathode Biasing
Started by plexi50 |
10 Replies
22495 Views |
August 07, 2012, 09:38:15 am by plexi50 |
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Zeners Question
Started by bakerlite |
11 Replies
8306 Views |
August 06, 2012, 05:28:58 am by sluckey |
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MOVED: Go Curiousity!!
Started by tubenit |
0 Replies
3059 Views |
August 06, 2012, 05:23:58 am by tubenit |
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5 Replies
6921 Views |
August 05, 2012, 11:00:24 am by LooseChange |
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10 Replies
6117 Views |
August 04, 2012, 02:11:34 pm by sluckey |
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pt sourcing
Started by Bugman3183 |
13 Replies
5691 Views |
August 04, 2012, 05:24:36 am by EL34 |
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Ampeg GV15
Started by plexi50 |
5 Replies
5106 Views |
August 03, 2012, 11:43:58 pm by DummyLoad |
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two transformers back to back for isolation
Started by jeff |
4 Replies
4041 Views |
August 03, 2012, 03:42:15 pm by proaudioguy |
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Tremolux Ab763 Intensity Pot Issue
Started by volt9 |
9 Replies
5959 Views |
August 02, 2012, 01:07:14 pm by volt9 |
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2 Replies
3843 Views |
August 02, 2012, 12:14:11 pm by HotBluePlates |
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minature alpha pots
Started by tubenit |
1 Replies
3196 Views |
August 02, 2012, 10:10:13 am by sluckey |
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26 Replies
29359 Views |
August 01, 2012, 01:43:43 pm by HotBluePlates |
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blues deville mods
Started by phsyconoodler |
11 Replies
11789 Views |
August 01, 2012, 12:47:44 pm by phsyconoodler |
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2 Replies
3831 Views |
August 01, 2012, 12:15:02 pm by ACHIEVEIT |
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Gulbranson Organ Tube Amp
Started by dpm309 |
28 Replies
14109 Views |
July 31, 2012, 01:38:08 pm by dpm309 |
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16 Replies
6821 Views |
July 31, 2012, 11:19:57 am by jeff |
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9 Replies
6703 Views |
July 29, 2012, 11:24:32 pm by Willabe |
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4 Replies
5090 Views |
July 29, 2012, 06:33:26 am by Tyrannocaster |
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Source for authentic looking tweed fabric
Started by olgoat |
7 Replies
5317 Views |
July 28, 2012, 10:59:35 pm by scrimpus |
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11 Replies
6683 Views |
July 28, 2012, 10:53:07 pm by HotBluePlates |
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Cap ? on Fender twin
Started by Bullet175 |
2 Replies
3403 Views |
July 28, 2012, 02:49:22 pm by Bullet175 |
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Really Low Gain switch - SOLVED
Started by Tyrannocaster |
22 Replies
9553 Views |
July 28, 2012, 12:29:36 pm by DummyLoad |
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5F6A type amp drawing too much current
Started by six el six |
12 Replies
7456 Views |
July 28, 2012, 05:47:31 am by tubeswell |
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Boost foot switch hum problems
Started by Madison |
6 Replies
3986 Views |
July 28, 2012, 12:19:55 am by sluckey |
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AA1164 Effects Loop
Started by Ed_Chambley |
5 Replies
5615 Views |
July 27, 2012, 10:10:01 pm by Fresh_Start |
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No reverb from Fender G15 re-issue
Started by frankeg |
22 Replies
8687 Views |
July 27, 2012, 01:49:29 pm by frankeg |
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18 Replies
7631 Views |
July 27, 2012, 07:44:39 am by Tyrannocaster |
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Another Heater Wiring Question
Started by TIMBO |
7 Replies
4720 Views |
July 27, 2012, 04:34:03 am by TIMBO |
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1 Replies
3579 Views |
July 26, 2012, 07:40:31 pm by mimungr |
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bias pot rating
Started by Quatro |
4 Replies
3470 Views |
July 26, 2012, 12:30:44 pm by Quatro |
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Noise on new build
Started by rzenc |
14 Replies
6858 Views |
July 26, 2012, 10:09:11 am by rzenc |
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3rd prong (AC ground) removed=problems?
Started by Madison |
7 Replies
4477 Views |
July 26, 2012, 07:03:34 am by kagliostro |
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Sluckeys' Warbler question
Started by worth |
2 Replies
3591 Views |
July 25, 2012, 08:04:30 pm by PRR |
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33 Replies
14043 Views |
July 24, 2012, 10:15:29 pm by baileyblues |
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6V6 Series Heater Wiring
Started by plexi50 |
22 Replies
11704 Views |
July 24, 2012, 08:28:59 pm by plexi50 |
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Old Brand New EL-34's
Started by Ed_Chambley |
4 Replies
4029 Views |
July 24, 2012, 04:48:21 pm by Ed_Chambley |
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43 Replies
15311 Views |
July 24, 2012, 11:55:55 am by Tyrannocaster |
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7 Replies
8924 Views |
July 24, 2012, 11:31:45 am by tubeswell |
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Question on Biasing a Bogen amp
Started by Seegs |
8 Replies
5697 Views |
July 24, 2012, 09:23:50 am by John |
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Wire gauge question
Started by bartman |
4 Replies
3937 Views |
July 24, 2012, 07:13:56 am by archaos |
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2 Replies
3871 Views |
July 23, 2012, 09:31:01 pm by SoundmasterG |
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Am I biasing this right?
Started by Tyrannocaster |
3 Replies
3286 Views |
July 23, 2012, 12:23:09 pm by phsyconoodler |
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VVR : bad experience ?
Started by Colas LeGrippa |
4 Replies
4072 Views |
July 23, 2012, 01:06:57 am by The_Gaz |
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6l6 vs el34
Started by dscottguitars |
12 Replies
17582 Views |
July 22, 2012, 11:54:16 am by dscottguitars |
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Bizarre OPT reaction
Started by Colas LeGrippa |
19 Replies
8063 Views |
July 22, 2012, 10:32:23 am by Colas LeGrippa |
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