Welcome To the Hoffman Amplifiers Forum
March 12, 2026, 06:32:00 am
Welcome To the Hoffman Amplifiers ForumMarch 12, 2026, 06:32:00 am | ||
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| 0 Members and 46 Guests are viewing this board. | ||||
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pilot light
Started by Toxophilite |
2 Replies
2610 Views |
November 07, 2014, 02:05:49 pmby jojokeo |
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4 Replies
3365 Views |
November 07, 2014, 12:33:42 pm by kagliostro |
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Marshall 1959T voltage chart?
Started by jeff |
1 Replies
3286 Views |
November 07, 2014, 03:39:48 am by DummyLoad |
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bootstapping comparison
Started by tubenit |
15 Replies
8561 Views |
November 06, 2014, 11:50:09 pm by jazbo8 |
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Gibson GA-20T Channel 2 dead
Started by BigE |
4 Replies
3431 Views |
November 06, 2014, 07:20:47 pm by BigE |
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How is this amp biased?
Started by jukelemon |
13 Replies
4264 Views |
November 06, 2014, 12:56:57 am by kagliostro |
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Working on an Ampeg V3
Started by TubeGeek |
8 Replies
4265 Views |
November 05, 2014, 09:03:20 pm by TubeGeek |
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Harp amp project, done
Started by John |
8 Replies
4375 Views |
November 05, 2014, 07:15:59 pm by John |
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16 Replies
5943 Views |
November 04, 2014, 06:24:29 pm by HotBluePlates |
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MOVED: Affordable handheld multiscope
Started by EL34 |
0 Replies
2319 Views |
November 04, 2014, 11:44:57 am by EL34 |
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Filament Transformer
Started by TIMBO |
2 Replies
2555 Views |
November 03, 2014, 01:55:35 pm by Leevi |
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2 Replies
3250 Views |
November 03, 2014, 12:25:19 pm by markmalin |
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7 Replies
3512 Views |
November 03, 2014, 12:07:20 pm by simonallaway |
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13 Replies
8220 Views |
November 03, 2014, 11:12:09 am by Mike_J |
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5F2A Oscillation
Started by mworthi717 |
9 Replies
5324 Views |
November 03, 2014, 08:12:47 am by mworthi717 |
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KT66 vs. 5881
Started by tubenit |
14 Replies
20765 Views |
November 02, 2014, 08:06:19 am by Mike_J |
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32 Replies
11611 Views |
November 01, 2014, 07:37:28 pm by Jack_Hester |
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Crate Palomino
Started by billcreller |
17 Replies
5442 Views |
November 01, 2014, 04:51:55 pm by billcreller |
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Marshall silver jubilee clone problem
Started by ericlen838 |
5 Replies
4285 Views |
October 31, 2014, 11:32:54 pm by sluckey |
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116 Replies
29657 Views |
October 31, 2014, 04:58:04 pm by lego4040 |
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9 Replies
4953 Views |
October 31, 2014, 04:25:05 pm by Mike_J |
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Low Power Standel 10L12 with 6V6 amp
Started by kingplank |
32 Replies
12686 Views |
October 31, 2014, 01:24:21 pm by kingplank |
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Looking for Hard to find PT
Started by dude |
24 Replies
7621 Views |
October 30, 2014, 08:52:45 pm by Tone Junkie |
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0 Replies
2231 Views |
October 30, 2014, 06:05:06 pm by Mike_J |
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Marshall 1986 JMP 50 Bass / 7027
Started by plexi50 |
0 Replies
2886 Views |
October 29, 2014, 08:11:22 pm by plexi50 |
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From Valco one gadget for your amp
Started by kagliostro |
1 Replies
2507 Views |
October 29, 2014, 07:19:46 pm by MadMax |
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4 Replies
3066 Views |
October 29, 2014, 03:27:01 pm by TerryD |
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5e3 first build _ampro
Started by ernest |
36 Replies
14267 Views |
October 28, 2014, 07:04:08 pm by plexi50 |
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Carolina Blues Special (update)
Started by tubenit |
5 Replies
5072 Views |
October 28, 2014, 03:10:00 pm by Ken Moon |
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Isolation jacks
Started by shooter |
9 Replies
5259 Views |
October 28, 2014, 12:08:59 pm by shooter |
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Bad Cat Hot Cat 15 Schematic
Started by bnwitt |
11 Replies
15624 Views |
October 28, 2014, 10:33:23 am by bnwitt |
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Dual Single Ended Output
Started by hesamadman |
48 Replies
24851 Views |
October 28, 2014, 10:11:36 am by HotBluePlates |
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11 Replies
5710 Views |
October 28, 2014, 08:33:29 am by kagliostro |
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Little losses on 5 f1 negative feedback
Started by john_t |
8 Replies
3786 Views |
October 28, 2014, 07:48:20 am by EL34 |
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5 Replies
4522 Views |
October 28, 2014, 01:57:39 am by kagliostro |
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6 Replies
4008 Views |
October 27, 2014, 07:20:26 pm by Mike_J |
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alternative ^V^
Started by DummyLoad |
5 Replies
4833 Views |
October 27, 2014, 02:26:26 am by kagliostro |
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ECL 86 ?
Started by Toxophilite |
8 Replies
5850 Views |
October 26, 2014, 02:43:54 am by TIMBO |
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6 Replies
4123 Views |
October 25, 2014, 01:31:32 pm by blues man |
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Quick question regarding my 2204
Started by hesamadman |
7 Replies
4370 Views |
October 25, 2014, 09:57:38 am by shooter |
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4 Replies
3466 Views |
October 24, 2014, 04:33:56 pm by jjasilli |
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34 Replies
13580 Views |
October 24, 2014, 11:16:24 am by Mike_J |
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Cap Analyzer 88A ESR/DCR Meter
Started by TubeGeek |
7 Replies
4765 Views |
October 24, 2014, 09:19:46 am by TubeGeek |
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21 Replies
8115 Views |
October 23, 2014, 10:58:12 pm by PRR |
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Component Tolerances
Started by TIMBO |
5 Replies
3868 Views |
October 23, 2014, 06:35:20 pm by tubeswell |
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13 Replies
6188 Views |
October 22, 2014, 05:33:11 pm by HotBluePlates |
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44 Replies
14356 Views |
October 22, 2014, 02:42:21 pm by guntherbuffalo |
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2 Replies
2765 Views |
October 22, 2014, 07:46:47 am by tubenit |
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hum on stand-by
Started by Leevi |
35 Replies
10979 Views |
October 21, 2014, 02:07:41 pm by Leevi |
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ELECTRO-HARMONIX B9 ORGAN MACHINE
Started by EL34 |
0 Replies
2663 Views |
October 21, 2014, 09:07:05 am by EL34 |
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