Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 01:09:24 pm
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 01:09:24 pm | ||
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| 0 Members and 44 Guests are viewing this board. | ||||
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B+ Drop Question
Started by J Rindt |
38 Replies
11995 Views |
September 19, 2014, 09:12:05 pmby J Rindt |
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Blackface CF preamp mods
Started by SILVERGUN |
24 Replies
9845 Views |
September 19, 2014, 05:15:33 pm by SILVERGUN |
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0 Replies
2586 Views |
September 19, 2014, 03:03:51 pm by tubenit |
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6 Replies
8737 Views |
September 19, 2014, 01:16:41 am by kagliostro |
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Are there differences in these caps?
Started by hesamadman |
8 Replies
4975 Views |
September 17, 2014, 06:46:11 pm by Willabe |
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Pentode as the last stage in the Preamp
Started by sdp1234 |
6 Replies
6863 Views |
September 17, 2014, 12:39:31 pm by HotBluePlates |
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228 Replies
75389 Views |
September 17, 2014, 12:14:16 pm by SILVERGUN |
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Oliver PA-100 Amp.......
Started by Jack_Hester |
16 Replies
7501 Views |
September 17, 2014, 04:42:12 am by Jack_Hester |
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Hoffman AC30 - how close to JMI specs?
Started by Big_Mike |
4 Replies
3322 Views |
September 16, 2014, 05:51:50 pm by EL34 |
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Octave down effect with tubes
Started by Lauri |
15 Replies
6284 Views |
September 16, 2014, 12:15:30 am by PRR |
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Stromberg Carlson AU-29
Started by Guitarzan |
23 Replies
9283 Views |
September 15, 2014, 08:23:37 pm by Guitarzan |
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scratchin my head!
Started by shooter |
24 Replies
7274 Views |
September 15, 2014, 07:51:57 pm by shooter |
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5 Replies
3265 Views |
September 15, 2014, 01:25:15 pm by tubeswell |
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3 Replies
3002 Views |
September 14, 2014, 08:36:04 pm by HotBluePlates |
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TOS Transformers
Started by sdp1234 |
2 Replies
2880 Views |
September 14, 2014, 07:52:24 pm by sdp1234 |
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MOVED: 15" speaker
Started by tubenit |
0 Replies
2057 Views |
September 14, 2014, 12:07:58 pm by tubenit |
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TOS vs Dmars
Started by sdp1234 |
8 Replies
3529 Views |
September 14, 2014, 11:59:20 am by tubenit |
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tonestack wiring
Started by shooter |
8 Replies
4699 Views |
September 13, 2014, 08:40:12 pm by shooter |
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New JJ Mid Gain 12AX7
Started by jojokeo |
12 Replies
8955 Views |
September 12, 2014, 11:14:40 pm by PRR |
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How old is too old for an electrolytic cap
Started by Mike_J |
13 Replies
6221 Views |
September 12, 2014, 10:14:10 pm by Willabe |
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Please help (modify tone control)
Started by hesamadman |
13 Replies
5950 Views |
September 12, 2014, 02:17:02 pm by hesamadman |
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MOVED: drawing a schem
Started by EL34 |
0 Replies
2222 Views |
September 12, 2014, 12:26:31 pm by EL34 |
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6 Replies
3244 Views |
September 11, 2014, 11:20:15 pm by kwm488 |
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5 Replies
5919 Views |
September 11, 2014, 12:39:23 pm by Danilewicz |
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Help needed - MB on the bench
Started by rzenc |
16 Replies
6143 Views |
September 11, 2014, 12:19:38 pm by shooter |
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big bottle score!
Started by DummyLoad |
13 Replies
5645 Views |
September 11, 2014, 12:17:16 pm by Ed_Chambley |
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Converting AO-43 into 1624t
Started by cobalt |
12 Replies
5447 Views |
September 11, 2014, 07:38:11 am by sluckey |
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FYI "editable" SCH generic layouts
Started by tubenit |
1 Replies
2467 Views |
September 10, 2014, 02:44:08 pm by kagliostro |
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6 Replies
4656 Views |
September 10, 2014, 05:43:26 am by Mike_J |
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Mojo 18W trem question
Started by g-man |
3 Replies
3092 Views |
September 09, 2014, 06:28:45 pm by EL34 |
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Best wire gauge and type for heater supply
Started by Mike_J |
19 Replies
18009 Views |
September 09, 2014, 05:13:08 pm by Mike_J |
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11 Replies
5394 Views |
September 08, 2014, 02:15:42 pm by Ed_Chambley |
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14 Replies
9018 Views |
September 08, 2014, 12:44:00 pm by thermion |
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Fargen Mini-Plex style clone
Started by Big_Mike |
24 Replies
14790 Views |
September 08, 2014, 09:45:10 am by SILVERGUN |
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Wire Type
Started by tompagan123 |
20 Replies
6990 Views |
September 08, 2014, 09:29:11 am by DummyLoad |
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Classic Tone PT
Started by TIMBO |
2 Replies
2503 Views |
September 08, 2014, 03:45:11 am by TIMBO |
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5 Replies
3352 Views |
September 07, 2014, 08:59:36 pm by Mike_J |
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9 Replies
6870 Views |
September 07, 2014, 10:12:13 am by terminalgs |
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no Twin no Reverb - noise - help please
Started by aquitania |
5 Replies
3631 Views |
September 06, 2014, 07:59:22 pm by eleventeen |
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12 Replies
4670 Views |
September 06, 2014, 07:58:25 pm by sluckey |
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10 Replies
5356 Views |
September 05, 2014, 02:12:49 pm by shooter |
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13 Replies
23884 Views |
September 05, 2014, 07:48:15 am by EL34 |
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Raytheon 2050A/2050
Started by lego4040 |
3 Replies
3099 Views |
September 04, 2014, 11:56:43 pm by PRR |
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Harmony H415 weak tremolo
Started by punkykatt |
13 Replies
5057 Views |
September 04, 2014, 09:05:10 pm by John |
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Premier 90 Reverb Clone HUM
Started by Jhtjon |
5 Replies
4921 Views |
September 03, 2014, 04:01:20 pm by HotBluePlates |
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4 Replies
2866 Views |
September 02, 2014, 10:25:38 pm by J Rindt |
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Choke Question
Started by J Rindt |
3 Replies
2808 Views |
September 02, 2014, 07:30:43 pm by HotBluePlates |
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Power Transformer for ReVibe build
Started by MakerDP |
2 Replies
3650 Views |
September 02, 2014, 03:13:36 pm by MakerDP |
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28 Replies
9519 Views |
September 02, 2014, 02:22:46 am by kagliostro |
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Neutral Switching
Started by TIMBO |
12 Replies
5070 Views |
September 02, 2014, 01:26:21 am by TIMBO |
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