Welcome To the Hoffman Amplifiers Forum
March 12, 2026, 04:56:49 am
Welcome To the Hoffman Amplifiers ForumMarch 12, 2026, 04:56:49 am | ||
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13 Replies
5085 Views |
March 14, 2016, 10:47:11 amby shooter |
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Tweed mod for Vibro Champ
Started by mresistor |
28 Replies
11613 Views |
March 13, 2016, 07:46:16 pm by mresistor |
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Need some feedback on my 5E3 design
Started by sean_thornton |
8 Replies
4488 Views |
March 13, 2016, 03:57:05 pm by HotBluePlates |
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8 Replies
5014 Views |
March 12, 2016, 08:07:50 pm by PRR |
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5F6A Bassman Bias / Current / Watts
Started by plexi50 |
11 Replies
6478 Views |
March 12, 2016, 03:34:44 pm by plexi50 |
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lead dress around PI
Started by arjepsen |
3 Replies
3467 Views |
March 12, 2016, 12:18:45 pm by HotBluePlates |
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17 Replies
8730 Views |
March 11, 2016, 10:09:18 pm by PRR |
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Filter cap before the plate supply
Started by g-man |
14 Replies
6581 Views |
March 11, 2016, 09:59:33 pm by PRR |
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28 Replies
9233 Views |
March 11, 2016, 06:25:32 pm by punkykatt |
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B+ and screen wire layout?
Started by Mike_J |
4 Replies
3749 Views |
March 11, 2016, 05:26:01 pm by Mike_J |
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Determining Output Transformer
Started by dujuarez |
5 Replies
3844 Views |
March 11, 2016, 01:40:35 am by dujuarez |
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8 Replies
4265 Views |
March 10, 2016, 08:10:59 pm by PRR |
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Tweed Deluxe Build
Started by Fresh_Start |
15 Replies
6622 Views |
March 10, 2016, 03:37:33 pm by bnwitt |
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Tweed Bassman squeal
Started by osing |
31 Replies
10371 Views |
March 10, 2016, 01:17:25 pm by osing |
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Bassman 10 75 Model PT Question
Started by plexi50 |
32 Replies
8339 Views |
March 09, 2016, 03:46:31 pm by plexi50 |
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MOVED: Amp Caddy
Started by Willabe |
0 Replies
3249 Views |
March 09, 2016, 08:19:31 am by Willabe |
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6BM8 reverb amp
Started by Paul1453 |
12 Replies
6133 Views |
March 08, 2016, 10:01:06 pm by Paul1453 |
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couple of transformer questions (Allen)
Started by Shack |
7 Replies
4876 Views |
March 08, 2016, 05:33:43 pm by Shack |
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Biasing a Hoffman Princeton Reverb
Started by Jerome |
3 Replies
4497 Views |
March 08, 2016, 12:33:55 pm by sluckey |
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AO-43 to Blues Jr. conversion
Started by Jerome |
12 Replies
5276 Views |
March 08, 2016, 09:18:48 am by sluckey |
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AC30, bringing voltages down
Started by bruno |
2 Replies
3710 Views |
March 08, 2016, 04:23:31 am by bruno |
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5 Replies
4240 Views |
March 08, 2016, 12:53:03 am by dujuarez |
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302 Replies
84933 Views |
March 07, 2016, 11:45:33 pm by SoundmasterG |
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6 Replies
5331 Views |
March 07, 2016, 10:09:28 pm by eleventeen |
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Voltage*current = power --> Tone?
Started by jbefumo |
18 Replies
8417 Views |
March 07, 2016, 05:45:59 pm by jbefumo |
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267 Replies
88273 Views |
March 07, 2016, 04:20:21 pm by Ritchie200 |
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Swart Space ToNe
Started by mresistor |
20 Replies
13612 Views |
March 07, 2016, 02:33:46 pm by Ed_Chambley |
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NFB Control Questions????
Started by Platefire |
7 Replies
4830 Views |
March 07, 2016, 09:53:50 am by Platefire |
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Fender 100 Watt PA Head w Reverb
Started by TerryD |
47 Replies
14246 Views |
March 07, 2016, 08:32:13 am by TerryD |
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Filter Capacitor Questions
Started by dujuarez |
5 Replies
4597 Views |
March 07, 2016, 01:07:52 am by dujuarez |
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Fender super reverb
Started by Big chief |
3 Replies
3041 Views |
March 06, 2016, 08:42:45 pm by Colas LeGrippa |
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Varistor in LFO driver
Started by Willabe |
5 Replies
3661 Views |
March 06, 2016, 07:12:58 pm by PRR |
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Pre-wiring a PR board
Started by p2pAmps |
13 Replies
4808 Views |
March 06, 2016, 05:50:38 pm by Paul1453 |
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Shielded cable ground?
Started by punkykatt |
8 Replies
5533 Views |
March 06, 2016, 04:59:05 pm by punkykatt |
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Bassman AA864 Project
Started by p2pAmps |
12 Replies
5820 Views |
March 06, 2016, 03:25:45 pm by Willabe |
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Cathode boost question
Started by Colas LeGrippa |
8 Replies
4091 Views |
March 06, 2016, 10:20:04 am by kagliostro |
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Biasing the '63 Vibroverb RI
Started by alange5 |
7 Replies
8502 Views |
March 05, 2016, 08:01:45 pm by redtabby |
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use of MOVs
Started by jim |
4 Replies
3828 Views |
March 05, 2016, 07:17:23 pm by jim |
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Crossline negative feedback?
Started by skeezbo |
8 Replies
4479 Views |
March 05, 2016, 05:57:50 pm by skeezbo |
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Sluckey's Warbler mods
Started by Willabe |
9 Replies
5387 Views |
March 05, 2016, 05:48:11 pm by Willabe |
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Doppler Stereo combo tube amp
Started by Willabe |
8 Replies
6290 Views |
March 05, 2016, 05:00:55 pm by Willabe |
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Another Tone Stack Question
Started by Gone_Fishing |
1 Replies
2368 Views |
March 05, 2016, 02:49:44 pm by HotBluePlates |
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2 Replies
3006 Views |
March 05, 2016, 11:04:45 am by Mike_J |
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5 Replies
4147 Views |
March 04, 2016, 05:14:31 pm by VMS |
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2 Replies
3148 Views |
March 04, 2016, 07:54:48 am by markmalin |
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Adding Individual Bias Controls?
Started by jbefumo |
19 Replies
9436 Views |
March 04, 2016, 03:19:00 am by jbefumo |
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Reel to Reel Conversion
Started by Brendan |
28 Replies
8113 Views |
March 04, 2016, 02:12:15 am by John |
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active effect loop question
Started by Colas LeGrippa |
27 Replies
9720 Views |
March 03, 2016, 05:13:05 pm by Colas LeGrippa |
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Fender Bassman 100 problem
Started by jacodaro |
4 Replies
3391 Views |
March 03, 2016, 04:13:24 pm by Shack |
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trouble with an old national combo
Started by phsyconoodler |
12 Replies
5209 Views |
March 03, 2016, 06:55:54 am by Colas LeGrippa |
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