Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 09:18:38 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 09:18:38 am | ||
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| passaloutre and 68 Guests are viewing this board. | ||||
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Filter Capacitor Questions
Started by dujuarez |
5 Replies
3325 Views |
March 07, 2016, 01:07:52 amby dujuarez |
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Fender super reverb
Started by Big chief |
3 Replies
2069 Views |
March 06, 2016, 08:42:45 pm by Colas LeGrippa |
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Varistor in LFO driver
Started by Willabe |
5 Replies
2585 Views |
March 06, 2016, 07:12:58 pm by PRR |
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Pre-wiring a PR board
Started by p2pAmps |
13 Replies
3426 Views |
March 06, 2016, 05:50:38 pm by Paul1453 |
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Shielded cable ground?
Started by punkykatt |
8 Replies
4160 Views |
March 06, 2016, 04:59:05 pm by punkykatt |
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Bassman AA864 Project
Started by p2pAmps |
12 Replies
4090 Views |
March 06, 2016, 03:25:45 pm by Willabe |
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Cathode boost question
Started by Colas LeGrippa |
8 Replies
3093 Views |
March 06, 2016, 10:20:04 am by kagliostro |
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Biasing the '63 Vibroverb RI
Started by alange5 |
7 Replies
6993 Views |
March 05, 2016, 08:01:45 pm by redtabby |
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use of MOVs
Started by jim |
4 Replies
2792 Views |
March 05, 2016, 07:17:23 pm by jim |
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Crossline negative feedback?
Started by skeezbo |
8 Replies
2941 Views |
March 05, 2016, 05:57:50 pm by skeezbo |
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Sluckey's Warbler mods
Started by Willabe |
9 Replies
3570 Views |
March 05, 2016, 05:48:11 pm by Willabe |
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Doppler Stereo combo tube amp
Started by Willabe |
8 Replies
4069 Views |
March 05, 2016, 05:00:55 pm by Willabe |
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Another Tone Stack Question
Started by Gone_Fishing |
1 Replies
1672 Views |
March 05, 2016, 02:49:44 pm by HotBluePlates |
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2 Replies
1946 Views |
March 05, 2016, 11:04:45 am by Mike_J |
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5 Replies
2588 Views |
March 04, 2016, 05:14:31 pm by VMS |
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2 Replies
2083 Views |
March 04, 2016, 07:54:48 am by markmalin |
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Adding Individual Bias Controls?
Started by jbefumo |
19 Replies
7534 Views |
March 04, 2016, 03:19:00 am by jbefumo |
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Reel to Reel Conversion
Started by Brendan |
28 Replies
6138 Views |
March 04, 2016, 02:12:15 am by John |
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active effect loop question
Started by Colas LeGrippa |
27 Replies
7460 Views |
March 03, 2016, 05:13:05 pm by Colas LeGrippa |
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Fender Bassman 100 problem
Started by jacodaro |
4 Replies
2302 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
3799 Views |
March 03, 2016, 06:55:54 am by Colas LeGrippa |
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9 Replies
2938 Views |
March 02, 2016, 10:23:21 pm by Rubrburnr |
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5F1 Champ No Sound
Started by dujuarez |
16 Replies
5374 Views |
March 02, 2016, 07:08:30 pm by Colas LeGrippa |
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Speed pot in PR
Started by Shack |
2 Replies
1840 Views |
March 02, 2016, 02:41:25 pm by Shack |
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11 Replies
6229 Views |
March 02, 2016, 11:46:34 am by Colas LeGrippa |
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Low volume of bright channel on 5E3
Started by mayburyds |
6 Replies
3035 Views |
March 02, 2016, 08:46:52 am by Willabe |
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Heater wire choice
Started by MoparWade |
3 Replies
2058 Views |
March 02, 2016, 08:22:36 am by eleventeen |
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5E3 done and finished
Started by ratgon |
7 Replies
3100 Views |
March 02, 2016, 05:40:29 am by ats |
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7 Replies
2890 Views |
March 01, 2016, 08:43:23 pm by HotBluePlates |
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Revibe: speed pot 5.1m
Started by lego4040 |
7 Replies
3031 Views |
March 01, 2016, 02:18:04 pm by Willabe |
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2 "channel" 5E3 + FXLoop
Started by kagliostro |
15 Replies
7231 Views |
March 01, 2016, 06:26:54 am by kagliostro |
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Modified a 5E3
Started by supro66 |
30 Replies
14974 Views |
February 29, 2016, 11:17:16 pm by Fresh_Start |
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First fully done amp!
Started by ratgon |
18 Replies
4669 Views |
February 29, 2016, 10:52:32 pm by ratgon |
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Too much preamp!
Started by Tubefiend |
4 Replies
2628 Views |
February 29, 2016, 08:46:10 pm by shooter |
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7 Replies
2570 Views |
February 29, 2016, 07:13:53 pm by Willabe |
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Low Power 2 x KT88 amp (low plate voltages)
Started by bruno |
10 Replies
4730 Views |
February 29, 2016, 03:49:32 pm by PRR |
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Nylock nuts or Keps nuts?
Started by Willabe |
5 Replies
3189 Views |
February 29, 2016, 02:46:13 pm by Ed_Chambley |
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Pre volume between EF86 and 12AU7
Started by Bender |
34 Replies
11283 Views |
February 29, 2016, 07:28:58 am by Bender |
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Ground connection question ?
Started by floyd |
9 Replies
2979 Views |
February 29, 2016, 06:26:32 am by EL34 |
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Final question about completing my 5e3
Started by ratgon |
5 Replies
2080 Views |
February 28, 2016, 07:08:12 pm by ratgon |
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polarity in non electrolytic capacitors?
Started by Shack |
2 Replies
2003 Views |
February 28, 2016, 05:38:10 pm by Shack |
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Let's build a blues junior
Started by hesamadman |
26 Replies
11358 Views |
February 28, 2016, 05:13:27 pm by Ritchie200 |
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Help with getting trem into 5e3
Started by ratgon |
21 Replies
7841 Views |
February 28, 2016, 04:12:17 pm by PRR |
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Vox AC4TV Mods for Harmonica players
Started by El Rollo |
1 Replies
3371 Views |
February 28, 2016, 04:04:45 pm by John |
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Splawn hum problem
Started by ElPedro |
0 Replies
1873 Views |
February 28, 2016, 01:33:54 pm by ElPedro |
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75 Replies
16168 Views |
February 28, 2016, 08:11:57 am by traynor |
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Rebuilt Little Vox
Started by rosincore |
6 Replies
2463 Views |
February 27, 2016, 07:42:16 pm by rosincore |
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Reducing hum suggestions?
Started by Mike_J |
12 Replies
5150 Views |
February 27, 2016, 07:28:42 pm by Mike_J |
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43 Replies
8147 Views |
February 26, 2016, 05:26:28 pm by DummyLoad |
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filament wiring
Started by Shack |
22 Replies
13756 Views |
February 26, 2016, 04:30:08 pm by HotBluePlates |
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