Welcome To the Hoffman Amplifiers Forum
October 22, 2025, 07:30:47 pm
Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 07:30:47 pm | ||
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Lab Series L3 model 316A
Started by punkykatt |
15 Replies
4873 Views |
September 18, 2022, 06:24:55 pmby punkykatt |
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Signal strength for testing
Started by acheld |
5 Replies
2521 Views |
September 18, 2022, 09:53:59 am by acheld |
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Problem - 100hz Hum in Vox AC30 CC2X
Started by whoops |
7 Replies
2782 Views |
September 18, 2022, 05:59:59 am by Latole |
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Does this pot exist?
Started by joesatch |
4 Replies
2657 Views |
September 17, 2022, 09:47:03 pm by thetragichero |
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TRAYNOR YBA-3 HIGH GAIN MODS
Started by Mr.Death |
14 Replies
4230 Views |
September 17, 2022, 05:42:33 pm by Mr.Death |
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1970 Twin Reverb
Started by bbmade |
2 Replies
1968 Views |
September 17, 2022, 04:58:38 pm by bbmade |
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Tube chart template?
Started by Voxbox |
8 Replies
3121 Views |
September 17, 2022, 04:15:08 am by Voxbox |
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6V6 single end output transformer
Started by Peter212 |
6 Replies
3725 Views |
September 16, 2022, 09:29:49 pm by roarshock |
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Suggestions for New Small Build 5W
Started by Spock |
29 Replies
8387 Views |
September 16, 2022, 06:52:28 pm by Tone Junkie |
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6 Replies
2969 Views |
September 16, 2022, 03:56:36 pm by Carlsoti |
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Magnecord reel to reel voltages
Started by Siemens EL34 |
29 Replies
6160 Views |
September 16, 2022, 12:30:59 pm by PRR |
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Gibson Titan Medalist
Started by GT7756 |
5 Replies
3424 Views |
September 16, 2022, 12:24:36 pm by sluckey |
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No sound on supro build
Started by swingarm |
11 Replies
3478 Views |
September 15, 2022, 06:23:13 pm by pbl4845 |
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2 Replies
2099 Views |
September 15, 2022, 05:55:10 am by 22uf |
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Weekender Octal
Started by scstill |
9 Replies
3284 Views |
September 14, 2022, 06:32:50 pm by scstill |
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DR One channel -- Strange B+ numbers
Started by Lectroid |
43 Replies
7835 Views |
September 14, 2022, 08:27:20 am by Lectroid |
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3 Replies
2706 Views |
September 13, 2022, 04:54:37 pm by Pavels07 |
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Rauland-Borg 1916 PA to guitar amp
Started by punkykatt |
27 Replies
9872 Views |
September 13, 2022, 12:35:55 pm by Lectroid |
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Ideas for a guitar case amp?
Started by Jennings |
49 Replies
11046 Views |
September 13, 2022, 06:40:39 am by Jennings |
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17 Replies
11155 Views |
September 12, 2022, 02:55:44 pm by HotBluePlates |
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Magnatone MP3 verb PP driver
Started by Willabe |
5 Replies
3338 Views |
September 12, 2022, 11:30:41 am by Willabe |
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Vibrato channel low volume in Bandmaster
Started by jim |
6 Replies
3042 Views |
September 11, 2022, 05:28:53 pm by uki |
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Custom Faceplates and Nameplates
Started by Swampertech |
14 Replies
12298 Views |
September 11, 2022, 02:26:20 pm by JPK |
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MOJOtone FX loop Stuffed Wrong?
Started by JustMike |
4 Replies
2791 Views |
September 11, 2022, 01:34:44 pm by PRR |
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Twin Reverb Help!
Started by Travis8 |
7 Replies
2821 Views |
September 09, 2022, 08:59:30 am by Latole |
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44 Replies
7791 Views |
September 08, 2022, 05:25:56 am by Jennings |
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Variac Minimum Voltage
Started by ululufut |
11 Replies
3894 Views |
September 07, 2022, 11:44:28 pm by dude |
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25 Replies
6231 Views |
September 06, 2022, 06:21:00 pm by HotBluePlates |
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just to make sure...
Started by Bieworm |
12 Replies
3937 Views |
September 06, 2022, 10:42:17 am by 66Strat |
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x6 push pull tube amp primary?
Started by Balticnoiseforge |
1 Replies
2324 Views |
September 05, 2022, 04:02:24 pm by tubeswell |
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ENGL Retro 50 Schematic
Started by dpm309 |
13 Replies
4301 Views |
September 05, 2022, 04:41:54 am by d95err |
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1961 Super Amp Tremelo Problem
Started by plexi50 |
33 Replies
5985 Views |
September 04, 2022, 12:30:57 pm by shooter |
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Silvertone 1433 heater wiring
Started by Leevi |
11 Replies
3365 Views |
September 04, 2022, 10:32:39 am by Leevi |
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76 Replies
29806 Views |
September 04, 2022, 09:36:16 am by kagliostro |
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5E3
Started by Fictitiousfreedom |
19 Replies
5452 Views |
September 04, 2022, 07:51:52 am by Williamblake |
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Fender Blackface Bassman AA864 chassis
Started by Jamlid |
47 Replies
9404 Views |
September 03, 2022, 05:42:49 pm by Jamlid |
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Vibrochamp biasing
Started by Blooze |
35 Replies
9467 Views |
September 02, 2022, 06:25:59 pm by HotBluePlates |
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Since It Seems To Be Champ Amp Month...
Started by DummyLoad |
21 Replies
5282 Views |
September 02, 2022, 03:27:01 pm by DummyLoad |
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11 Replies
3711 Views |
September 02, 2022, 01:12:16 pm by tubeswell |
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PP OT Questions
Started by W5FH |
7 Replies
2777 Views |
September 02, 2022, 09:33:11 am by W5FH |
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Joeamazoo pentode front end
Started by goldstache |
2 Replies
1930 Views |
September 01, 2022, 12:38:04 am by goldstache |
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Puzzled by 6SN7 cathode connection
Started by jordan86 |
17 Replies
5073 Views |
August 31, 2022, 09:48:29 pm by jordan86 |
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Solid state CF harmonic trem
Started by Esquirefreak |
19 Replies
4370 Views |
August 31, 2022, 08:45:27 pm by Esquirefreak |
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TW Express build.
Started by joesatch |
24 Replies
5037 Views |
August 31, 2022, 06:10:05 pm by tubeswell |
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Stuck on a 6G15 build.
Started by Esquirefreak |
11 Replies
3335 Views |
August 31, 2022, 06:08:51 pm by Esquirefreak |
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5 Replies
2699 Views |
August 31, 2022, 12:05:40 pm by Bieworm |
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4 Replies
2670 Views |
August 31, 2022, 10:18:18 am by sluckey |
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12 Replies
3484 Views |
August 31, 2022, 05:44:04 am by HotBluePlates |
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3 Replies
2498 Views |
August 30, 2022, 04:04:39 pm by Williamblake |
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resisor and cap in series on cathode?
Started by joesatch |
29 Replies
6138 Views |
August 30, 2022, 12:37:02 pm by sluckey |
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