Welcome To the Hoffman Amplifiers Forum
October 22, 2025, 02:56:46 pm
Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 02:56:46 pm | ||
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| seankerns and 65 Guests are viewing this board. | ||||
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6 pin power tubes?
Started by ALBATROS1234 |
5 Replies
3569 Views |
November 13, 2023, 01:31:45 pmby kagliostro |
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Fender 125P34AX
Started by Esquirefreak |
9 Replies
4060 Views |
November 13, 2023, 09:56:55 am by Esquirefreak |
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54 Replies
10365 Views |
November 13, 2023, 02:38:15 am by Latole |
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Canadian "Symphonic"
Started by rafe |
10 Replies
3525 Views |
November 12, 2023, 08:35:02 pm by rafe |
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6G2-ish build with reverb
Started by burt_toast |
23 Replies
4789 Views |
November 12, 2023, 01:01:30 pm by tubeswell |
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5 Replies
2870 Views |
November 11, 2023, 01:01:15 pm by sluckey |
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Mixing parallel triodes
Started by clyde |
8 Replies
3638 Views |
November 10, 2023, 07:50:20 pm by PRR |
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Output transformer matching question.
Started by Tapsnap |
4 Replies
2802 Views |
November 10, 2023, 03:46:48 pm by PRR |
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Maintenance for old potentiometers
Started by Esquirefreak |
7 Replies
3319 Views |
November 10, 2023, 09:56:11 am by kagliostro |
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Input stages, biasing
Started by peacocksuit |
8 Replies
3382 Views |
November 10, 2023, 07:32:42 am by HotBluePlates |
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6 Replies
3512 Views |
November 10, 2023, 06:43:15 am by jjasilli |
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April 1937
Started by PRR |
13 Replies
4371 Views |
November 09, 2023, 10:38:51 pm by tubeswell |
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Old-school cap notation/Gibson schematic
Started by tdvt |
5 Replies
2822 Views |
November 09, 2023, 05:14:25 pm by sluckey |
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Oscillation from Presence Control
Started by jewishjay |
17 Replies
4917 Views |
November 09, 2023, 03:21:50 pm by AlNewman |
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15 Replies
5636 Views |
November 08, 2023, 08:13:33 pm by ebulakowski |
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Strange circuit Echolette B30 amp
Started by cfortner |
5 Replies
2773 Views |
November 08, 2023, 03:36:00 pm by cfortner |
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4 Replies
2438 Views |
November 08, 2023, 03:05:36 pm by kagliostro |
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New 5F6A Build - Super Low Volume
Started by rvaughan |
14 Replies
4351 Views |
November 08, 2023, 01:00:28 pm by rvaughan |
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13 Replies
4162 Views |
November 07, 2023, 12:04:50 am by PRR |
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7 Replies
3254 Views |
November 06, 2023, 04:14:14 pm by ALBATROS1234 |
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separated bass/treble controls
Started by burt_toast |
8 Replies
3319 Views |
November 06, 2023, 08:48:10 am by tubeswell |
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9 Replies
3854 Views |
November 05, 2023, 05:43:50 pm by Keyboy |
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4 Replies
2491 Views |
November 05, 2023, 06:13:33 am by pdf64 |
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"bass friendly" AB763 ?
Started by worth |
13 Replies
6291 Views |
November 04, 2023, 11:49:29 pm by saxetc |
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Leslie 25 Guitar Amp
Started by scstill |
5 Replies
3636 Views |
November 02, 2023, 07:17:58 pm by scstill |
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How to bias this amp
Started by dude |
14 Replies
3660 Views |
November 02, 2023, 05:33:43 pm by stratomaster |
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Pro reverb versus Twin reverb???
Started by Jalmeida |
14 Replies
4921 Views |
November 02, 2023, 09:11:47 am by Platefire |
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2 Replies
1854 Views |
November 01, 2023, 03:54:56 pm by stratomaster |
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DIY power amp for use with a modeler
Started by music321 |
14 Replies
13934 Views |
November 01, 2023, 02:27:20 pm by guitardude57 |
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14 Replies
3007 Views |
November 01, 2023, 10:31:08 am by mresistor |
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potential build transformer placement
Started by joesatch |
7 Replies
2687 Views |
October 31, 2023, 08:31:25 pm by sluckey |
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6BM8 Stereo SE Amp
Started by TIMBO |
35 Replies
7371 Views |
October 31, 2023, 04:39:36 pm by glass54 |
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old tape recorder to vox ac4
Started by Kesi from Hungary |
6 Replies
2386 Views |
October 31, 2023, 04:02:14 pm by Williamblake |
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5 Replies
2155 Views |
October 31, 2023, 02:31:46 pm by PRR |
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Restuffing Cap Cans
Started by passaloutre |
24 Replies
5004 Views |
October 31, 2023, 08:52:44 am by kagliostro |
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Sanity check: Transformer orientation
Started by Diverted |
5 Replies
2231 Views |
October 30, 2023, 01:34:06 pm by Diverted |
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Leslie 251
Started by jewishjay |
13 Replies
4500 Views |
October 30, 2023, 12:06:37 pm by scstill |
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3 Replies
2038 Views |
October 30, 2023, 02:06:10 am by shooter |
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Switchable Sag Resistor
Started by 22uf |
11 Replies
3359 Views |
October 28, 2023, 01:50:41 pm by HotBluePlates |
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Identifying This Gibson Amp With Tremelo
Started by plexi50 |
16 Replies
3656 Views |
October 28, 2023, 12:15:31 pm by ac427v |
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Tweaking an Acoustic 370
Started by pbman1953 |
13 Replies
3347 Views |
October 27, 2023, 06:01:22 pm by pbman1953 |
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Ultralinear for Single Ended amp?
Started by jordan86 |
31 Replies
8744 Views |
October 27, 2023, 04:46:13 pm by madnis |
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Class AB 6L6 design help
Started by Gregwor |
8 Replies
3453 Views |
October 27, 2023, 04:37:35 pm by pdf64 |
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4 Replies
2268 Views |
October 26, 2023, 10:42:55 am by Williamblake |
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2 channel amp DPDT switching
Started by Bieworm |
11 Replies
3172 Views |
October 25, 2023, 07:07:30 pm by sluckey |
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Impedance/build question
Started by Diverted |
4 Replies
1855 Views |
October 25, 2023, 12:38:11 pm by Diverted |
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Dual Lite Underway…
Started by imgumby001 |
10 Replies
2982 Views |
October 25, 2023, 10:07:40 am by labb |
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4 Replies
1943 Views |
October 25, 2023, 09:18:09 am by delray |
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Too much reverb on ab763
Started by phsyconoodler |
19 Replies
4395 Views |
October 24, 2023, 09:51:14 pm by stratomaster |
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Grounding Theory
Started by Nathan |
6 Replies
2706 Views |
October 24, 2023, 07:40:51 pm by labb |
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