Welcome To the Hoffman Amplifiers Forum
October 22, 2025, 08:47:12 pm
Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 08:47:12 pm | ||
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| astronomicum and 66 Guests are viewing this board. | ||||
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2 Replies
2099 Views |
December 03, 2020, 11:07:27 amby Bieworm |
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8 Replies
2521 Views |
December 03, 2020, 01:03:10 am by swingarm |
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1 Replies
1908 Views |
December 02, 2020, 10:02:14 pm by vampwizzard |
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7 Replies
4200 Views |
December 02, 2020, 06:38:33 pm by steveo7868 |
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4 Replies
3436 Views |
December 02, 2020, 02:38:51 pm by imgumby001 |
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93 Fender Super Humms
Started by JustMike |
5 Replies
2327 Views |
December 02, 2020, 10:28:10 am by Latole |
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Better bass response
Started by newguitarsmell |
5 Replies
2436 Views |
December 02, 2020, 07:48:05 am by Leevi |
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Thunderbolt inspired design help
Started by Hondo944 |
1 Replies
1652 Views |
December 02, 2020, 01:27:47 am by Hondo944 |
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6U10 for preamp tube?
Started by AmberB |
2 Replies
2326 Views |
December 01, 2020, 08:05:10 pm by AmberB |
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5f6a build modifications
Started by Mike_J |
5 Replies
2395 Views |
December 01, 2020, 05:25:47 pm by Mike_J |
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PS tube rectifier question
Started by johno9 |
7 Replies
3157 Views |
December 01, 2020, 02:19:52 pm by johno9 |
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What To Do With AO-43 Parts
Started by imgumby001 |
31 Replies
6539 Views |
December 01, 2020, 11:29:30 am by imgumby001 |
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55 year old component replacement
Started by jordan86 |
6 Replies
2601 Views |
December 01, 2020, 05:51:04 am by pdf64 |
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Fender 6g15 reverb question
Started by jackplug1 |
1 Replies
1752 Views |
November 30, 2020, 12:03:18 pm by sluckey |
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9 Replies
4986 Views |
November 29, 2020, 06:55:02 pm by murrayatuptown |
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Hammond OT for Plexi 6v6 build?
Started by mcamelo |
7 Replies
3317 Views |
November 29, 2020, 02:55:05 pm by mcamelo |
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Supro 1688TN scratch build
Started by luthierwnc |
11 Replies
4693 Views |
November 28, 2020, 08:42:22 pm by luthierwnc |
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Trafo Orientation Check
Started by Jatchley |
12 Replies
3755 Views |
November 28, 2020, 04:36:47 pm by trobbins |
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Confused on the 12BY7a
Started by 1blueheron |
10 Replies
6388 Views |
November 28, 2020, 04:27:22 pm by 1blueheron |
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Heaters question
Started by Colas LeGrippa |
38 Replies
6629 Views |
November 28, 2020, 05:26:16 am by Bieworm |
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18W Plexi with EL84s?
Started by mcamelo |
25 Replies
7502 Views |
November 27, 2020, 03:32:09 pm by mcamelo |
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8 Replies
2718 Views |
November 27, 2020, 12:29:25 pm by pdf64 |
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20 Replies
6820 Views |
November 27, 2020, 10:45:57 am by PRR |
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20 Replies
5527 Views |
November 27, 2020, 03:12:44 am by Latole |
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Marshall 1960s super bass schematic
Started by isaac_teller |
3 Replies
4294 Views |
November 26, 2020, 04:01:14 am by Latole |
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70 Replies
13936 Views |
November 25, 2020, 04:02:27 pm by Patrik |
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7 Replies
3368 Views |
November 25, 2020, 12:40:52 pm by whalecalls |
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Brown Concert hiss
Started by jrkrauss |
5 Replies
1932 Views |
November 25, 2020, 08:38:16 am by Latole |
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Microphonic ECC83 12AX7
Started by SoundCity85 |
13 Replies
3593 Views |
November 25, 2020, 01:07:17 am by SoundCity85 |
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JTM45 build OT quandry
Started by Blueboozer |
2 Replies
1765 Views |
November 24, 2020, 10:24:58 pm by High Voltage |
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Switch to replace jumpering inputs?
Started by luthierwnc |
6 Replies
2506 Views |
November 24, 2020, 07:13:10 am by Latole |
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10 Replies
3503 Views |
November 24, 2020, 02:30:29 am by pdf64 |
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6 Replies
2712 Views |
November 22, 2020, 08:53:45 pm by MonoPoly |
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Real-life load-lines
Started by PRR |
0 Replies
1535 Views |
November 22, 2020, 07:20:59 pm by PRR |
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Electrolytic capacitor question.
Started by Mike_J |
24 Replies
6584 Views |
November 22, 2020, 02:49:03 pm by mresistor |
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Rocker switch light doesn’t work
Started by ericlen838 |
11 Replies
3318 Views |
November 22, 2020, 02:47:00 pm by 2deaf |
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21 Replies
7838 Views |
November 22, 2020, 11:02:17 am by Mike_J |
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13 Replies
3258 Views |
November 21, 2020, 03:36:42 am by Sansteeth |
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PI/NFB hum on a Laney GH100L guitar amp
Started by zkrx |
7 Replies
4231 Views |
November 20, 2020, 11:24:26 am by zkrx |
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4 Replies
2532 Views |
November 20, 2020, 10:21:59 am by aabbs20 |
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Transformer question
Started by Kcz5o |
3 Replies
2251 Views |
November 20, 2020, 09:23:12 am by pdf64 |
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Tube Depot has wrong reverb driver batch
Started by Jatchley |
3 Replies
1832 Views |
November 19, 2020, 10:11:29 pm by vampwizzard |
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Thoughts on this 45 amp?
Started by Gwcoty |
5 Replies
2116 Views |
November 19, 2020, 06:13:26 pm by sluckey |
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Layout for small DR single channel
Started by acheld |
8 Replies
2672 Views |
November 19, 2020, 11:14:14 am by Bieworm |
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10 Replies
3244 Views |
November 18, 2020, 04:00:55 pm by steveo7868 |
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4 Replies
1942 Views |
November 17, 2020, 09:57:27 pm by JeffAlanAmps |
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Inrush Current Limiting
Started by jjasilli |
29 Replies
12258 Views |
November 17, 2020, 09:06:47 pm by acheld |
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6g2 build: 290PAZ ok?
Started by ampnewbie |
3 Replies
1834 Views |
November 17, 2020, 04:06:13 pm by Bieworm |
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5 Replies
3790 Views |
November 17, 2020, 10:22:40 am by bmccowan |
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22 Replies
7501 Views |
November 17, 2020, 08:21:22 am by HotBluePlates |
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