Welcome To the Hoffman Amplifiers Forum
April 14, 2026, 09:46:51 pm
Welcome To the Hoffman Amplifiers ForumApril 14, 2026, 09:46:51 pm | ||
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an old amplifier with a strange schematic
Started by birt |
20 Replies
12573 Views |
June 14, 2010, 09:11:11 pmby PRR |
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2 Replies
4262 Views |
June 14, 2010, 07:51:29 pm by Tiny_Daddy |
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Fuse, on/off & AC wiring
Started by tubenit |
8 Replies
7400 Views |
June 14, 2010, 06:21:35 pm by tubenit |
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Review My EF86 Channel Insert Location please
Started by dwp |
3 Replies
4324 Views |
June 14, 2010, 03:52:17 pm by terminalgs |
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Power tubes rattle in the combo
Started by Leevi |
4 Replies
4207 Views |
June 14, 2010, 02:20:25 pm by phsyconoodler |
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17 Replies
10772 Views |
June 14, 2010, 09:21:53 am by Baguette |
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reverb tank mounting
Started by toomanyslurpees |
3 Replies
5316 Views |
June 14, 2010, 08:15:36 am by Fresh_Start |
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7 Replies
7175 Views |
June 13, 2010, 11:21:13 pm by tcoil |
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JCM 800 1992 100 Watt Bass Amp Clone
Started by Paperweight |
17 Replies
10372 Views |
June 13, 2010, 10:36:40 pm by Paperweight |
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VOX AC30 Custom Classic High Gain design
Started by ppaappoo |
5 Replies
6942 Views |
June 13, 2010, 10:27:20 pm by ppaappoo |
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8 Replies
16273 Views |
June 13, 2010, 08:53:39 pm by GroundhogKen |
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Hammond B3 Percussion Effect
Started by KDakaWalt |
3 Replies
5499 Views |
June 13, 2010, 04:31:56 pm by KDakaWalt |
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Blues stew....? Served hot!!
Started by crashtm1 |
11 Replies
6750 Views |
June 12, 2010, 09:16:32 pm by topbrent |
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4 Replies
4618 Views |
June 12, 2010, 12:29:36 pm by HotBluePlates |
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18 marshall Vib Ef86?
Started by Rev D |
7 Replies
5993 Views |
June 11, 2010, 02:55:23 pm by jojokeo |
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Carvin TS100 transfomer question
Started by Lizard King |
2 Replies
4275 Views |
June 11, 2010, 10:45:40 am by Lizard King |
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12AU6 as V1
Started by oldhippy |
21 Replies
15532 Views |
June 10, 2010, 10:26:52 pm by PRR |
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Pots tight
Started by dude |
7 Replies
6556 Views |
June 10, 2010, 09:32:24 pm by dude |
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Stand alone vibrato
Started by bbirling |
3 Replies
4777 Views |
June 10, 2010, 07:47:45 pm by bruno |
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'74 Traynor reverb master
Started by toomanyslurpees |
3 Replies
5097 Views |
June 10, 2010, 12:14:23 am by toomanyslurpees |
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Biasing Sunn S200
Started by dude |
14 Replies
12246 Views |
June 09, 2010, 06:12:47 pm by SoundmasterG |
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O.T.B. Plush 3000B
Started by RicharD |
12 Replies
9041 Views |
June 08, 2010, 03:49:25 pm by JonO |
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Stout MV ?
Started by Madison |
4 Replies
4056 Views |
June 08, 2010, 11:15:50 am by Madison |
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how-to on re-tensioning tube sockets
Started by dwp |
7 Replies
7591 Views |
June 08, 2010, 10:27:53 am by RicharD |
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New AB763 based project
Started by SLW |
39 Replies
18480 Views |
June 08, 2010, 12:19:04 am by Fresh_Start |
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moving the EF 86 channel up a stage...
Started by dwp |
19 Replies
10750 Views |
June 07, 2010, 11:36:12 pm by jojokeo |
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Truck Amplifiers?
Started by crashtm1 |
0 Replies
4237 Views |
June 07, 2010, 04:16:59 pm by crashtm1 |
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BF Vibro Champ Mod
Started by zendragon63 |
16 Replies
15868 Views |
June 06, 2010, 09:28:22 pm by zendragon63 |
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0 Replies
4184 Views |
June 06, 2010, 09:36:32 am by Geezer |
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solder diameter ?
Started by flora |
10 Replies
7984 Views |
June 06, 2010, 06:38:37 am by Tiny_Daddy |
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13 Replies
7897 Views |
June 05, 2010, 06:55:06 pm by TIMBO |
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12 Replies
13663 Views |
June 05, 2010, 03:07:22 pm by Fresh_Start |
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Optimum primary impedance??
Started by dynaman1 |
1 Replies
3693 Views |
June 05, 2010, 01:16:08 pm by FYL |
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electrolytics: rated vs working E
Started by oldhippy |
4 Replies
4542 Views |
June 05, 2010, 10:53:56 am by oldhippy |
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20ga. stranded 600V wire ?
Started by flora |
10 Replies
7293 Views |
June 05, 2010, 10:31:43 am by Tiny_Daddy |
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audio cable tester schematic
Started by phsyconoodler |
2 Replies
4641 Views |
June 04, 2010, 04:27:03 pm by RicharD |
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hollow sound
Started by Leevi |
7 Replies
6232 Views |
June 04, 2010, 03:23:28 pm by simonallaway |
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12 Replies
9461 Views |
June 04, 2010, 03:04:28 pm by birt |
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trem roach orientation please
Started by dwp |
2 Replies
5872 Views |
June 04, 2010, 12:02:32 pm by dwp |
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109 Replies
48562 Views |
June 03, 2010, 06:50:57 pm by jojokeo |
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2 Replies
4038 Views |
June 03, 2010, 06:49:09 pm by Madison |
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Reverb honking on Silverface Super
Started by phsyconoodler |
4 Replies
4556 Views |
June 03, 2010, 12:31:08 pm by phsyconoodler |
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Reverb on both channels?g
Started by Searing |
14 Replies
9608 Views |
June 03, 2010, 11:23:34 am by sluckey |
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10 Replies
6824 Views |
June 03, 2010, 07:19:54 am by Dave |
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Sudden loss of volume in 18w clone
Started by jennings |
22 Replies
10572 Views |
June 02, 2010, 01:39:54 pm by John |
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11 Replies
7664 Views |
June 02, 2010, 12:22:18 pm by HotBluePlates |
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Mesa-Boogie Dual Rectifier farting
Started by punkykatt |
12 Replies
10206 Views |
June 02, 2010, 11:27:46 am by Jack1962 |
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NASTY LITTLE AMP
Started by TIMBO |
7 Replies
7424 Views |
June 02, 2010, 02:39:18 am by TIMBO |
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6BM8 plate voltage
Started by pullshocks |
9 Replies
9581 Views |
June 01, 2010, 05:01:53 pm by jojokeo |
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triode substitute
Started by birt |
4 Replies
4504 Views |
June 01, 2010, 01:30:18 am by PRR |
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