Welcome To the Hoffman Amplifiers Forum
December 09, 2025, 09:54:08 am
Welcome To the Hoffman Amplifiers ForumDecember 09, 2025, 09:54:08 am | ||
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| 0 Members and 79 Guests are viewing this board. | ||||
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Hacker amp
Started by Leevi |
5 Replies
5872 Views |
July 25, 2010, 12:56:10 amby Leevi |
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Negative Feedback question?
Started by topbrent |
9 Replies
5857 Views |
July 24, 2010, 10:32:53 pm by PRR |
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0 Replies
2875 Views |
July 24, 2010, 10:20:37 pm by sluckey |
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2 Replies
3629 Views |
July 24, 2010, 07:47:19 pm by 67polara |
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9 Replies
7854 Views |
July 24, 2010, 07:55:59 am by jjasilli |
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Line Out For Mixer Board
Started by plexi50 |
4 Replies
3540 Views |
July 23, 2010, 09:21:21 pm by plexi50 |
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14 Replies
15625 Views |
July 23, 2010, 02:43:51 pm by 12bz7 |
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3 Replies
4103 Views |
July 22, 2010, 06:37:19 pm by HotBluePlates |
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Magnatone Custom M10 Mess
Started by plexi50 |
28 Replies
10882 Views |
July 22, 2010, 06:15:07 pm by plexi50 |
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Power trans design and tube draw
Started by jojokeo |
14 Replies
7509 Views |
July 22, 2010, 04:06:17 pm by Merlin |
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12 Replies
6968 Views |
July 22, 2010, 11:06:24 am by Platefire |
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OT impedence question
Started by Alien |
7 Replies
5297 Views |
July 22, 2010, 05:26:29 am by Alien |
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8 Replies
4521 Views |
July 21, 2010, 10:29:25 pm by bluesbear |
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DRRI in for "Hand Wired" conversion
Started by bnwitt |
34 Replies
15182 Views |
July 21, 2010, 09:11:58 pm by bnwitt |
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Eclectic Reference
Started by Fresh_Start |
13 Replies
6639 Views |
July 21, 2010, 07:59:59 pm by HotBluePlates |
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pop in a D'lite build, who's in Jacksonville?
Started by dwp |
3 Replies
3217 Views |
July 21, 2010, 06:02:07 pm by dwp |
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World War II Champ Project
Started by eleventeen |
2 Replies
3104 Views |
July 21, 2010, 02:34:48 am by eleventeen |
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3 Replies
3103 Views |
July 21, 2010, 12:17:15 am by PRR |
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Original 5E3 Info Please!
Started by Platefire |
18 Replies
15126 Views |
July 20, 2010, 11:34:16 pm by Platefire |
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4 Replies
4386 Views |
July 20, 2010, 12:37:44 pm by harryk |
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2 Replies
3151 Views |
July 20, 2010, 12:32:04 pm by eleventeen |
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New Plexi 50 build
Started by bluestone |
10 Replies
5448 Views |
July 20, 2010, 10:02:53 am by simonallaway |
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2 Replies
3014 Views |
July 19, 2010, 09:29:00 pm by Fresh_Start |
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Replicate a vintage transformer
Started by atmars |
5 Replies
3779 Views |
July 18, 2010, 10:58:25 pm by DummyLoad |
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GA-40 RC network - what's the point??
Started by LooseChange |
9 Replies
4721 Views |
July 18, 2010, 10:09:18 pm by PRR |
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Reduce beating in bias vary tremolos
Started by bnwitt |
4 Replies
3661 Views |
July 18, 2010, 05:17:53 pm by bnwitt |
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11 Replies
9847 Views |
July 17, 2010, 10:13:32 pm by tubeswell |
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18 Replies
12426 Views |
July 17, 2010, 06:33:38 pm by jojokeo |
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NASTY PRINCETON
Started by TIMBO |
6 Replies
4251 Views |
July 17, 2010, 05:27:53 pm by TIMBO |
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1/50 NP capacitor question
Started by Bub |
3 Replies
5748 Views |
July 17, 2010, 02:10:00 pm by Tiny_Daddy |
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Oddball Marshall 2046 Specialist
Started by Rev D |
0 Replies
4057 Views |
July 16, 2010, 03:43:12 pm by Rev D |
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Hi - Low Vol switch ?
Started by tubenit |
20 Replies
7843 Views |
July 16, 2010, 10:28:23 am by jjasilli |
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4 Replies
4388 Views |
July 15, 2010, 09:14:03 pm by tubesornothing |
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21 Replies
12114 Views |
July 15, 2010, 08:36:57 pm by LooseChange |
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move relay ft. switch jack
Started by tubenit |
6 Replies
4056 Views |
July 15, 2010, 03:53:13 pm by DummyLoad |
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3 Replies
3704 Views |
July 15, 2010, 07:56:31 am by sluckey |
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Marshall Major phase inverter
Started by navdave |
4 Replies
4476 Views |
July 15, 2010, 04:22:29 am by Ritchie200 |
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6 Replies
4694 Views |
July 15, 2010, 02:20:00 am by Rev D |
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Dual pentode/triode tubes in preamp?
Started by Fresh_Start |
7 Replies
6590 Views |
July 15, 2010, 12:57:24 am by bigdaddy |
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Tremolo troubles ab763 new build
Started by Tone Junkie |
9 Replies
4847 Views |
July 15, 2010, 12:03:56 am by Tone Junkie |
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Killer ant mod
Started by bigdaddy |
3 Replies
6417 Views |
July 14, 2010, 11:13:24 pm by bigdaddy |
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Help with negative bias voltage
Started by J Rindt |
5 Replies
5972 Views |
July 14, 2010, 05:10:50 pm by sluckey |
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What's this filter??
Started by Geezer |
7 Replies
4250 Views |
July 14, 2010, 04:48:16 pm by FYL |
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3 Replies
3173 Views |
July 14, 2010, 07:22:36 am by nateflanigan |
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Replacing PT in Princeton (AA1164)
Started by dude |
3 Replies
3296 Views |
July 13, 2010, 03:48:39 pm by Fresh_Start |
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reverb issues ab763 circuit new build
Started by Tone Junkie |
3 Replies
3158 Views |
July 13, 2010, 02:52:52 pm by sluckey |
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changing PI bias
Started by phsyconoodler |
6 Replies
4849 Views |
July 13, 2010, 12:36:07 pm by phsyconoodler |
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12V heater to raise B+?
Started by birt |
10 Replies
5431 Views |
July 13, 2010, 12:34:54 pm by gar13 |
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JCM800 clone 6550R high freq. squeal
Started by mamps |
4 Replies
3566 Views |
July 13, 2010, 10:33:40 am by mamps |
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12 Replies
7096 Views |
July 13, 2010, 12:10:14 am by Tone Junkie |
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