Welcome To the Hoffman Amplifiers Forum
December 09, 2025, 09:05:17 am
Welcome To the Hoffman Amplifiers ForumDecember 09, 2025, 09:05:17 am | ||
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Does removing a cathode cap add hum?
Started by frank57 |
14 Replies
10197 Views |
May 27, 2011, 08:49:25 amby HotBluePlates |
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17 Replies
13818 Views |
May 27, 2011, 02:20:47 am by VMS |
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The amp I had been working on yjm mod
Started by Tone Junkie |
6 Replies
7598 Views |
May 26, 2011, 11:55:20 pm by Tone Junkie |
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9 Replies
4861 Views |
May 26, 2011, 05:40:52 pm by bobmegantz |
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Fender Super 60 Volume Problem
Started by plexi50 |
7 Replies
7389 Views |
May 26, 2011, 12:09:10 pm by plexi50 |
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Bassman Head Problem
Started by bluebird |
3 Replies
3007 Views |
May 26, 2011, 12:00:46 pm by phsyconoodler |
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47 Replies
22022 Views |
May 26, 2011, 07:44:39 am by jjasilli |
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stereo troubleshooting advice
Started by firemedic |
4 Replies
3468 Views |
May 26, 2011, 12:48:12 am by PRR |
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6SL7 and 6SN7
Started by LooseChange |
2 Replies
3213 Views |
May 25, 2011, 03:02:01 pm by HotBluePlates |
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Layout Check Please
Started by ncusack |
0 Replies
2289 Views |
May 25, 2011, 11:54:59 am by ncusack |
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6 Replies
4219 Views |
May 25, 2011, 11:35:11 am by phsyconoodler |
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Fender tonestack ground-lift boost ?
Started by worth |
5 Replies
4115 Views |
May 24, 2011, 09:16:22 am by Tone Junkie |
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Dual PPIMV squeal
Started by chrisrbr |
8 Replies
5383 Views |
May 23, 2011, 09:40:50 pm by Willabe |
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B+ question
Started by J Rindt |
41 Replies
10349 Views |
May 23, 2011, 08:22:51 am by jjasilli |
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Hot VVR Mosfet
Started by TIMBO |
20 Replies
8088 Views |
May 23, 2011, 07:53:43 am by Willabe |
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combine stereo to mono
Started by jeff |
12 Replies
4956 Views |
May 23, 2011, 02:18:00 am by chabby-ao |
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1980 JMP 2204 on the bench
Started by TubeGeek |
28 Replies
10380 Views |
May 23, 2011, 01:43:06 am by chabby-ao |
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Marshall JCM 2000 DSL 401 - Board Pull?
Started by jjasilli |
16 Replies
14177 Views |
May 23, 2011, 01:36:21 am by chabby-ao |
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JCM 2000 Blown PT troubleshooting
Started by bakerlite |
14 Replies
6535 Views |
May 23, 2011, 01:18:56 am by chabby-ao |
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Help troubleshooting revibe please
Started by dwp |
0 Replies
2415 Views |
May 23, 2011, 12:10:08 am by dwp |
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snap crackle pop JTM45
Started by chrisrbr |
8 Replies
4113 Views |
May 22, 2011, 05:49:11 pm by chrisrbr |
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6U8/ECF82 shielding question
Started by tubeswell |
1 Replies
3711 Views |
May 22, 2011, 10:06:22 am by jjasilli |
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rock/jazz switch
Started by phsyconoodler |
4 Replies
5457 Views |
May 22, 2011, 09:48:43 am by jojokeo |
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Old glory - a link
Started by kagliostro |
6 Replies
3486 Views |
May 21, 2011, 09:48:04 pm by DummyLoad |
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MOVED: Dumb money for Dumble
Started by tubenit |
0 Replies
2337 Views |
May 21, 2011, 09:17:35 pm by tubenit |
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9 Replies
5785 Views |
May 20, 2011, 03:14:07 pm by phsyconoodler |
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10 Replies
4886 Views |
May 20, 2011, 12:45:28 pm by zendragon63 |
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One tube Reverb in a 6G6-B
Started by bbirling |
9 Replies
4819 Views |
May 20, 2011, 07:16:41 am by bbirling |
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Bandmaster health
Started by Geo |
3 Replies
2601 Views |
May 19, 2011, 11:16:44 am by Geo |
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Paralleling inputs on a 5F6-A
Started by Bub |
5 Replies
3963 Views |
May 19, 2011, 11:07:59 am by rzenc |
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7 Replies
4382 Views |
May 18, 2011, 07:04:10 pm by Fresh_Start |
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Cathode follower resistors?
Started by tubenit |
42 Replies
15792 Views |
May 18, 2011, 03:49:55 pm by jojokeo |
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EL84/6V6 OTs
Started by firemedic |
5 Replies
3414 Views |
May 18, 2011, 09:15:28 am by firemedic |
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Gibson Scout mods?
Started by 60s_scout |
7 Replies
8026 Views |
May 18, 2011, 07:14:20 am by bluesbear |
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Ideas for a Pedal Steel amp build
Started by LooseChange |
14 Replies
6084 Views |
May 17, 2011, 09:03:51 pm by jojokeo |
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6 Replies
4298 Views |
May 16, 2011, 03:47:15 pm by terminalgs |
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ReVibe Woes (again) - Signal Loss
Started by theundeadelvis |
17 Replies
6597 Views |
May 16, 2011, 12:38:54 pm by theundeadelvis |
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Amp Whistles
Started by musicfixerupper |
20 Replies
8179 Views |
May 16, 2011, 10:01:37 am by jojokeo |
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3 Replies
3738 Views |
May 16, 2011, 08:40:00 am by plexi50 |
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2 Replies
2974 Views |
May 16, 2011, 07:04:22 am by kagliostro |
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Tremolux reverb
Started by firemedic |
0 Replies
2438 Views |
May 15, 2011, 05:59:24 pm by firemedic |
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E-100 hammond.
Started by DummyLoad |
0 Replies
2643 Views |
May 15, 2011, 05:01:07 pm by DummyLoad |
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MSJ SOUNDS Grrrrrrrrrrrrrrrrrr8
Started by TIMBO |
2 Replies
2883 Views |
May 15, 2011, 02:17:24 pm by TIMBO |
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Maven Peal bias pot
Started by pima1234 |
4 Replies
3198 Views |
May 14, 2011, 11:22:59 pm by pima1234 |
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Wurlitzer funmaker ?
Started by mresistor |
4 Replies
4895 Views |
May 14, 2011, 08:10:50 pm by mresistor |
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umble boards...
Started by triode |
16 Replies
6665 Views |
May 14, 2011, 06:48:54 am by LooseChange |
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A(nother) 15 Watt Amplifier
Started by darryl |
23 Replies
9349 Views |
May 14, 2011, 12:56:06 am by billcreller |
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Silvertone 1432 / Tremelo Problem
Started by plexi50 |
2 Replies
4129 Views |
May 13, 2011, 06:12:42 pm by plexi50 |
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Chassis Finishing Question
Started by Platefire |
13 Replies
7083 Views |
May 13, 2011, 01:54:37 pm by terminalgs |
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gain stage fun
Started by phsyconoodler |
37 Replies
11633 Views |
May 13, 2011, 01:48:18 pm by terminalgs |
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