Welcome To the Hoffman Amplifiers Forum
December 09, 2025, 09:55:03 am
Welcome To the Hoffman Amplifiers ForumDecember 09, 2025, 09:55:03 am | ||
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12 Replies
8722 Views |
August 24, 2010, 09:06:11 amby fiftynine |
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Speaker Driven Reverb Protection
Started by jeff |
4 Replies
4866 Views |
August 24, 2010, 01:17:07 am by PRR |
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Univox U-45B bad OT
Started by jeff |
2 Replies
3329 Views |
August 24, 2010, 01:05:51 am by PRR |
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resistors in parallel ?
Started by worth |
1 Replies
2949 Views |
August 23, 2010, 11:32:31 am by phsyconoodler |
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cascode gain stages
Started by Twanger |
3 Replies
8793 Views |
August 23, 2010, 01:14:16 am by HotBluePlates |
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Dating my Fender amp
Started by navdave |
10 Replies
11290 Views |
August 23, 2010, 12:17:09 am by HotBluePlates |
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1 Replies
3348 Views |
August 22, 2010, 10:41:24 pm by Tiny_Daddy |
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0 Replies
3014 Views |
August 22, 2010, 05:36:21 pm by tubenit |
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Valve Junior Layout Error
Started by plexi50 |
9 Replies
5012 Views |
August 22, 2010, 03:52:30 pm by J Rindt |
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Showman/6G16 trem ?
Started by worth |
9 Replies
5208 Views |
August 22, 2010, 01:35:41 pm by worth |
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9 Replies
5603 Views |
August 22, 2010, 10:56:27 am by LooseChange |
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12 Replies
8572 Views |
August 21, 2010, 09:18:28 pm by Tiny_Daddy |
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37 Replies
13423 Views |
August 20, 2010, 11:02:53 pm by billcreller |
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MESA NOMAD Fifty Five
Started by plexi50 |
25 Replies
10446 Views |
August 20, 2010, 10:33:06 pm by plexi50 |
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Did I give too much "work" to my PT ?
Started by archaos |
21 Replies
9009 Views |
August 20, 2010, 05:38:29 pm by archaos |
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Choke tutorial
Started by phsyconoodler |
7 Replies
10956 Views |
August 20, 2010, 03:35:45 pm by tubeswell |
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A tuber's dilemma...and a question
Started by eleventeen |
7 Replies
5098 Views |
August 20, 2010, 02:21:42 pm by eleventeen |
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37 Replies
17171 Views |
August 20, 2010, 12:31:27 pm by phsyconoodler |
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7 Replies
6138 Views |
August 20, 2010, 12:30:43 pm by phsyconoodler |
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20 Replies
17647 Views |
August 20, 2010, 11:37:29 am by Tone Junkie |
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Power supply resistors
Started by duke of earl |
14 Replies
6613 Views |
August 19, 2010, 11:35:51 pm by eleventeen |
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20 V too high for my TOS
Started by stingray_65 |
11 Replies
5234 Views |
August 19, 2010, 09:14:31 pm by PRR |
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6 Replies
5330 Views |
August 19, 2010, 08:58:44 am by dude |
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Master Volume
Started by Throstur |
5 Replies
4195 Views |
August 19, 2010, 05:35:32 am by Throstur |
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MOVED: channel switching with LDRs
Started by EL34 |
0 Replies
2886 Views |
August 18, 2010, 01:38:00 pm by EL34 |
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Cap in Hoffman "Meat" circuit
Started by The_Gaz |
6 Replies
5161 Views |
August 18, 2010, 01:22:30 pm by jeff |
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A first build
Started by shortfuse |
27 Replies
10488 Views |
August 18, 2010, 11:26:01 am by shortfuse |
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Anti-Bright cap?
Started by topbrent |
2 Replies
3241 Views |
August 18, 2010, 10:11:55 am by OldHouseScott |
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Marshall 1959 plexi in white tolex
Started by tubemania |
7 Replies
5213 Views |
August 18, 2010, 10:02:18 am by phsyconoodler |
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5f6a bassman rotary switch placement
Started by maxk |
7 Replies
4074 Views |
August 17, 2010, 11:29:10 pm by dwp |
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Re-using a 65 re-issue Twin Reverb PT
Started by dwp |
4 Replies
3632 Views |
August 17, 2010, 10:41:48 pm by sluckey |
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TOS OT Problem !!!!!!!
Started by TIMBO |
11 Replies
4987 Views |
August 17, 2010, 01:54:09 pm by TIMBO |
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1 Replies
3049 Views |
August 17, 2010, 12:11:44 pm by mresistor |
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OPT with secondary CT
Started by punkykatt |
5 Replies
3874 Views |
August 17, 2010, 10:28:26 am by punkykatt |
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Carbon comp brands ?
Started by worth |
4 Replies
3496 Views |
August 16, 2010, 11:29:21 pm by bigsbybender |
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tremolo circuit
Started by jeff |
7 Replies
4535 Views |
August 16, 2010, 12:34:04 pm by jeff |
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JTM Bluesbraker tremolo troubles
Started by sigkarl |
1 Replies
2784 Views |
August 16, 2010, 12:10:55 pm by tubeswell |
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Silvertone 1484 OT secondary impedances??
Started by bnwitt |
13 Replies
9371 Views |
August 16, 2010, 03:06:31 am by SoundmasterG |
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Univox 1236 Bass Head-DOA
Started by Cygnus_X1 |
2 Replies
3662 Views |
August 15, 2010, 04:20:16 pm by Cygnus_X1 |
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9 Replies
4805 Views |
August 15, 2010, 04:11:56 pm by dwp |
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Kind Of a Champ Project
Started by zendragon63 |
7 Replies
4464 Views |
August 14, 2010, 10:10:21 pm by Fresh_Start |
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My lastest senior moment
Started by bnwitt |
14 Replies
6897 Views |
August 14, 2010, 06:15:16 pm by craneclimber |
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PLEXI with TWEED OVERDRIVE
Started by TIMBO |
9 Replies
5180 Views |
August 14, 2010, 04:05:08 pm by TIMBO |
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MOVED: N-channel mosfets,similar?
Started by EL34 |
0 Replies
3232 Views |
August 14, 2010, 07:16:07 am by EL34 |
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remove me
Started by ampcabinets |
3 Replies
3449 Views |
August 14, 2010, 07:03:13 am by tubenit |
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GA-20RVT Minuteman (White Panel)
Started by Throstur |
12 Replies
6613 Views |
August 13, 2010, 09:29:21 pm by HotBluePlates |
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strange and dangerous problem
Started by phsyconoodler |
32 Replies
11008 Views |
August 13, 2010, 12:06:04 pm by jjasilli |
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8 Replies
5242 Views |
August 13, 2010, 09:40:57 am by rzenc |
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Blown cathode cap, etc....
Started by firemedic |
8 Replies
4807 Views |
August 13, 2010, 08:09:57 am by firemedic |
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Harvard 5F10 bias supply problems
Started by SirElwood |
6 Replies
6028 Views |
August 12, 2010, 04:14:57 pm by Fresh_Start |
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