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