Welcome To the Hoffman Amplifiers ForumJanuary 23, 2026, 09:55:32 pm | ||
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14 Replies
5380 Views |
by punkykatt |
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First Build report - Schedule 40 GA-5
Started by jaydeshan |
3 Replies
2894 Views |
by jaydeshan |
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6 Replies
3285 Views |
by thetragichero |
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7 Replies
3868 Views |
by PharmRock |
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Getter turning white, why?
Started by Sansteeth |
8 Replies
3192 Views |
by PRR |
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1 Replies
2366 Views |
by SILVERGUN |
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2 Replies
2557 Views |
by hiegdk |
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Plexi clone power and bias problems
Started by jewellworks |
4 Replies
2858 Views |
by uki |
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51 Replies
9742 Views |
by Erik Aa |
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Load line and biasing issues
Started by Breadbored |
3 Replies
2692 Views |
by Breadbored |
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Negative bias connection on GZ34
Started by Bieworm |
3 Replies
2985 Views |
by tubeswell |
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21 Replies
5434 Views |
by thetragichero |
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6 Replies
3016 Views |
by pdf64 |
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How to thin the homebrew herd?
Started by luthierwnc |
15 Replies
3954 Views |
by vampwizzard |
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OT rattling on chassis
Started by Dyerseve726 |
7 Replies
3198 Views |
by Dyerseve726 |
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36 Replies
16135 Views |
by brewdude |
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PPIMV in a Twin Reverb AB763
Started by 72Blazer |
2 Replies
2852 Views |
by 72Blazer |
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Sound city 120 h.t. Fuse blown
Started by mattiambro |
21 Replies
6394 Views |
by IndustryCode783401 |
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Reverb Transformer Question
Started by CascoSieg |
5 Replies
2877 Views |
by CascoSieg |
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0 Replies
2978 Views |
by soapfoot |
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need help finding a pot
Started by joesatch |
23 Replies
5756 Views |
by bmccowan |
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2 Replies
3668 Views |
by NoDough |
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3 Replies
2435 Views |
by NoDough |
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A few random questions...
Started by Stuff4bikes |
7 Replies
3708 Views |
by shooter |
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Bugera V22 power transformer specs
Started by mk_716 |
6 Replies
3595 Views |
by mk_716 |
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Scaled-Down Bluesbreaker
Started by hawkes1962 |
27 Replies
8747 Views |
by hawkes1962 |
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Supertwin bias question
Started by howardmoon |
2 Replies
2502 Views |
by howardmoon |
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A Little Trem-O-Nator Help?
Started by Lectroid |
49 Replies
10232 Views |
by Lectroid |
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18 Replies
9852 Views |
by Rontone |
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13 Replies
4680 Views |
by shooter |
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7 Replies
6120 Views |
by PharmRock |
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I'm getting a light shock
Started by pbman1953 |
26 Replies
6203 Views |
by PRR |
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Fender Deluxe Output Transformer testing
Started by fritz203 |
14 Replies
5207 Views |
by fritz203 |
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2 Replies
2283 Views |
by fdesalvo |
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Princeton Reverb NFB resistor issue
Started by teletaylor |
4 Replies
2718 Views |
by PRR |
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18 Replies
7185 Views |
by pdf64 |
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Boost switch on AB763
Started by dude |
4 Replies
2408 Views |
by dude |
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7 Replies
3353 Views |
by shooter |
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Blues JR Versions vs schematics
Started by Nathan |
10 Replies
4338 Views |
by pdf64 |
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IERC tube shields
Started by PharmRock |
1 Replies
2002 Views |
by sluckey |
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19 Replies
5274 Views |
by SoundmasterG |
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Dual bias mod question
Started by joesatch |
8 Replies
3923 Views |
by astronomicum |
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6V6 20 watt OT
Started by Kaaskop |
20 Replies
7510 Views |
by Kaaskop |
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Trem Injection
Started by Sonny ReVerb |
3 Replies
2159 Views |
by Sonny ReVerb |
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5 Replies
3039 Views |
by sluckey |
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Can i run DC heaters with this?
Started by joesatch |
18 Replies
5122 Views |
by PRR |
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Supro Coronado Build
Started by craigtone |
7 Replies
3009 Views |
by craigtone |
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70s Twin Reverb - Unusual noise
Started by falconer333 |
2 Replies
2239 Views |
by Latole |
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Lectures on cathode followers
Started by lantertronics |
1 Replies
2012 Views |
by Electron Tornado |
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213 Troubadour Voltages
Started by svejkist |
3 Replies
2359 Views |
by svejkist |
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