Welcome To the Hoffman Amplifiers ForumMarch 11, 2026, 11:18:45 am | ||
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4 Replies
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by shooter |
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by VMS |
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Stupid Question board
Started by newguitarsmell |
12 Replies
5338 Views |
by DummyLoad |
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Transformer Voltage Question
Started by shark38j |
6 Replies
3977 Views |
by sluckey |
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What are these parts?
Started by daveyajd |
2 Replies
3040 Views |
by daveyajd |
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AC15 transformers
Started by jim |
7 Replies
4622 Views |
by pdf64 |
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Standalone Preamp-Reverb-Vibrato Project
Started by alathIN |
24 Replies
9854 Views |
by alathIN |
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Supro 24 with ppimv?
Started by ALBATROS1234 |
22 Replies
7776 Views |
by ALBATROS1234 |
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power rail resistors
Started by ernie_jr |
2 Replies
2748 Views |
by ernie_jr |
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Bias measurement with bypass caps
Started by kenny1547 |
2 Replies
2837 Views |
by kenny1547 |
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8 Replies
4407 Views |
by purpletele |
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Choke size
Started by daveyajd |
10 Replies
4444 Views |
by vampwizzard |
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10 Replies
4355 Views |
by TubeJunkie |
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4 Replies
3351 Views |
by sluckey |
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Ever seen these before?
Started by Oddvar |
1 Replies
3066 Views |
by dude |
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IM freaking out please help
Started by scaredashell |
18 Replies
5791 Views |
by Joel in Texas |
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Rivera Era Fender Input Jack Question
Started by plumcrazyfx |
3 Replies
3271 Views |
by sluckey |
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7 Replies
5902 Views |
by vampwizzard |
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Volume
Started by davidwpack « 1 2 » |
55 Replies
13185 Views |
by shooter |
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8 Replies
5128 Views |
by Sonny ReVerb |
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10 Replies
7091 Views |
by bigdaddydiesel |
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strange 5C1 preamp characteristics
Started by SHaD0ST31N |
3 Replies
3317 Views |
by SHaD0ST31N |
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1961 6G6A .25uf Astrons are done!
Started by Opry Audio |
2 Replies
2684 Views |
by Opry Audio |
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2 Replies
3000 Views |
by jjasilli |
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63 Replies
20246 Views |
by tubenit |
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7 Replies
5803 Views |
by purpletele |
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Bell Sound 2215
Started by Eulipian |
9 Replies
4279 Views |
by Eulipian |
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bias of preamp tubes with a pot
Started by ALBATROS1234 |
6 Replies
3810 Views |
by ALBATROS1234 |
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4 Replies
4272 Views |
by PRR |
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Amp Going Into Cut-Off?
Started by mwelch55 |
6 Replies
3858 Views |
by PRR |
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DIY Marantz 7 Motorboating
Started by Ed_Chambley |
4 Replies
5598 Views |
by PRR |
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94 Replies
25070 Views |
by Jaymz77 |
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Conn Minuet 531 conversion
Started by jmccanna |
0 Replies
2739 Views |
by jmccanna |
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10 Replies
5854 Views |
by jjasilli |
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Looking for feedback on my design please?
Started by Amped |
27 Replies
9381 Views |
by shooter |
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12 Replies
4602 Views |
by dude |
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5 Replies
4686 Views |
by pdf64 |
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Relay Board Turret Install Tip
Started by NSB_Chris |
0 Replies
3082 Views |
by NSB_Chris |
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12 Replies
6812 Views |
by DummyLoad |
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Wire gauge and some more
Started by Oddvar |
1 Replies
2784 Views |
by sluckey |
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12 Replies
7380 Views |
by Shack |
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14 Replies
7803 Views |
by BobL |
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Another 2204 Build
Started by Bjorn |
14 Replies
6862 Views |
by nandrewjackson |
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12A Input jack install
Started by Tbone55 |
17 Replies
10943 Views |
by Tbone55 |
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Dead Channel: 1960 5G5 Pro Amp
Started by centervolume |
4 Replies
3396 Views |
by centervolume |
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145 Replies
45204 Views |
by shooter |
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Need help with repair
Started by Bogeytomd |
16 Replies
5521 Views |
by shooter |
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Lowest wattage PP pentode power amp
Started by Heph333 |
11 Replies
8028 Views |
by kagliostro |
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Finding OT impedance
Started by dude |
18 Replies
9737 Views |
by ALBATROS1234 |
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Wierd Fender Champ II issue
Started by reggiepe |
5 Replies
3803 Views |
by st |
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