Welcome To the Hoffman Amplifiers ForumApril 28, 2026, 01:12:52 pm | ||
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Princeton transformer question
Started by weege |
4 Replies
4738 Views |
by weege |
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Power Supply - a new question
Started by kagliostro |
4 Replies
4554 Views |
by kagliostro |
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1956 5E4-A Super
Started by heymymy |
26 Replies
16003 Views |
by heymymy |
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Disconnected grid but still getting signal
Started by jeff |
3 Replies
4395 Views |
by jeff |
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4-hole Input jack wiring question
Started by RobBozic |
2 Replies
3995 Views |
by RobBozic |
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Built my own amp during holidays
Started by phsyconoodler |
21 Replies
9632 Views |
by plexi50 |
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Reverb in VJ Hot Rod
Started by TIMBO |
2 Replies
3988 Views |
by TIMBO |
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Using a voltage doubler for the HT
Started by Tone Junkie |
16 Replies
9659 Views |
by Tone Junkie |
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Another "old" volumen control tip?
Started by chocopower |
3 Replies
4182 Views |
by jojokeo |
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Strange static noise
Started by aro |
10 Replies
7412 Views |
by Willabe |
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8 Replies
5863 Views |
by cjmusial |
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10 Replies
6446 Views |
by sluckey |
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Speaker magnets and tubes
Started by jeff |
4 Replies
4803 Views |
by jeff |
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7 Replies
7557 Views |
by Tone Junkie |
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Black Cat molded caps ?
Started by worth |
2 Replies
3922 Views |
by SoundmasterG |
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Distance between tubes
Started by Leevi |
6 Replies
8551 Views |
by Leevi |
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Stand alone reverb - feedback
Started by theundeadelvis |
15 Replies
7638 Views |
by Willabe |
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19 Replies
11621 Views |
by phsyconoodler |
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I think I know what I'm doing.....
Started by G._Hoffman |
31 Replies
16385 Views |
by G._Hoffman |
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24 Replies
12178 Views |
by markmalin |
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What to build next?
Started by G._Hoffman |
6 Replies
4613 Views |
by G._Hoffman |
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8 Replies
8041 Views |
by jojokeo |
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2 Replies
3793 Views |
by SteveZ616 |
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Can ripple be checked with a multimeter?
Started by frank57 |
5 Replies
4725 Views |
by jjasilli |
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Weired amp noise
Started by pbman1953 |
6 Replies
4789 Views |
by Willabe |
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Gibson G80??
Started by crashtm1 |
4 Replies
7070 Views |
by Willabe |
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Two Preamps to One Power Amp
Started by jeff |
6 Replies
4911 Views |
by jeff |
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Hoffman AB763 [47K resistor to ground?]
Started by Raybob |
2 Replies
3736 Views |
by Fresh_Start |
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Dougs 9-pin socket ?
Started by worth |
4 Replies
4549 Views |
by stingray_65 |
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Bogen CHB100 OT ?
Started by worth |
6 Replies
5197 Views |
by SoundmasterG |
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Fender Cathode Cap Values
Started by plexi50 |
26 Replies
18111 Views |
by Merlin |
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2 channel low Z mic switcher
Started by punkykatt |
13 Replies
6670 Views |
by DummyLoad |
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Hypothetical question
Started by jeff |
17 Replies
10535 Views |
by jeff |
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Alamo Christmas
Started by Tiny_Daddy |
0 Replies
4067 Views |
by Tiny_Daddy |
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Magnatone Vibrato circuit
Started by jojokeo |
9 Replies
12475 Views |
by Jack_Hester |
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My transformer died... is this common?
Started by Baguette |
11 Replies
7807 Views |
by Baguette |
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interesting valve...
Started by DummyLoad |
10 Replies
6618 Views |
by DummyLoad |
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4 Replies
5258 Views |
by rafe |
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Legacy VL100 Head 25watts MOD
Started by Travis_W |
2 Replies
4241 Views |
by VMS |
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Phono to guitar amp conversion
Started by elmore_lewis |
29 Replies
20883 Views |
by softwarejanitor |
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Tupelo/Lil'elvis
Started by bruno |
0 Replies
4637 Views |
by bruno |
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princeton reverb trem mod
Started by phsyconoodler |
11 Replies
11315 Views |
by phsyconoodler |
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3 Replies
5179 Views |
by LooseChange |
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Cheap tube amp suggestions please
Started by TerryD |
8 Replies
5377 Views |
by Jack1962 |
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Hiwatt update
Started by frank57 |
0 Replies
4148 Views |
by frank57 |
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Quick question
Started by 67polara |
2 Replies
4304 Views |
by 67polara |
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Non-matched pair?
Started by Leevi |
11 Replies
7000 Views |
by plexi50 |
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Keep Blowing the HT Fuse
Started by shortfuse |
6 Replies
6161 Views |
by tubeswell |
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Odd voltages in P1 Extreme
Started by simonallaway |
20 Replies
11666 Views |
by EL34 |
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5 Replies
4817 Views |
by john_t |
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