Welcome To the Hoffman Amplifiers ForumOctober 24, 2025, 03:18:12 am | ||
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Black Cat molded caps ?
Started by worth |
2 Replies
2733 Views |
by SoundmasterG |
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Distance between tubes
Started by Leevi |
6 Replies
6976 Views |
by Leevi |
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Stand alone reverb - feedback
Started by theundeadelvis |
15 Replies
5613 Views |
by Willabe |
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19 Replies
9318 Views |
by phsyconoodler |
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I think I know what I'm doing.....
Started by G._Hoffman |
31 Replies
13332 Views |
by G._Hoffman |
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24 Replies
9029 Views |
by markmalin |
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What to build next?
Started by G._Hoffman |
6 Replies
3418 Views |
by G._Hoffman |
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8 Replies
6166 Views |
by jojokeo |
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2 Replies
2563 Views |
by SteveZ616 |
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Can ripple be checked with a multimeter?
Started by frank57 |
5 Replies
3406 Views |
by jjasilli |
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Weired amp noise
Started by pbman1953 |
6 Replies
3513 Views |
by Willabe |
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Gibson G80??
Started by crashtm1 |
4 Replies
5598 Views |
by Willabe |
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Two Preamps to One Power Amp
Started by jeff |
6 Replies
3503 Views |
by jeff |
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Hoffman AB763 [47K resistor to ground?]
Started by Raybob |
2 Replies
2643 Views |
by Fresh_Start |
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Dougs 9-pin socket ?
Started by worth |
4 Replies
3124 Views |
by stingray_65 |
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Bogen CHB100 OT ?
Started by worth |
6 Replies
3845 Views |
by SoundmasterG |
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Fender Cathode Cap Values
Started by plexi50 |
26 Replies
15045 Views |
by Merlin |
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2 channel low Z mic switcher
Started by punkykatt |
13 Replies
5126 Views |
by DummyLoad |
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Hypothetical question
Started by jeff |
17 Replies
7468 Views |
by jeff |
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Alamo Christmas
Started by Tiny_Daddy |
0 Replies
2905 Views |
by Tiny_Daddy |
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Magnatone Vibrato circuit
Started by jojokeo |
9 Replies
10367 Views |
by Jack_Hester |
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My transformer died... is this common?
Started by Baguette |
11 Replies
5355 Views |
by Baguette |
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interesting valve...
Started by DummyLoad |
10 Replies
4865 Views |
by DummyLoad |
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4 Replies
3544 Views |
by rafe |
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Legacy VL100 Head 25watts MOD
Started by Travis_W |
2 Replies
3079 Views |
by VMS |
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Phono to guitar amp conversion
Started by elmore_lewis |
29 Replies
17015 Views |
by softwarejanitor |
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Tupelo/Lil'elvis
Started by bruno |
0 Replies
3242 Views |
by bruno |
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princeton reverb trem mod
Started by phsyconoodler |
11 Replies
9439 Views |
by phsyconoodler |
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3 Replies
3515 Views |
by LooseChange |
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Cheap tube amp suggestions please
Started by TerryD |
8 Replies
3875 Views |
by Jack1962 |
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Hiwatt update
Started by frank57 |
0 Replies
2835 Views |
by frank57 |
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Quick question
Started by 67polara |
2 Replies
2736 Views |
by 67polara |
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Non-matched pair?
Started by Leevi |
11 Replies
4994 Views |
by plexi50 |
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Keep Blowing the HT Fuse
Started by shortfuse |
6 Replies
4637 Views |
by tubeswell |
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Odd voltages in P1 Extreme
Started by simonallaway |
20 Replies
9330 Views |
by EL34 |
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5 Replies
3610 Views |
by john_t |
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Philco Cap Can Value?
Started by plexi50 |
8 Replies
4334 Views |
by plexi50 |
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Need Motorola HS-701B schematic
Started by softwarejanitor |
2 Replies
3359 Views |
by softwarejanitor |
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Cap Can Value?
Started by plexi50 |
3 Replies
2599 Views |
by plexi50 |
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50 Replies
19538 Views |
by Willabe |
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Tube Current Draw
Started by plexi50 |
30 Replies
12341 Views |
by VMS |
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Where to buy 5881's and 5879's ?
Started by SLW |
5 Replies
3754 Views |
by tonewood |
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1966 Kent Tube Amp
Started by LooseChange |
5 Replies
4666 Views |
by LooseChange |
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Bridge circuit
Started by Leevi |
3 Replies
3042 Views |
by RicharD |
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PI Coupling Cap Mix
Started by plexi50 |
4 Replies
2933 Views |
by plexi50 |
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tremolo connection to 5879 cathode?
Started by firemedic |
7 Replies
4237 Views |
by firemedic |
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Filter choke to replace a power resistor?
Started by JCSIFU |
5 Replies
4585 Views |
by FYL |
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2 Replies
3282 Views |
by jjasilli |
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Reverb implementation. Would this work?
Started by Baguette |
4 Replies
3135 Views |
by Willabe |
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Bassman Ten - now what? (MODS)
Started by captaintrav |
13 Replies
7740 Views |
by Willabe |
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