Welcome To the Hoffman Amplifiers Forum
April 28, 2026, 01:12:52 pm
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 |
January 02, 2011, 12:40:23 pmby weege |
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Power Supply - a new question
Started by kagliostro |
4 Replies
4554 Views |
January 02, 2011, 05:13:59 am by kagliostro |
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1956 5E4-A Super
Started by heymymy |
26 Replies
16003 Views |
January 01, 2011, 06:38:36 pm by heymymy |
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Disconnected grid but still getting signal
Started by jeff |
3 Replies
4395 Views |
January 01, 2011, 06:20:10 pm by jeff |
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4-hole Input jack wiring question
Started by RobBozic |
2 Replies
3995 Views |
January 01, 2011, 06:07:45 pm by RobBozic |
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Built my own amp during holidays
Started by phsyconoodler |
21 Replies
9632 Views |
January 01, 2011, 09:45:29 am by plexi50 |
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Reverb in VJ Hot Rod
Started by TIMBO |
2 Replies
3988 Views |
December 31, 2010, 10:34:07 pm by TIMBO |
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Using a voltage doubler for the HT
Started by Tone Junkie |
16 Replies
9659 Views |
December 31, 2010, 07:59:26 pm by Tone Junkie |
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Another "old" volumen control tip?
Started by chocopower |
3 Replies
4182 Views |
December 31, 2010, 01:32:54 pm by jojokeo |
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Strange static noise
Started by aro |
10 Replies
7412 Views |
December 31, 2010, 10:37:07 am by Willabe |
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8 Replies
5863 Views |
December 30, 2010, 08:58:45 pm by cjmusial |
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10 Replies
6446 Views |
December 30, 2010, 03:02:29 pm by sluckey |
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Speaker magnets and tubes
Started by jeff |
4 Replies
4803 Views |
December 30, 2010, 07:43:11 am by jeff |
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7 Replies
7557 Views |
December 30, 2010, 12:32:31 am by Tone Junkie |
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Black Cat molded caps ?
Started by worth |
2 Replies
3922 Views |
December 29, 2010, 10:27:53 pm by SoundmasterG |
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Distance between tubes
Started by Leevi |
6 Replies
8551 Views |
December 29, 2010, 02:11:42 pm by Leevi |
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Stand alone reverb - feedback
Started by theundeadelvis |
15 Replies
7638 Views |
December 29, 2010, 12:40:51 pm by Willabe |
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19 Replies
11621 Views |
December 29, 2010, 12:04:48 pm by phsyconoodler |
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I think I know what I'm doing.....
Started by G._Hoffman |
31 Replies
16385 Views |
December 29, 2010, 12:39:48 am by G._Hoffman |
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24 Replies
12178 Views |
December 28, 2010, 01:19:31 pm by markmalin |
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What to build next?
Started by G._Hoffman |
6 Replies
4613 Views |
December 28, 2010, 10:00:03 am by G._Hoffman |
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8 Replies
8041 Views |
December 28, 2010, 04:11:14 am by jojokeo |
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2 Replies
3793 Views |
December 27, 2010, 08:27:38 pm by SteveZ616 |
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Can ripple be checked with a multimeter?
Started by frank57 |
5 Replies
4725 Views |
December 27, 2010, 04:47:36 pm by jjasilli |
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Weired amp noise
Started by pbman1953 |
6 Replies
4789 Views |
December 27, 2010, 12:19:33 pm by Willabe |
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Gibson G80??
Started by crashtm1 |
4 Replies
7070 Views |
December 27, 2010, 12:04:22 pm by Willabe |
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Two Preamps to One Power Amp
Started by jeff |
6 Replies
4911 Views |
December 27, 2010, 11:24:40 am by jeff |
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Hoffman AB763 [47K resistor to ground?]
Started by Raybob |
2 Replies
3736 Views |
December 27, 2010, 10:13:05 am by Fresh_Start |
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Dougs 9-pin socket ?
Started by worth |
4 Replies
4549 Views |
December 27, 2010, 12:43:44 am by stingray_65 |
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Bogen CHB100 OT ?
Started by worth |
6 Replies
5197 Views |
December 26, 2010, 05:14:04 pm by SoundmasterG |
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Fender Cathode Cap Values
Started by plexi50 |
26 Replies
18111 Views |
December 26, 2010, 04:50:55 pm by Merlin |
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2 channel low Z mic switcher
Started by punkykatt |
13 Replies
6670 Views |
December 25, 2010, 11:15:15 pm by DummyLoad |
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Hypothetical question
Started by jeff |
17 Replies
10535 Views |
December 25, 2010, 07:41:52 pm by jeff |
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Alamo Christmas
Started by Tiny_Daddy |
0 Replies
4067 Views |
December 24, 2010, 08:35:09 pm by Tiny_Daddy |
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Magnatone Vibrato circuit
Started by jojokeo |
9 Replies
12475 Views |
December 24, 2010, 12:15:26 pm by Jack_Hester |
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My transformer died... is this common?
Started by Baguette |
11 Replies
7807 Views |
December 24, 2010, 05:16:53 am by Baguette |
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interesting valve...
Started by DummyLoad |
10 Replies
6618 Views |
December 24, 2010, 12:33:42 am by DummyLoad |
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4 Replies
5258 Views |
December 23, 2010, 03:27:46 pm by rafe |
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Legacy VL100 Head 25watts MOD
Started by Travis_W |
2 Replies
4241 Views |
December 23, 2010, 10:05:44 am by VMS |
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Phono to guitar amp conversion
Started by elmore_lewis |
29 Replies
20883 Views |
December 23, 2010, 09:38:52 am by softwarejanitor |
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Tupelo/Lil'elvis
Started by bruno |
0 Replies
4637 Views |
December 23, 2010, 07:54:42 am by bruno |
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princeton reverb trem mod
Started by phsyconoodler |
11 Replies
11315 Views |
December 22, 2010, 03:07:42 pm by phsyconoodler |
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3 Replies
5179 Views |
December 22, 2010, 03:01:06 pm by LooseChange |
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Cheap tube amp suggestions please
Started by TerryD |
8 Replies
5377 Views |
December 22, 2010, 02:56:34 pm by Jack1962 |
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Hiwatt update
Started by frank57 |
0 Replies
4148 Views |
December 22, 2010, 11:30:26 am by frank57 |
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Quick question
Started by 67polara |
2 Replies
4304 Views |
December 22, 2010, 10:36:28 am by 67polara |
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Non-matched pair?
Started by Leevi |
11 Replies
7000 Views |
December 21, 2010, 10:05:12 pm by plexi50 |
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Keep Blowing the HT Fuse
Started by shortfuse |
6 Replies
6161 Views |
December 21, 2010, 06:31:55 pm by tubeswell |
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Odd voltages in P1 Extreme
Started by simonallaway |
20 Replies
11666 Views |
December 21, 2010, 05:38:24 pm by EL34 |
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5 Replies
4817 Views |
December 21, 2010, 04:18:48 pm by john_t |
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