Welcome To the Hoffman Amplifiers ForumApril 25, 2026, 09:06:31 pm | ||
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Transformer question
Started by Snake5150 |
11 Replies
5688 Views |
by Snake5150 |
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Wiring second mains transformer
Started by MapleSingleCut |
8 Replies
5249 Views |
by kagliostro |
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fender 75 lead channel remove help
Started by MatGir |
15 Replies
8169 Views |
by Latole |
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Schematic questions
Started by idontknowyou |
1 Replies
3804 Views |
by sluckey |
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7 Replies
5533 Views |
by bullkelp |
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Tremolo Insertion point and NFB
Started by BrainDeadAmps |
3 Replies
4228 Views |
by WimWalther |
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73 Replies
23055 Views |
by uki |
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Troubleshooting a 5f2a build
Started by BadDave |
23 Replies
8806 Views |
by sluckey |
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Question about Alamo Montclair
Started by AlNewman |
17 Replies
7537 Views |
by AlNewman |
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PI wiring error question
Started by hiegdk |
6 Replies
4851 Views |
by WimWalther |
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3 Replies
4343 Views |
by Carlsoti |
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VTL5C1 replacement?
Started by ac427v |
13 Replies
8256 Views |
by stratomaster |
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6 Replies
5190 Views |
by jordan86 |
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11 Replies
8410 Views |
by jordan86 |
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1 Replies
3606 Views |
by sluckey |
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10 Replies
6189 Views |
by kagliostro |
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10 Replies
5753 Views |
by Carlsoti |
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3 Replies
3759 Views |
by HotBluePlates |
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5879 operating conditions question
Started by dwinstonwood |
15 Replies
6526 Views |
by dwinstonwood |
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1 Replies
3194 Views |
by Balticnoiseforge |
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Power tube grid bias and Tremolo
Started by J Rindt |
4 Replies
3678 Views |
by J Rindt |
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Biasing an Ampeg SVT 3 Pro
Started by dpm309 |
4 Replies
4864 Views |
by dpm309 |
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2 Replies
3150 Views |
by kagliostro |
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Where / How to ground series heaters
Started by Jennings |
10 Replies
5165 Views |
by Jennings |
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Half power switch in a fender 40w or AC30
Started by TonyM |
11 Replies
5611 Views |
by Latole |
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6G6 Bassman-ish Bias Issue
Started by Skeeter_pdx |
2 Replies
3329 Views |
by Dave |
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Heeeeelp with huuuuum
Started by isaac_teller |
28 Replies
10118 Views |
by Latole |
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7 Replies
4410 Views |
by kagliostro |
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Gibson Thor mod help
Started by Natelc1979 |
3 Replies
3572 Views |
by idsnowdog |
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8 Replies
4849 Views |
by nandrewjackson |
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3 tubes push pull
Started by Colas LeGrippa |
11 Replies
5302 Views |
by pdf64 |
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1 Replies
3162 Views |
by Balticnoiseforge |
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Musicman RD 100 2100 Cal Chassis
Started by plexi50 |
16 Replies
6571 Views |
by plexi50 |
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2 Replies
3489 Views |
by Latole |
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6AU6 tremolo in Silvertone 1472
Started by smackoj |
6 Replies
3702 Views |
by smackoj |
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5 Replies
4250 Views |
by Latole |
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12 Replies
4197 Views |
by stratomaster |
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Is this an EZ35 tube?
Started by kasperbergholt |
6 Replies
3983 Views |
by mresistor |
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Can Anyone ID This Amp?
Started by vintasonic |
23 Replies
7133 Views |
by mresistor |
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Reverb makes a fog horn
Started by G._Hoffman |
16 Replies
5800 Views |
by tubeswell |
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Steve Luckey's dual lite U.S 2 x 6l6 build.
Started by TonyM |
1 Replies
2908 Views |
by sluckey |
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16 Replies
5441 Views |
by sluckey |
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9 Replies
4438 Views |
by pdf64 |
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7 Replies
4153 Views |
by j-b-c |
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Univox ; fuse issue
Started by Latole |
1 Replies
3151 Views |
by Latole |
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Schematic for Vox AC15CC1 amplifier
Started by punkykatt |
6 Replies
9495 Views |
by Latole |
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2-el84 cathode biased amp.
Started by MarkT |
4 Replies
3154 Views |
by sluckey |
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6J7 filmosound conversion issues
Started by filmdiary |
0 Replies
2734 Views |
by filmdiary |
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GU50 question
Started by Leevi |
8 Replies
4120 Views |
by danhei |
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Bias tremolo in cathode biased amp
Started by roseblood11 |
26 Replies
10087 Views |
by Bieworm |
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