Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 12:21:51 pm | ||
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Ground loop?
Started by Toxophilite |
27 Replies
9414 Views |
by Toxophilite |
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13 Replies
8117 Views |
by MFowler |
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13$ haul
Started by Toxophilite |
5 Replies
5064 Views |
by TubeGeek |
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More Sparkle in a Plexi build
Started by jack2911guitarblues |
7 Replies
5587 Views |
by jack2911guitarblues |
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1 Replies
4103 Views |
by trobbins |
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Heater wire placement preference
Started by Underwood |
16 Replies
7434 Views |
by Underwood |
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Various Output Transformers
Started by Toxophilite |
10 Replies
7273 Views |
by Toxophilite |
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23 Replies
11167 Views |
by sluckey |
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My BASSMAN PICS
Started by Colas LeGrippa |
5 Replies
4310 Views |
by Colas LeGrippa |
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Output Transformer Reccomendation
Started by lkrasner |
2 Replies
3929 Views |
by lkrasner |
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52 Replies
19821 Views |
by rlh5599 |
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8 Replies
6656 Views |
by kagliostro |
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Lead length
Started by hesamadman |
4 Replies
4003 Views |
by hesamadman |
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68 Replies
25905 Views |
by Toxophilite |
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CSA PA AMP
Started by TIMBO |
13 Replies
6262 Views |
by TIMBO |
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Stout TMB with a hum
Started by jly56 |
39 Replies
14387 Views |
by jly56 |
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Need help adding some 5E5A to a 5E3
Started by SILVERGUN |
14 Replies
7949 Views |
by shooter |
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Measuring output power?
Started by tompagan123 « 1 2 » |
94 Replies
45761 Views |
by octal |
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BlackFace Pro Reverb Not Enough Bias
Started by lkrasner |
5 Replies
6606 Views |
by sluckey |
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Re: Hoffman Fender Blues Junior Conversion
Started by LRX71 |
13 Replies
9975 Views |
by sluckey |
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Is correct this input arrangement ?
Started by kagliostro |
5 Replies
5071 Views |
by mresistor |
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EL-34 question, the tube
Started by shooter |
5 Replies
4814 Views |
by DummyLoad |
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Bogen Rp200
Started by Toxophilite |
7 Replies
5890 Views |
by Toxophilite |
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Silvertone 1391 w/no power
Started by BigE |
12 Replies
9074 Views |
by jjasilli |
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6 Replies
9447 Views |
by jukelemon |
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Tube substitute
Started by kagliostro |
2 Replies
3840 Views |
by kagliostro |
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11 Replies
6325 Views |
by PRR |
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Late 70s Super Reverb
Started by doubled24 |
10 Replies
7986 Views |
by doubled24 |
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2204 6v6 build
Started by Auke Jolman |
15 Replies
9679 Views |
by Auke Jolman |
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Do I need to ground this ground bus?
Started by Ocean7 |
15 Replies
8444 Views |
by kl2mcbride |
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15 Replies
7263 Views |
by Toxophilite |
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Mystery Amp
Started by TIMBO |
23 Replies
9703 Views |
by DummyLoad |
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Layout question
Started by hesamadman |
4 Replies
4853 Views |
by hesamadman |
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8 Replies
8286 Views |
by afireworship |
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13 Replies
11224 Views |
by afireworship |
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6 Replies
5390 Views |
by norstroms |
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7 Replies
6651 Views |
by kagliostro |
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Dean Markley Signature 120 Schematic?
Started by plexi50 |
2 Replies
6004 Views |
by plexi50 |
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Pilot Light at "the end of the line"
Started by bakerlite |
4 Replies
5310 Views |
by hesamadman |
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DC for tube heaters
Started by supro66 |
12 Replies
11447 Views |
by HotBluePlates |
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FENDER BASSMAN question
Started by Colas LeGrippa |
27 Replies
10639 Views |
by Colas LeGrippa |
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Will this cause me problems?
Started by hesamadman |
14 Replies
6780 Views |
by kagliostro |
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1 Replies
3988 Views |
by sluckey |
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Is this a good idea?
Started by Leevi |
4 Replies
3990 Views |
by darryl |
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Tube Amp Attenuator??
Started by slash1986 |
21 Replies
10000 Views |
by 2deaf |
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6CM6 tube in pushpull??
Started by Toxophilite |
4 Replies
6831 Views |
by DummyLoad |
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Twin Reverb II Bias Help
Started by ncusack |
4 Replies
5267 Views |
by Willabe |
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Orpus 24 (Supro) Project
Started by TubeGeek |
2 Replies
3977 Views |
by TIMBO |
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Fender Marshall channel switching idea
Started by tubenit |
7 Replies
4691 Views |
by TubeGeek |
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before i drill
Started by shooter |
2 Replies
3808 Views |
by shooter |
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