Welcome To the Hoffman Amplifiers ForumOctober 24, 2025, 01:13:11 am | ||
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5 Replies
3993 Views |
by kagliostro |
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Champ and recommended load impedance
Started by Leevi |
16 Replies
17209 Views |
by DummyLoad |
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Somethin' don't look right
Started by jeff |
2 Replies
2573 Views |
by jeff |
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Mini-TOS OT wiring
Started by tubenit |
14 Replies
5362 Views |
by tubenit |
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5F2-A boost ?
Started by worth |
18 Replies
6772 Views |
by echuta13 |
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3 Replies
2440 Views |
by Tone Junkie |
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19 Replies
8461 Views |
by phsyconoodler |
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OT Layout Help
Started by J Rindt |
3 Replies
2820 Views |
by phsyconoodler |
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Gibson Hawk repair
Started by six el six |
3 Replies
2980 Views |
by chocopower |
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2 Replies
2903 Views |
by J Rindt |
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23 Replies
7057 Views |
by octal |
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2 Replies
3164 Views |
by tubeswell |
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14 Replies
7227 Views |
by archaos |
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Did I already show
Started by jerrydyer |
18 Replies
5796 Views |
by Frankenamp |
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Transformerless reverb
Started by jeff |
10 Replies
8524 Views |
by octal |
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2 Replies
3953 Views |
by kagliostro |
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Help Mating Pre to 18W Power section
Started by ncusack |
4 Replies
2779 Views |
by Matty_V |
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14 Replies
4932 Views |
by PRR |
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9 Replies
7703 Views |
by Willabe |
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Does removing a cathode cap add hum?
Started by frank57 |
14 Replies
9578 Views |
by HotBluePlates |
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17 Replies
13316 Views |
by VMS |
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The amp I had been working on yjm mod
Started by Tone Junkie |
6 Replies
7290 Views |
by Tone Junkie |
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9 Replies
4512 Views |
by bobmegantz |
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Fender Super 60 Volume Problem
Started by plexi50 |
7 Replies
7043 Views |
by plexi50 |
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Bassman Head Problem
Started by bluebird |
3 Replies
2708 Views |
by phsyconoodler |
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47 Replies
21157 Views |
by jjasilli |
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stereo troubleshooting advice
Started by firemedic |
4 Replies
3109 Views |
by PRR |
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6SL7 and 6SN7
Started by LooseChange |
2 Replies
2882 Views |
by HotBluePlates |
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Layout Check Please
Started by ncusack |
0 Replies
1990 Views |
by ncusack |
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6 Replies
3933 Views |
by phsyconoodler |
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Fender tonestack ground-lift boost ?
Started by worth |
5 Replies
3877 Views |
by Tone Junkie |
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Dual PPIMV squeal
Started by chrisrbr |
8 Replies
4999 Views |
by Willabe |
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B+ question
Started by J Rindt |
41 Replies
9685 Views |
by jjasilli |
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Hot VVR Mosfet
Started by TIMBO |
20 Replies
7555 Views |
by Willabe |
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combine stereo to mono
Started by jeff |
12 Replies
4651 Views |
by chabby-ao |
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1980 JMP 2204 on the bench
Started by TubeGeek |
28 Replies
9657 Views |
by chabby-ao |
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Marshall JCM 2000 DSL 401 - Board Pull?
Started by jjasilli |
16 Replies
13558 Views |
by chabby-ao |
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JCM 2000 Blown PT troubleshooting
Started by bakerlite |
14 Replies
6156 Views |
by chabby-ao |
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Help troubleshooting revibe please
Started by dwp |
0 Replies
2168 Views |
by dwp |
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snap crackle pop JTM45
Started by chrisrbr |
8 Replies
3819 Views |
by chrisrbr |
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6U8/ECF82 shielding question
Started by tubeswell |
1 Replies
3410 Views |
by jjasilli |
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rock/jazz switch
Started by phsyconoodler |
4 Replies
5149 Views |
by jojokeo |
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Old glory - a link
Started by kagliostro |
6 Replies
3176 Views |
by DummyLoad |
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MOVED: Dumb money for Dumble
Started by tubenit |
0 Replies
2131 Views |
by tubenit |
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9 Replies
5318 Views |
by phsyconoodler |
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10 Replies
4581 Views |
by zendragon63 |
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One tube Reverb in a 6G6-B
Started by bbirling |
9 Replies
4516 Views |
by bbirling |
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Bandmaster health
Started by Geo |
3 Replies
2373 Views |
by Geo |
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Paralleling inputs on a 5F6-A
Started by Bub |
5 Replies
3631 Views |
by rzenc |
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7 Replies
4057 Views |
by Fresh_Start |
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