Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 11:23:26 am
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 11:23:26 am | ||
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| 0 Members and 145 Guests are viewing this board. | ||||
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Snubber plate to screen, c46
Started by brutzel |
1 Replies
1895 Views |
February 05, 2022, 09:08:07 amby pdf64 |
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22 Replies
6330 Views |
February 04, 2022, 09:39:51 pm by PharmRock |
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4 Replies
2253 Views |
February 04, 2022, 11:19:46 am by PRR |
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Pre-drilled turret boards.
Started by joesatch |
9 Replies
3508 Views |
February 04, 2022, 11:12:51 am by PRR |
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22 Replies
5341 Views |
February 04, 2022, 05:16:14 am by Bieworm |
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Capacitor value advice?
Started by timmyjoe |
3 Replies
2286 Views |
February 04, 2022, 12:04:57 am by PRR |
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6 Replies
3287 Views |
February 03, 2022, 02:06:38 pm by Latole |
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Sizing a reservoir Cap
Started by joesatch |
2 Replies
2201 Views |
February 03, 2022, 09:45:24 am by joesatch |
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3 Replies
2466 Views |
February 03, 2022, 09:31:01 am by vampwizzard |
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Ampeg VT40 weird standby switch
Started by jewishjay |
5 Replies
2582 Views |
February 02, 2022, 08:34:19 pm by jewishjay |
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4 Replies
2913 Views |
February 02, 2022, 06:07:35 am by jackplug1 |
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5F10 build completed
Started by mresistor |
6 Replies
3607 Views |
February 01, 2022, 07:13:38 pm by mresistor |
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Dual Lite rotary switch pops
Started by mresistor |
20 Replies
4628 Views |
February 01, 2022, 11:46:11 am by mresistor |
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5 Replies
2632 Views |
February 01, 2022, 09:54:47 am by joesatch |
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Shop Fox Box Pan Brake
Started by Pollys13a |
0 Replies
2174 Views |
February 01, 2022, 09:42:07 am by Pollys13a |
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VOX AC10-Twin Regrets
Started by zozoe |
0 Replies
2087 Views |
February 01, 2022, 09:11:10 am by zozoe |
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How to Wire Raw Boost with Footswitch.. ?
Started by cboysen |
4 Replies
3434 Views |
February 01, 2022, 09:07:21 am by angelodp |
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OT wiring help
Started by KimboDb |
5 Replies
2580 Views |
January 31, 2022, 09:46:23 pm by KimboDb |
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Picking the Right Power Transformer
Started by scstill |
39 Replies
11841 Views |
January 31, 2022, 04:47:50 pm by sluckey |
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potential Hoffman Princeton Reverb build
Started by joesatch |
3 Replies
2264 Views |
January 31, 2022, 12:11:22 am by PRR |
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10 Replies
3575 Views |
January 31, 2022, 12:06:03 am by PRR |
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16 Replies
4351 Views |
January 30, 2022, 09:07:41 pm by thetragichero |
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Reduce PI B+ voltage
Started by joesatch |
11 Replies
3695 Views |
January 29, 2022, 10:19:46 pm by joesatch |
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2 Replies
2485 Views |
January 29, 2022, 06:43:37 pm by PharmRock |
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Webster PA amps with Dynamotor
Started by bmccowan |
8 Replies
2858 Views |
January 29, 2022, 03:15:14 pm by PRR |
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Plexi 6V6 With Bootstrap
Started by MiniVanMan |
5 Replies
2541 Views |
January 29, 2022, 02:02:03 pm by pdf64 |
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Neil Young Whizzer Servicing
Started by RadioComm |
0 Replies
2371 Views |
January 29, 2022, 05:25:47 am by RadioComm |
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37 Replies
8616 Views |
January 28, 2022, 05:54:02 pm by Willabe |
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23 Replies
4613 Views |
January 28, 2022, 04:53:16 pm by TurboGuitarMelton |
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5 Replies
3408 Views |
January 28, 2022, 04:38:21 pm by jordan86 |
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Filter capacitors a few questions
Started by Johnnydoright |
3 Replies
2155 Views |
January 28, 2022, 03:34:11 pm by PRR |
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Filament transformer advice needed
Started by jackplug1 |
3 Replies
2214 Views |
January 28, 2022, 02:42:52 pm by jackplug1 |
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Fender Vibratone & Leslie 16 crossover
Started by osing |
1 Replies
4081 Views |
January 28, 2022, 10:44:52 am by osing |
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100 iron in 50 watt build?
Started by joesatch |
5 Replies
2346 Views |
January 28, 2022, 09:18:16 am by shooter |
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Faraday cage on chassis open ends?
Started by PharmRock |
7 Replies
2959 Views |
January 28, 2022, 07:53:54 am by PharmRock |
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EF86 vibroverb
Started by valvetones |
13 Replies
3703 Views |
January 27, 2022, 10:42:08 pm by valvetones |
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13 Replies
3623 Views |
January 27, 2022, 09:49:06 am by Willabe |
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4 Replies
3739 Views |
January 27, 2022, 01:05:37 am by Grees01 |
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JTM45 Schematic and Layout
Started by PharmRock |
15 Replies
10947 Views |
January 26, 2022, 10:02:27 pm by Grees01 |
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Ultra Linear hypothetical question
Started by Jonas |
3 Replies
2142 Views |
January 26, 2022, 03:15:41 am by pdf64 |
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37 Replies
9112 Views |
January 25, 2022, 08:00:38 pm by bmccowan |
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MOD Epiphone Valve Jr Help!!
Started by Travis8 |
5 Replies
2587 Views |
January 25, 2022, 09:43:34 am by PharmRock |
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Magnatone Varsity capacitor confusion
Started by mellotron |
6 Replies
2901 Views |
January 24, 2022, 10:10:29 pm by mellotron |
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SE circuit
Started by Stuff4bikes |
17 Replies
4186 Views |
January 24, 2022, 09:49:09 pm by Stuff4bikes |
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14 Replies
3312 Views |
January 24, 2022, 11:59:38 am by PharmRock |
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Phase Question
Started by Grees01 |
10 Replies
3092 Views |
January 24, 2022, 01:02:45 am by Grees01 |
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6G16 vibroverb layout discrepancy
Started by valvetones |
6 Replies
2726 Views |
January 23, 2022, 01:24:17 pm by valvetones |
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Unusual Pentode preamp.
Started by Cliff Rogers |
1 Replies
2250 Views |
January 23, 2022, 08:11:58 am by uki |
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Hot Rod DeVille rebuild
Started by bigOandrew |
19 Replies
5927 Views |
January 22, 2022, 07:57:16 pm by glass54 |
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Dual SE & PP Amp - Help with power supply
Started by _Steve |
12 Replies
3867 Views |
January 22, 2022, 11:33:27 am by kagliostro |
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