Welcome To the Hoffman Amplifiers Forum
September 06, 2025, 06:15:00 am
Welcome To the Hoffman Amplifiers ForumSeptember 06, 2025, 06:15:00 am | ||
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Sluckeys Rockola
Started by isaac_teller |
6 Replies
2613 Views |
September 13, 2023, 12:45:48 pmby bmccowan |
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9 Replies
2976 Views |
September 12, 2023, 04:35:24 pm by kagliostro |
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5 Replies
2650 Views |
September 12, 2023, 03:19:08 pm by Dave |
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yet another N00B biasing question
Started by fossilshark |
3 Replies
2381 Views |
September 12, 2023, 12:45:47 pm by sluckey |
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Questions about Revibe circuit
Started by Keppy |
2 Replies
2046 Views |
September 11, 2023, 05:51:53 pm by Keppy |
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Failsafe for bias trim pot on Ampeg B25
Started by fazeka |
14 Replies
3784 Views |
September 11, 2023, 03:25:41 pm by kagliostro |
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Flip and Reverse visio image
Started by mresistor |
11 Replies
3077 Views |
September 10, 2023, 03:06:08 pm by mresistor |
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11 Replies
2980 Views |
September 10, 2023, 02:07:39 pm by theRagman |
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Heater Elevation in Fixed-Bias Amps
Started by dwinstonwood |
6 Replies
2691 Views |
September 10, 2023, 12:35:55 pm by bmccowan |
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custom control panels
Started by fossilshark |
13 Replies
3917 Views |
September 10, 2023, 04:12:29 am by zircontweezer |
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Ultra Linear OT in a guitar amp?
Started by Loomer |
10 Replies
3442 Views |
September 09, 2023, 02:18:19 pm by PRR |
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Replicate tube stage with LND150's
Started by joesatch |
3 Replies
2408 Views |
September 09, 2023, 09:27:00 am by joesatch |
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Eurotubes "double mica": gimmick?
Started by passaloutre |
4 Replies
2596 Views |
September 09, 2023, 02:30:18 am by Jalmeida |
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Blown cathode bypass cap
Started by Diverted |
3 Replies
2234 Views |
September 08, 2023, 12:49:24 pm by Diverted |
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Random snap
Started by Leevi |
18 Replies
3799 Views |
September 08, 2023, 12:29:48 am by kagliostro |
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Cordovox amp
Started by bmccowan |
5 Replies
2650 Views |
September 08, 2023, 12:18:01 am by kagliostro |
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5E3 speaker(s)
Started by frpax |
9 Replies
3558 Views |
September 07, 2023, 10:15:36 pm by PRR |
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Hoffman Plexi 6V6 - New project
Started by JPK |
13 Replies
4050 Views |
September 07, 2023, 08:52:33 pm by labb |
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0 Replies
1886 Views |
September 07, 2023, 01:07:10 pm by plexi50 |
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Univox Model???
Started by plexi50 |
20 Replies
4070 Views |
September 07, 2023, 12:27:26 pm by bmccowan |
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42 Replies
7903 Views |
September 07, 2023, 09:44:01 am by bmccowan |
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31 Replies
5810 Views |
September 06, 2023, 06:28:29 pm by tubeswell |
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terminal strip concerns
Started by joesatch |
16 Replies
4739 Views |
September 06, 2023, 07:22:57 am by Loomer |
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Dual Lite Question
Started by imgumby001 |
7 Replies
2933 Views |
September 05, 2023, 08:37:48 am by sluckey |
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Ampeg BT-15 Replacement Diodes
Started by fenderguy81 |
12 Replies
3922 Views |
September 04, 2023, 11:17:39 am by fenderguy81 |
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30 Replies
5479 Views |
September 03, 2023, 03:41:41 pm by shooter |
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Pignose G60V re-do
Started by Beezerboy |
5 Replies
2749 Views |
September 03, 2023, 06:19:10 am by Latole |
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Clone of Marshall JTM 45 Fails Bulb Test
Started by timmyjoe |
18 Replies
4103 Views |
September 02, 2023, 07:01:20 pm by pdf64 |
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Hot rod deluxe conversion
Started by Bautista392 |
2 Replies
2547 Views |
September 02, 2023, 06:54:21 am by pdf64 |
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10 Replies
10340 Views |
September 02, 2023, 04:44:30 am by Latole |
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Angela Super Single w/reverb
Started by Diverted |
18 Replies
4667 Views |
September 01, 2023, 03:54:01 pm by Diverted |
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Hot Rod Deluxe Conversion to ?
Started by dujuarez |
13 Replies
6220 Views |
September 01, 2023, 03:17:35 pm by scstill |
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Leaking coupling cap question
Started by labb |
8 Replies
3078 Views |
September 01, 2023, 07:10:52 am by tdvt |
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6G6-B build - planning stages
Started by Esquirefreak |
1 Replies
2070 Views |
August 30, 2023, 08:06:28 pm by sluckey |
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Help with Power Transformer voltages?
Started by mini612 |
2 Replies
2356 Views |
August 30, 2023, 02:45:52 pm by mini612 |
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3 Replies
2618 Views |
August 30, 2023, 02:28:02 pm by spunko |
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molded heater wire
Started by joesatch |
11 Replies
3279 Views |
August 30, 2023, 10:46:23 am by Latole |
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Easiest Circuit with The Fewest Parts
Started by imgumby001 « 1 2 » |
50 Replies
8460 Views |
August 29, 2023, 10:46:45 pm by Carlsoti |
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M11 Rickenbacher Big Box Cathode Voltage
Started by plexi50 |
21 Replies
4269 Views |
August 29, 2023, 07:05:54 am by shooter |
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15 Replies
3814 Views |
August 28, 2023, 08:49:00 pm by zephyrblau |
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Yorkville YBA-3A Circuits
Started by W5FH |
3 Replies
2545 Views |
August 28, 2023, 08:15:07 pm by AlNewman |
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Tube Problems from Tube Depot
Started by Thisismyname |
9 Replies
3490 Views |
August 28, 2023, 08:07:08 pm by AlNewman |
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P2P Tweedle Dee Sound Clips
Started by Thisismyname |
3 Replies
2342 Views |
August 28, 2023, 07:31:40 pm by Thisismyname |
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12 Replies
5674 Views |
August 28, 2023, 05:12:19 pm by shooter |
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4 Replies
3738 Views |
August 28, 2023, 01:37:40 pm by luthierwnc |
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6 Replies
2486 Views |
August 28, 2023, 01:15:23 pm by mresistor |
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Which resistor would you keep?
Started by pbman1953 |
5 Replies
2564 Views |
August 28, 2023, 07:36:57 am by pbman1953 |
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11 Replies
3706 Views |
August 28, 2023, 03:45:44 am by Latole |
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30 Replies
40482 Views |
August 27, 2023, 10:19:45 pm by marshallguy |
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Gibson GA-15RVT Repair
Started by rnevins |
9 Replies
3371 Views |
August 27, 2023, 12:15:53 pm by Dave |
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