Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:20:21 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:20:21 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 37 Guests are viewing this board. | ||||
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Absolute Phase/Polarity?
Started by jordan86 |
16 Replies
4943 Views |
July 20, 2020, 06:48:50 amby pdf64 |
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Identify an OT
Started by dude |
11 Replies
3753 Views |
July 19, 2020, 04:42:32 am by Latole |
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high-pass filter for 5f1 champ
Started by isaac_teller |
3 Replies
2529 Views |
July 19, 2020, 12:49:00 am by isaac_teller |
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Tweed Overdrive Special (Tubenit )
Started by Mungo Park |
10 Replies
3917 Views |
July 18, 2020, 04:58:05 pm by Mungo Park |
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6 Replies
3061 Views |
July 18, 2020, 12:36:29 pm by jonathan_kea |
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51 Replies
11581 Views |
July 17, 2020, 08:13:07 pm by bmccowan |
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32 Replies
8907 Views |
July 17, 2020, 02:11:29 pm by Siemens EL34 |
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1 Replies
2142 Views |
July 17, 2020, 12:02:55 pm by sluckey |
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2 Replies
2175 Views |
July 17, 2020, 10:26:11 am by warioblast |
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2 Replies
2995 Views |
July 17, 2020, 03:37:33 am by Latole |
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Upgrading a Brentwood K14 (with schematic)
Started by Zaos |
9 Replies
4864 Views |
July 16, 2020, 09:40:53 pm by Zaos |
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7 Replies
4067 Views |
July 16, 2020, 03:58:49 pm by sluckey |
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10 Replies
3052 Views |
July 16, 2020, 01:29:34 pm by Jacobjohn |
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PT Mythbusting
Started by jordan86 |
28 Replies
8101 Views |
July 16, 2020, 12:46:54 pm by jordan86 |
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silverface Fender Twin Reverb rebuild?
Started by kristianf |
9 Replies
5452 Views |
July 16, 2020, 04:00:34 am by Latole |
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CT supplying B+ to OT crossing AC leads
Started by MonoPoly |
4 Replies
2612 Views |
July 15, 2020, 10:07:29 pm by MonoPoly |
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Four Prong Pot Question
Started by dbell7 |
7 Replies
3084 Views |
July 15, 2020, 04:14:44 pm by shooter |
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Solen fast caps
Started by labb |
7 Replies
4066 Views |
July 15, 2020, 08:04:03 am by finkaudio |
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39 Replies
10529 Views |
July 14, 2020, 02:31:33 pm by jonathan_kea |
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CTS Pot Problems
Started by HotBluePlates |
8 Replies
3983 Views |
July 13, 2020, 11:39:54 pm by Ed_Chambley |
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Single Channel AC30 preamp?
Started by markmalin |
22 Replies
6690 Views |
July 13, 2020, 06:29:53 pm by markmalin |
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24 Replies
7837 Views |
July 12, 2020, 10:03:27 pm by DummyLoad |
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6GW8 Parallel SE
Started by TIMBO |
20 Replies
7631 Views |
July 11, 2020, 08:49:41 pm by bmccowan |
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Typical voltages in a PP amp
Started by Colas LeGrippa |
16 Replies
4802 Views |
July 11, 2020, 11:04:49 am by Colas LeGrippa |
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I got pops.
Started by warioblast |
47 Replies
8531 Views |
July 10, 2020, 11:40:26 am by vampwizzard |
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Vox AC30 TB buzzing
Started by Lespaul75 |
14 Replies
5128 Views |
July 10, 2020, 11:35:03 am by Lespaul75 |
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16 Replies
6381 Views |
July 09, 2020, 06:33:23 pm by bluesfuze1 |
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Vox AC15CH reverb circuit mods?
Started by MWaldorf |
4 Replies
4107 Views |
July 09, 2020, 06:24:01 pm by MWaldorf |
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6g4a needs 4meg RA pot?
Started by owen |
2 Replies
2767 Views |
July 08, 2020, 11:05:08 pm by owen |
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EC Tremolux output question
Started by bluesfuze1 |
16 Replies
4957 Views |
July 07, 2020, 08:37:32 am by shooter |
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'66 Single Showman 8 ohm OT
Started by mresistor |
1 Replies
2368 Views |
July 06, 2020, 06:37:46 pm by shooter |
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Sound City Mark IV PA 50
Started by SoundCity85 |
4 Replies
3214 Views |
July 06, 2020, 07:41:27 am by SoundCity85 |
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Fancy New Bucking Transformer is Done
Started by Madkrafter |
1 Replies
3169 Views |
July 05, 2020, 11:51:00 pm by vampwizzard |
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Friedman Dirty Shirley build
Started by daveyajd |
14 Replies
11480 Views |
July 05, 2020, 11:24:27 pm by daveyajd |
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27 Replies
6928 Views |
July 05, 2020, 09:19:32 pm by PRR |
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stromberg carlson au 32 pa amp
Started by strangedisc |
14 Replies
5218 Views |
July 04, 2020, 10:09:29 pm by strangedisc |
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42 Replies
17040 Views |
July 04, 2020, 07:04:55 pm by tubeswell |
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Leslie Output Transformer
Started by dude |
8 Replies
3704 Views |
July 04, 2020, 06:30:57 pm by dude |
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Possible Dual-Gang LAR-MAR Pot Issues?
Started by Rp3703 |
12 Replies
3518 Views |
July 04, 2020, 02:00:54 pm by shooter |
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Champ + Reverb
Started by DummyLoad |
13 Replies
4799 Views |
July 03, 2020, 06:53:10 pm by DummyLoad |
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Speed Twin Bias Setting
Started by dpm309 |
4 Replies
2557 Views |
July 03, 2020, 06:21:24 pm by dpm309 |
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Power amp in (RETURN) jack for Musicman
Started by Leevi |
12 Replies
4182 Views |
July 02, 2020, 11:56:16 pm by Leevi |
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Princeton Mod Placements
Started by jordan86 |
7 Replies
3935 Views |
July 02, 2020, 01:13:00 pm by shooter |
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French amplifier issue
Started by Colas LeGrippa |
29 Replies
6822 Views |
July 02, 2020, 09:52:12 am by Colas LeGrippa |
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13 Replies
4758 Views |
July 02, 2020, 03:12:14 am by Latole |
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Rob Robinette Bassman Micro FX Loop
Started by cusebassman |
7 Replies
4422 Views |
July 01, 2020, 05:10:03 pm by cusebassman |
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5E3 Chassis getting very hot
Started by Champ_49 |
1 Replies
2521 Views |
July 01, 2020, 04:06:19 pm by shooter |
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Low volume, heavily distorted output
Started by AHeck |
3 Replies
3765 Views |
July 01, 2020, 11:32:06 am by 2deaf |
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Can you tell how old these caps are?
Started by peetez |
1 Replies
2242 Views |
July 01, 2020, 04:08:00 am by sluckey |
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3 Replies
2668 Views |
June 30, 2020, 05:32:03 pm by Saransk |
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