Welcome To the Hoffman Amplifiers Forum
September 07, 2025, 05:35:56 am
Welcome To the Hoffman Amplifiers ForumSeptember 07, 2025, 05:35:56 am | ||
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| 0 Members and 29 Guests are viewing this board. | ||||
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advice on dumble clone
Started by vampwizzard |
4 Replies
2242 Views |
December 08, 2019, 08:40:58 pmby sluckey |
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8 Replies
3643 Views |
December 08, 2019, 07:58:46 pm by kagliostro |
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14 Replies
5798 Views |
December 07, 2019, 06:25:33 pm by jjasilli |
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Gauge wire on PT
Started by dude |
6 Replies
1979 Views |
December 06, 2019, 07:42:39 pm by dude |
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Quick Tremor-lator Question
Started by yorgle |
2 Replies
1583 Views |
December 06, 2019, 01:41:44 pm by yorgle |
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Add adjustable bias to Hiwatt DR504
Started by eahudimac |
4 Replies
4042 Views |
December 06, 2019, 10:23:39 am by eahudimac |
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Tube reverb project
Started by Colas LeGrippa |
24 Replies
6285 Views |
December 05, 2019, 09:52:52 pm by sluckey |
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Lead on cap can smoking and sizzling
Started by dude |
4 Replies
1858 Views |
December 04, 2019, 09:52:23 pm by dude |
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3 channel preamp hum issues
Started by Captain chunkulus « 1 2 3 » |
114 Replies
20395 Views |
December 04, 2019, 01:56:43 pm by Captain chunkulus |
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Red-Nek Circuity PortaBuzz B-15
Started by bnwitt |
4 Replies
1923 Views |
December 04, 2019, 01:38:52 pm by RWood |
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Vox AC-15 build reverb question
Started by shaun |
10 Replies
3703 Views |
December 04, 2019, 01:16:05 pm by shaun |
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9 Replies
6999 Views |
December 04, 2019, 11:38:21 am by kagliostro |
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2 Replies
2017 Views |
December 03, 2019, 11:16:45 pm by 1blueheron |
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Lacing turret board and RF interference
Started by mebond11 |
2 Replies
1640 Views |
December 03, 2019, 08:02:08 pm by mebond11 |
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Hoffman AB763 weak tremolo with 6L6GC's
Started by sam |
26 Replies
7018 Views |
December 03, 2019, 05:26:59 pm by sam |
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power reduction
Started by isaac_teller |
2 Replies
1613 Views |
December 03, 2019, 10:56:21 am by isaac_teller |
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Resistor wattage available
Started by dude |
8 Replies
2583 Views |
December 02, 2019, 08:40:03 pm by PRR |
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1990 red knob fender Twin
Started by nandrewjackson |
6 Replies
3908 Views |
December 02, 2019, 07:49:32 pm by nandrewjackson |
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Active FX loop for master volume?
Started by Big_Mike |
10 Replies
4127 Views |
December 02, 2019, 11:21:17 am by pdf64 |
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11 Replies
3263 Views |
December 02, 2019, 08:35:29 am by sluckey |
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Vox AC15 Tweed Deluxe hybrid w/ reverb schematic
Started by Opry Audio « 1 2 » |
63 Replies
14970 Views |
December 02, 2019, 01:07:11 am by Greg |
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2-ch hybryd ODS/ax84 P1/Superlite 18W
Started by adamG |
36 Replies
9532 Views |
November 28, 2019, 01:15:04 pm by shooter |
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Attitube G20
Started by big-ez |
10 Replies
4590 Views |
November 28, 2019, 10:27:20 am by shooter |
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Supro 88T Schematic / Power Xfmr Specs
Started by paulcblais |
5 Replies
3117 Views |
November 27, 2019, 07:31:07 pm by DummyLoad |
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25 Replies
9842 Views |
November 26, 2019, 06:26:49 pm by kagliostro |
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AO-43 Conversion schematic needed
Started by shaun |
22 Replies
7670 Views |
November 26, 2019, 04:32:41 pm by jojokeo |
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Voltage Doublers.........
Started by Jack_Hester |
20 Replies
8439 Views |
November 26, 2019, 03:04:05 pm by GEO62 |
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DSL - Master Volume Mod.. Buzz/Hum
Started by diddymix |
11 Replies
3717 Views |
November 26, 2019, 02:10:35 pm by jojokeo |
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'74 Twin Reverb Buzzing
Started by ChubeRules |
3 Replies
1954 Views |
November 26, 2019, 03:47:08 am by pdf64 |
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Hammond AO-44 OT ohm range?
Started by MWaldorf |
4 Replies
1728 Views |
November 25, 2019, 02:04:01 pm by MWaldorf |
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Hoffman 6v6
Started by Rockranger |
11 Replies
3859 Views |
November 25, 2019, 01:09:32 pm by Rockranger |
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Hoffman amps closing the month of December
Started by EL34 |
1 Replies
1861 Views |
November 25, 2019, 06:25:40 am by EL34 |
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Power transformer ratings
Started by Leevi |
3 Replies
1955 Views |
November 25, 2019, 06:00:14 am by kagliostro |
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1 Replies
1799 Views |
November 24, 2019, 02:21:21 pm by sluckey |
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Pro Junior - Hand Wired Mod Difficulty
Started by specialk13 |
12 Replies
4709 Views |
November 24, 2019, 01:58:28 pm by specialk13 |
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Another “quick” grounding question😀
Started by daveyajd |
2 Replies
1438 Views |
November 24, 2019, 12:14:18 pm by daveyajd |
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QQ about possible transformer ring
Started by munkeyboy |
5 Replies
1927 Views |
November 24, 2019, 10:54:35 am by munkeyboy |
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5 Replies
2202 Views |
November 23, 2019, 05:49:53 pm by DummyLoad |
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peavey 6505+ repair need some help
Started by nonoxxx |
13 Replies
3969 Views |
November 23, 2019, 03:22:07 pm by nonoxxx |
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53 Replies
13726 Views |
November 23, 2019, 01:15:38 am by munkeyboy |
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Trouble with new build... Bassman style
Started by Fiat_cc |
15 Replies
3771 Views |
November 21, 2019, 03:52:24 pm by Fiat_cc |
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Hammond marked EL84’s
Started by dude |
22 Replies
5629 Views |
November 21, 2019, 01:56:46 pm by shooter |
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2550x Troubleshooting
Started by joe14vf |
5 Replies
2335 Views |
November 21, 2019, 04:25:58 am by joe14vf |
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JCM800 Cathode Follower and Vhk ratings
Started by ECV02 |
10 Replies
4043 Views |
November 20, 2019, 12:11:31 pm by pdf64 |
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Twin Reverb Distortion
Started by JKRamsey1991 |
4 Replies
1868 Views |
November 20, 2019, 11:38:13 am by pdf64 |
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Heater Considerations for new build
Started by Opry Audio |
23 Replies
4753 Views |
November 20, 2019, 08:28:49 am by shooter |
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6B4G dedicated heater winding...
Started by Greg |
15 Replies
5509 Views |
November 19, 2019, 08:18:32 am by Greg |
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OT Input Impedance Question 5F2A build
Started by AHeck |
12 Replies
4386 Views |
November 18, 2019, 03:10:41 pm by PRR |
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Hoffman AB763 troubles
Started by gheorge77 |
13 Replies
3115 Views |
November 18, 2019, 08:05:58 am by gheorge77 |
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Dr. Z Maz 38 issue
Started by theundeadelvis |
9 Replies
3063 Views |
November 17, 2019, 12:45:18 pm by theundeadelvis |
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