Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 08:20:15 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 08:20:15 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| tubenit and 22 Guests are viewing this board. | ||||
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Sunn Solarus
Started by plexi50 |
14 Replies
8989 Views |
August 25, 2022, 10:10:25 amby plexi50 |
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Reverb Hum
Started by wsscott |
31 Replies
9709 Views |
August 25, 2022, 08:46:57 am by wsscott |
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HRD ML212 "Clone" Build Reverb Issue
Started by W5FH |
7 Replies
5417 Views |
August 24, 2022, 11:45:11 am by thetragichero |
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TungSol TS-272 Twin Triode
Started by W5FH |
0 Replies
3526 Views |
August 24, 2022, 08:59:41 am by W5FH |
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RCA 12ax7 vs Electro Harmonix
Started by cometphoton |
6 Replies
5898 Views |
August 23, 2022, 08:08:00 pm by bmccowan |
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A little PT help, if you please..
Started by mmrxcsr01 |
7 Replies
5464 Views |
August 23, 2022, 02:32:50 pm by thetragichero |
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Tighten up some flub on a half-power AC30?
Started by Cirrus |
2 Replies
4075 Views |
August 23, 2022, 10:15:48 am by Cirrus |
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DC heater supply
Started by joesatch |
4 Replies
4550 Views |
August 23, 2022, 02:12:47 am by kagliostro |
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4 Replies
4195 Views |
August 23, 2022, 12:59:36 am by acatlow@gmail.com |
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7 Replies
5263 Views |
August 22, 2022, 02:29:15 pm by PRR |
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Sunn Grid Noise
Started by plexi50 |
10 Replies
5543 Views |
August 22, 2022, 08:06:20 am by plexi50 |
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5881 vs 6L6GB
Started by imgumby001 |
7 Replies
5417 Views |
August 22, 2022, 05:46:56 am by HotBluePlates |
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Twin Reverb II Biasing Question
Started by dpm309 |
7 Replies
5567 Views |
August 21, 2022, 03:45:12 pm by dpm309 |
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4 Replies
4181 Views |
August 21, 2022, 12:15:31 pm by kagliostro |
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Help with ID of this resistor
Started by Apexelectric |
10 Replies
6060 Views |
August 20, 2022, 06:46:59 pm by Apexelectric |
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3 button footswitch with a TRS ?
Started by joesatch |
10 Replies
5810 Views |
August 20, 2022, 05:16:40 pm by Williamblake |
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Gibson GA50 question
Started by Leevi |
3 Replies
4423 Views |
August 20, 2022, 07:41:37 am by pdf64 |
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S#!t! - That's A Lot of Iron!
Started by DummyLoad |
3 Replies
4280 Views |
August 20, 2022, 04:34:56 am by zircontweezer |
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10 Replies
6939 Views |
August 19, 2022, 09:22:57 pm by DummyLoad |
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14 Replies
6241 Views |
August 19, 2022, 07:44:47 pm by Coldhand75 |
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6JB6A in a guitar amp
Started by Hojvaelde |
7 Replies
6073 Views |
August 19, 2022, 04:03:55 pm by PRR |
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Vibrochamp tremolo question
Started by Esquirefreak |
1 Replies
3749 Views |
August 18, 2022, 07:45:07 pm by tubeswell |
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RC4558 OP Amp Voltage Max
Started by plexi50 |
11 Replies
6667 Views |
August 17, 2022, 09:41:50 pm by DummyLoad |
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1974 Sunn Model A No Sound!
Started by plexi50 |
40 Replies
13313 Views |
August 17, 2022, 06:53:32 pm by PRR |
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3 Replies
4046 Views |
August 17, 2022, 06:29:20 pm by PRR |
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Sluckey's Trem-O-Nator in a Deluxe NR
Started by mk_716 |
1 Replies
3810 Views |
August 17, 2022, 02:00:57 pm by sluckey |
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4 Replies
4907 Views |
August 17, 2022, 10:57:01 am by dude |
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Preamp voltage and tone Question
Started by tubenit |
10 Replies
7333 Views |
August 16, 2022, 11:20:30 am by shooter |
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twisting B+ leads
Started by joesatch |
4 Replies
4261 Views |
August 16, 2022, 10:07:38 am by tubeswell |
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too much gain on Ef86 Vox Ac15
Started by rafaelctt |
22 Replies
10996 Views |
August 16, 2022, 01:39:53 am by rafaelctt |
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Q re: mixing circuit for Marshall’s
Started by RobBozic |
12 Replies
6273 Views |
August 15, 2022, 11:45:32 pm by Ed_Chambley |
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Reverb tank impedances
Started by isaac_teller |
3 Replies
4064 Views |
August 14, 2022, 12:05:01 am by isaac_teller |
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A jillion things to ground and to where?
Started by MrBreeze |
9 Replies
5601 Views |
August 13, 2022, 08:08:31 am by EL34 |
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Having Trouble With the Math!!
Started by imgumby001 |
8 Replies
4880 Views |
August 12, 2022, 06:13:30 pm by imgumby001 |
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Ampeg Gemini 1 Tremelo Problem (AGAIN)
Started by plexi50 |
19 Replies
9486 Views |
August 12, 2022, 03:26:58 pm by plexi50 |
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19 Replies
17315 Views |
August 12, 2022, 09:05:29 am by wsscott |
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3 Replies
4114 Views |
August 12, 2022, 01:30:37 am by Esquirefreak |
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Over Capacitance
Started by jaster55 |
9 Replies
5429 Views |
August 12, 2022, 01:25:04 am by jaster55 |
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New amp start up trouble
Started by Bieworm |
46 Replies
15842 Views |
August 12, 2022, 12:32:00 am by Bieworm |
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5F1M Champ Micro Build
Started by EricR |
4 Replies
5098 Views |
August 11, 2022, 09:04:12 pm by EricR |
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Dual PPIMV? Anyone?
Started by Ledvedder |
2 Replies
3845 Views |
August 11, 2022, 06:18:31 pm by acheld |
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Anyone Recognize These?
Started by imgumby001 |
3 Replies
4311 Views |
August 11, 2022, 09:53:50 am by imgumby001 |
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Blues junior build. No sound
Started by Brandonallen1212 |
13 Replies
5830 Views |
August 10, 2022, 06:31:23 pm by sluckey |
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Univox amp
Started by Mats |
19 Replies
11903 Views |
August 10, 2022, 04:01:08 pm by kagliostro |
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Hiwatt DR201 Choke?
Started by Balticnoiseforge |
18 Replies
9774 Views |
August 10, 2022, 09:42:54 am by JZRepair |
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1 channel Tremolux in PR Chassis questions
Started by owen |
35 Replies
14055 Views |
August 09, 2022, 10:53:20 pm by owen |
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Usage of 1760E or 1760H with EL84 pair
Started by Leevi |
12 Replies
5410 Views |
August 09, 2022, 10:25:05 am by dwinstonwood |
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New 18 Watt Build
Started by zendragon63 |
1 Replies
3732 Views |
August 09, 2022, 05:10:03 am by tubenit |
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135w UL Twin Reverb bias math
Started by winterturtle |
13 Replies
7422 Views |
August 08, 2022, 04:18:53 pm by shooter |
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Runnin LED off heaters.
Started by joesatch |
30 Replies
10925 Views |
August 08, 2022, 01:55:42 pm by shooter |
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