Welcome To the Hoffman Amplifiers Forum
April 26, 2026, 11:06:26 am
Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 11:06:26 am | ||
| Subject / Started by | Replies / Views | Last post  |
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Distortion/Oscillation
Started by Leevi |
17 Replies
6922 Views |
November 07, 2019, 09:54:56 amby Leevi |
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Question regarding kit build.
Started by charnich74 |
2 Replies
3147 Views |
November 06, 2019, 06:58:02 pm by charnich74 |
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Electrohome Hi Fi Chassis ECL86 SE
Started by Rusty |
2 Replies
3612 Views |
November 06, 2019, 08:44:44 am by Rusty |
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4 Replies
3758 Views |
November 06, 2019, 05:32:12 am by DummyLoad |
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Calculating NFB resistor
Started by TurboGuitarMelton |
7 Replies
7485 Views |
November 05, 2019, 12:19:49 pm by PRR |
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Vox UL715 Transformers
Started by NickS185 |
14 Replies
7456 Views |
November 05, 2019, 07:56:34 am by Willabe |
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Wireless connections inside tube amps
Started by Auke Jolman |
27 Replies
9669 Views |
November 04, 2019, 08:12:12 pm by tubenit |
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JTM45 Build test voltages way off
Started by ndross475 |
13 Replies
5311 Views |
November 04, 2019, 05:16:35 pm by ndross475 |
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32 Replies
16207 Views |
November 04, 2019, 08:32:09 am by seabstudio |
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36 Replies
18195 Views |
November 04, 2019, 08:22:23 am by shooter |
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SE EL34 with reverb
Started by Electricmonkey |
4 Replies
4052 Views |
November 04, 2019, 05:25:26 am by DummyLoad |
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18 watt OT good or bad
Started by dude |
1 Replies
3084 Views |
November 03, 2019, 02:31:35 pm by labb |
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Revibe voltages
Started by Diverted |
4 Replies
3390 Views |
November 02, 2019, 08:54:16 pm by sluckey |
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Princeton reverb build
Started by rutledj |
11 Replies
5884 Views |
November 02, 2019, 08:42:03 pm by choosebronze |
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Opinions on my electrolytic layout?
Started by Diverted |
8 Replies
4980 Views |
November 02, 2019, 07:37:32 pm by Mike_J |
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Vibro champ style tremelo issues
Started by Toxophilite |
3 Replies
2708 Views |
November 02, 2019, 03:46:33 pm by shooter |
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Peavey Delta Blues Rebuild/Plexi Preamp
Started by wtk0315 |
13 Replies
5119 Views |
November 02, 2019, 02:00:21 pm by wtk0315 |
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Carvin nomad 30watt el84 450VDC
Started by nandrewjackson |
7 Replies
4515 Views |
November 02, 2019, 02:06:59 am by nandrewjackson |
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Capacitor Voltages
Started by Sine_wave_surfer |
3 Replies
3182 Views |
November 02, 2019, 01:17:36 am by sluckey |
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More dual secondary questions...
Started by 1blueheron |
6 Replies
4137 Views |
November 01, 2019, 09:01:56 pm by 1blueheron |
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Speaker resonance
Started by Leevi |
6 Replies
5726 Views |
November 01, 2019, 08:32:35 pm by Ritchie200 |
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Bias issue, 85W AB763 build
Started by Diverted |
11 Replies
6557 Views |
November 01, 2019, 08:51:58 am by sluckey |
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12V Heater Question
Started by offabit2001 |
5 Replies
3476 Views |
October 31, 2019, 08:23:16 pm by glass54 |
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Peavey Classic 30 Rebuild Cont.
Started by Opry Audio |
37 Replies
13033 Views |
October 31, 2019, 08:08:03 am by Willabe |
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14 Replies
8037 Views |
October 30, 2019, 09:56:34 pm by RiffRaff |
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5 Replies
3621 Views |
October 30, 2019, 02:35:21 pm by Diverted |
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38 Replies
10208 Views |
October 30, 2019, 12:04:58 pm by Williamblake |
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6 Replies
4513 Views |
October 30, 2019, 08:53:13 am by BrianS |
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18 Replies
9313 Views |
October 29, 2019, 05:46:28 pm by PRR |
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5E3 Power Tube Voltages vs Convention
Started by AHeck |
32 Replies
11113 Views |
October 28, 2019, 02:16:28 pm by texwest |
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Pentode LED bias + screen grid divider
Started by blackcorvo |
22 Replies
10772 Views |
October 28, 2019, 02:30:37 am by blackcorvo |
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0 Replies
3101 Views |
October 26, 2019, 01:26:59 am by glass54 |
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Multiple center taps?
Started by 1blueheron |
4 Replies
4121 Views |
October 25, 2019, 10:15:31 pm by 1blueheron |
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EL34 screen grid voltage regulator
Started by nexy_sm |
14 Replies
12058 Views |
October 25, 2019, 04:44:09 pm by DummyLoad |
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Vox AC15 FX LOOP
Started by rczcustom |
3 Replies
5177 Views |
October 22, 2019, 10:28:08 pm by PRR |
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Hoffman's plexi50 mod for kt88?
Started by AxelKay |
20 Replies
10299 Views |
October 22, 2019, 12:00:35 pm by shortfuse |
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3 Replies
3759 Views |
October 22, 2019, 11:48:52 am by PRR |
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13 Replies
8075 Views |
October 22, 2019, 07:33:23 am by kagliostro |
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6 Replies
4745 Views |
October 19, 2019, 12:39:31 pm by shooter |
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Silvertone 1482 - Why so distorted?
Started by dbishopbliss « 1 2 » |
82 Replies
27804 Views |
October 18, 2019, 11:26:00 pm by Platefire |
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Trace Elliot Velocette Issue
Started by Simon |
15 Replies
8182 Views |
October 18, 2019, 08:11:04 pm by shooter |
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adjustable NFB
Started by Leevi |
6 Replies
5019 Views |
October 18, 2019, 02:56:39 pm by Leevi |
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Fender Bassman aa371 question
Started by saxetc |
2 Replies
3685 Views |
October 17, 2019, 08:50:29 pm by saxetc |
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15 Replies
10830 Views |
October 17, 2019, 01:14:14 am by yockoe |
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224 Replies
110206 Views |
October 16, 2019, 06:56:02 pm by PRR |
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20 Replies
10865 Views |
October 16, 2019, 09:17:52 am by Ed_Chambley |
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Very Specific Grounding Question (I Swear)
Started by AHeck |
1 Replies
3650 Views |
October 15, 2019, 08:25:22 pm by Williamblake |
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Sourcing discontinued Hoffman part
Started by Diverted |
2 Replies
3245 Views |
October 15, 2019, 12:39:32 pm by Diverted |
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Epiphone Valve Jr questions
Started by Electron Tornado |
1 Replies
6360 Views |
October 15, 2019, 07:51:50 am by vampwizzard |
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14 Replies
6697 Views |
October 14, 2019, 12:30:41 pm by Willabe |
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