Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 11:32:16 pm
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 11:32:16 pm | ||
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PT without 5V secondary
Started by Leevi |
3 Replies
2681 Views |
October 11, 2011, 10:50:40 amby Colas LeGrippa |
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10 Replies
7675 Views |
October 11, 2011, 03:53:49 am by SoundmasterG |
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EL34 toasted capacitor question
Started by tectron |
10 Replies
5288 Views |
October 10, 2011, 02:10:38 pm by tectron |
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OT Data Sheet and NFB Squeal
Started by Boots Deville |
4 Replies
3421 Views |
October 09, 2011, 05:24:12 pm by RicharD |
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SFSR no reverb sound
Started by Mars-Hall |
13 Replies
4507 Views |
October 08, 2011, 11:24:30 pm by eleventeen |
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bandmaster abuse
Started by burt_toast |
9 Replies
4492 Views |
October 08, 2011, 07:40:20 pm by burt_toast |
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D-style TS to Marshall TS switching
Started by tubenit |
4 Replies
2676 Views |
October 08, 2011, 01:30:09 pm by tubenit |
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Traynor YBA-2B EL-84 Project
Started by jjasilli |
9 Replies
6894 Views |
October 08, 2011, 11:27:44 am by Cathode_ray |
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VOX AC30 preamp + 2 x 6V6
Started by Leevi |
2 Replies
4722 Views |
October 08, 2011, 12:04:55 am by Leevi |
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Cathode bias BF amp
Started by firemedic |
19 Replies
6279 Views |
October 07, 2011, 05:51:56 pm by firemedic |
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Marshall bias problem
Started by Johns62312 |
24 Replies
7551 Views |
October 07, 2011, 07:19:47 am by Johns62312 |
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Voltage control question
Started by stevehoover |
2 Replies
2181 Views |
October 06, 2011, 05:58:43 pm by HotBluePlates |
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Seperating outputs on traynor amp
Started by traynormk2 |
2 Replies
2239 Views |
October 06, 2011, 02:29:37 pm by traynormk2 |
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VOX AC50 woes
Started by Tiny_Daddy |
10 Replies
5066 Views |
October 06, 2011, 02:26:43 pm by The_Gaz |
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JTM-45 and VVR
Started by Ed_Chambley |
5 Replies
4186 Views |
October 06, 2011, 11:48:52 am by Ed_Chambley |
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SE OT Question
Started by burt_toast |
24 Replies
6736 Views |
October 06, 2011, 05:16:25 am by burt_toast |
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Blackstar Artisan 30 Head
Started by plexi50 |
7 Replies
7934 Views |
October 05, 2011, 09:38:15 pm by PRR |
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SE PT fried?
Started by firemedic |
4 Replies
2562 Views |
October 05, 2011, 08:15:04 pm by RicharD |
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JTM 45 Build Resistor Question
Started by Ed_Chambley |
6 Replies
3169 Views |
October 04, 2011, 11:29:20 pm by stingray_65 |
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Hot Rod Deville noise
Started by dpm309 |
10 Replies
4892 Views |
October 04, 2011, 04:51:32 pm by plexi50 |
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First build, hoffman 5E3
Started by gbeard |
15 Replies
5192 Views |
October 04, 2011, 01:14:14 pm by Rev D |
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Blues Deluxe / Howling
Started by plexi50 |
4 Replies
2600 Views |
October 04, 2011, 11:09:28 am by plexi50 |
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5 Replies
3820 Views |
October 04, 2011, 01:28:13 am by PRR |
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Amp Chassis Materials
Started by Julio Emilio Jimenez Nava |
15 Replies
13419 Views |
October 04, 2011, 01:20:11 am by Rev D |
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24 Replies
10525 Views |
October 04, 2011, 12:55:18 am by Rev D |
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9 Replies
5057 Views |
October 03, 2011, 10:33:24 pm by stingray_65 |
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JTM 45 Board Layout
Started by Ed_Chambley |
3 Replies
3141 Views |
October 03, 2011, 11:53:51 am by sluckey |
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PLEXI GAIN 20 LOADS OF FUN
Started by TIMBO |
11 Replies
3927 Views |
October 03, 2011, 06:37:40 am by sluckey |
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PPIMV in a Twin Reverb
Started by chuggy |
5 Replies
4331 Views |
October 02, 2011, 08:17:38 pm by chuggy |
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Help with Gibson GA-5 Reissue
Started by valco |
16 Replies
10200 Views |
October 02, 2011, 12:22:49 am by valco |
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2 Replies
2627 Views |
October 01, 2011, 09:34:57 pm by skeezbo |
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paralleled SE output tubes
Started by Colas LeGrippa |
6 Replies
3297 Views |
October 01, 2011, 03:57:26 pm by tubeswell |
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Silverface reverb circuit
Started by carausius |
5 Replies
3282 Views |
October 01, 2011, 12:12:54 pm by carausius |
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Cathode Bypass Caps or Coupling Caps?
Started by zendragon63 |
11 Replies
5113 Views |
October 01, 2011, 09:44:17 am by HotBluePlates |
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ST-2 Rectifier
Started by dpm309 |
6 Replies
3304 Views |
September 30, 2011, 03:54:02 pm by HotBluePlates |
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dorm amp build
Started by jim |
5 Replies
3566 Views |
September 30, 2011, 03:48:04 pm by TIMBO |
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6 Replies
5682 Views |
September 30, 2011, 03:47:02 pm by frank57 |
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Cap question
Started by labb |
12 Replies
4718 Views |
September 29, 2011, 05:25:37 pm by FYL |
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Question of Curiosity + an odd-ball tube
Started by Shrapnel |
3 Replies
2770 Views |
September 29, 2011, 04:57:06 pm by jjasilli |
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13 Replies
5414 Views |
September 29, 2011, 01:44:17 pm by phsyconoodler |
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Laney VH100 OT failure?
Started by mrr3000gt |
7 Replies
4024 Views |
September 29, 2011, 08:43:48 am by mrr3000gt |
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37 Replies
10708 Views |
September 29, 2011, 08:07:33 am by frank57 |
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9 Replies
4592 Views |
September 29, 2011, 07:39:22 am by sluckey |
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Master volume for Tweed deluxe
Started by Leevi |
37 Replies
15127 Views |
September 29, 2011, 12:03:37 am by Leevi |
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Peavey Delta Blues repair
Started by six el six |
16 Replies
13612 Views |
September 28, 2011, 07:39:57 pm by six el six |
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3 Replies
7528 Views |
September 28, 2011, 10:38:10 am by terminalgs |
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How to troubleshoot ground hum?
Started by JustMike |
11 Replies
8962 Views |
September 28, 2011, 10:23:34 am by jjasilli |
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FYI- tubes get hot!
Started by firemedic |
11 Replies
4911 Views |
September 26, 2011, 04:31:45 pm by Merlin |
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Magnatone/Estey M-15 Schematic ??
Started by LooseChange |
5 Replies
4884 Views |
September 26, 2011, 10:44:11 am by terminalgs |
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Tone Pot Value
Started by blown240 |
7 Replies
4103 Views |
September 26, 2011, 10:19:15 am by jjasilli |
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