Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 09:35:07 am
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 09:35:07 am | ||
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| 0 Members and 62 Guests are viewing this board. | ||||
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11 Replies
5661 Views |
March 17, 2023, 07:43:13 amby kagliostro |
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8 Replies
5655 Views |
March 17, 2023, 12:23:42 am by tubeswell |
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Laney VH100r heater question.
Started by Balticnoiseforge |
2 Replies
3900 Views |
March 16, 2023, 10:03:53 am by Balticnoiseforge |
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Tubenit’s octal reverb?
Started by Jerry garrcia |
2 Replies
3420 Views |
March 16, 2023, 07:03:14 am by Jerry garrcia |
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5 Replies
6043 Views |
March 16, 2023, 04:17:12 am by Petedub |
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11 Replies
5143 Views |
March 15, 2023, 02:10:36 pm by tubeswell |
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62 Replies
21638 Views |
March 15, 2023, 12:29:12 pm by Willabe |
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PT Open Primary
Started by Thisismyname |
47 Replies
16724 Views |
March 15, 2023, 11:58:14 am by pdf64 |
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4 Replies
3944 Views |
March 15, 2023, 04:43:08 am by kagliostro |
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2 Replies
3684 Views |
March 14, 2023, 04:00:02 pm by mresistor |
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output transfo kaputt
Started by Tirol29 |
18 Replies
7723 Views |
March 14, 2023, 12:49:08 pm by Tirol29 |
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Stoopid Question re PT datasheet
Started by shaun |
10 Replies
5932 Views |
March 13, 2023, 11:53:57 pm by tubeswell |
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FUZZNIKATOR what is it???
Started by TIMBO |
25 Replies
10836 Views |
March 13, 2023, 01:28:34 am by TIMBO |
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FET input stage?
Started by slowferrari |
1 Replies
4436 Views |
March 12, 2023, 01:39:37 pm by Keppy |
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7 Replies
5348 Views |
March 11, 2023, 05:45:47 pm by Pinball |
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1974 Super Reverb - Channel Bleed
Started by 410_Fanatic |
17 Replies
8323 Views |
March 11, 2023, 02:57:27 pm by 410_Fanatic |
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OT using multiple taps at same time
Started by JPK |
18 Replies
8971 Views |
March 11, 2023, 09:39:18 am by JPK |
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9 Replies
5746 Views |
March 11, 2023, 04:32:22 am by Joel |
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4 Replies
4072 Views |
March 11, 2023, 01:27:28 am by kagliostro |
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Bogus 12ax7 tubes.
Started by AlNewman |
20 Replies
10121 Views |
March 10, 2023, 08:44:47 pm by HotBluePlates |
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Alembic F-2B info
Started by PRR |
6 Replies
6800 Views |
March 10, 2023, 06:50:47 pm by AlNewman |
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5R4 rectifiers
Started by Brownie |
9 Replies
6132 Views |
March 10, 2023, 05:49:33 pm by tubeswell |
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JTM45 bias
Started by g-man |
2 Replies
4791 Views |
March 10, 2023, 01:32:25 pm by g-man |
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6 Replies
7913 Views |
March 09, 2023, 07:38:06 pm by AlNewman |
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Gibson Atlas amp head -- poor tone
Started by Coldhand75 |
9 Replies
5565 Views |
March 09, 2023, 11:16:48 am by bmccowan |
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Davis 106 Amps
Started by plexi50 |
7 Replies
8484 Views |
March 08, 2023, 10:07:50 am by Lectroid |
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MojoTone Studio One Watt
Started by GAStan |
10 Replies
7733 Views |
March 08, 2023, 09:17:34 am by GAStan |
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18 Replies
7158 Views |
March 08, 2023, 06:56:11 am by shooter |
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3 Replies
5313 Views |
March 07, 2023, 11:10:19 pm by PRR |
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Low vac on filaments
Started by dude |
3 Replies
4111 Views |
March 07, 2023, 08:07:10 pm by dude |
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How to measure bias in a Blues Jr?
Started by JustMike |
12 Replies
8597 Views |
March 07, 2023, 06:04:44 pm by AlNewman |
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EF86 GAIN FACTOR
Started by Jonas |
10 Replies
7665 Views |
March 06, 2023, 07:04:10 pm by HotBluePlates |
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AB763 brass plate?
Started by joesatch |
12 Replies
7574 Views |
March 06, 2023, 05:51:19 pm by pdf64 |
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0 Replies
4687 Views |
March 06, 2023, 03:29:45 pm by astronomicum |
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A mod for a '65 Vox AC-10
Started by miserlou |
12 Replies
6970 Views |
March 06, 2023, 12:00:50 pm by Jalmeida |
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Magnatone 280 on the Bench
Started by JustMike |
12 Replies
6270 Views |
March 06, 2023, 11:10:48 am by JustMike |
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1964 Super Reverb NFB rotary switch
Started by Darkpr0 |
10 Replies
5717 Views |
March 05, 2023, 02:25:51 pm by Darkpr0 |
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Screen voltage higher than plate voltage?
Started by dude |
14 Replies
9733 Views |
March 04, 2023, 08:39:31 pm by HotBluePlates |
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0 Replies
3806 Views |
March 04, 2023, 05:29:59 pm by astronomicum |
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Tweaking voltage dividers
Started by TenderTendon |
1 Replies
3781 Views |
March 03, 2023, 09:48:06 pm by sluckey |
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1974 Twin Reverb Transformer
Started by TenderTendon |
4 Replies
3809 Views |
March 03, 2023, 04:28:12 pm by TenderTendon |
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Fender Twin 135w - 120hz hum
Started by Garrett335 |
6 Replies
4777 Views |
March 03, 2023, 02:54:33 pm by sluckey |
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Start-up Surge
Started by shaun |
24 Replies
9843 Views |
March 03, 2023, 10:21:41 am by acheld |
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12 Replies
10985 Views |
March 03, 2023, 06:53:40 am by bmccowan |
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18 Replies
9276 Views |
March 02, 2023, 08:04:08 pm by dude |
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Rogers/Majestic 6R531
Started by AlNewman |
24 Replies
8519 Views |
March 02, 2023, 07:10:53 pm by AlNewman |
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Noisey tubes
Started by pbman1953 |
7 Replies
4528 Views |
March 02, 2023, 05:41:39 pm by scstill |
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Pentode - triode switch 6V6
Started by tubenit |
1 Replies
4513 Views |
March 02, 2023, 07:06:54 am by sluckey |
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A Basic Bias Question
Started by Lectroid |
18 Replies
7463 Views |
March 01, 2023, 10:20:25 am by Lectroid |
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2 Replies
3848 Views |
February 28, 2023, 05:23:55 pm by Jennings |
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