Welcome To the Hoffman Amplifiers Forum
October 22, 2025, 08:21:55 pm
Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 08:21:55 pm | ||
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Tube Pedal Grounding
Started by Pick-n-Strum |
14 Replies
4711 Views |
May 09, 2021, 09:12:49 amby sluckey |
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16 Replies
6170 Views |
May 08, 2021, 04:54:10 pm by rundgrenrules |
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My Mentor Lars Jacobsen Died
Started by JustMike |
1 Replies
1719 Views |
May 08, 2021, 12:59:23 pm by Joel in Texas |
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Baffling rf/ground loop issue
Started by luthierwnc |
6 Replies
2355 Views |
May 08, 2021, 11:03:34 am by luthierwnc |
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AC30/6 Parts Question
Started by mjcyates |
3 Replies
2032 Views |
May 08, 2021, 09:01:10 am by mjcyates |
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5 Replies
3144 Views |
May 08, 2021, 08:22:03 am by sluckey |
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13 Replies
3395 Views |
May 07, 2021, 08:31:53 am by d95err |
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JTM1 build anybody?
Started by Bieworm |
3 Replies
3577 Views |
May 07, 2021, 07:33:24 am by tubenit |
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Help with JCM800 BASS STD 1992
Started by Travis8 |
16 Replies
3664 Views |
May 06, 2021, 04:38:42 am by Travis8 |
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power transformers for 6SN7-KT88 PP
Started by pc1093 |
4 Replies
2556 Views |
May 06, 2021, 03:26:33 am by DummyLoad |
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Reverb Circuit Help
Started by Mason |
5 Replies
2268 Views |
May 05, 2021, 04:39:48 pm by shooter |
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JTM1 build
Started by Bieworm |
4 Replies
3067 Views |
May 05, 2021, 09:57:25 am by Bieworm |
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2 Replies
2112 Views |
May 05, 2021, 08:59:15 am by Latole |
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20 Replies
4364 Views |
May 04, 2021, 08:46:15 pm by Irkin_Bollikans |
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31 Replies
27798 Views |
May 04, 2021, 09:12:27 am by tonemnstr |
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23 Replies
6076 Views |
May 03, 2021, 04:05:09 pm by pdf64 |
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Transformer set for 5881s/Bassman
Started by acheld |
3 Replies
2500 Views |
May 03, 2021, 08:56:28 am by acheld |
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weird amp problem
Started by ALBATROS1234 |
17 Replies
4838 Views |
May 03, 2021, 06:51:03 am by sluckey |
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Traynor YBA-1 open power rail resistor
Started by Diverted |
14 Replies
4343 Views |
May 02, 2021, 12:32:31 pm by 2deaf |
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7 Replies
3308 Views |
May 01, 2021, 08:28:40 pm by Mike_J |
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Plate voltage's effect on sound?
Started by JustMike |
0 Replies
1917 Views |
May 01, 2021, 05:30:26 pm by JustMike |
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70s Vibrosonic filtercap explosion.
Started by Jatchley |
6 Replies
2308 Views |
April 30, 2021, 08:34:53 am by DummyLoad |
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Hoffman 6V6 bias missmatch
Started by Beezerboy |
13 Replies
3835 Views |
April 30, 2021, 02:34:54 am by Beezerboy |
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Yet another 6424 build started
Started by AnalogDok |
17 Replies
4077 Views |
April 29, 2021, 05:24:10 pm by AnalogDok |
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Blackface Princeton reverb smoke
Started by SelmaSedlak |
4 Replies
2480 Views |
April 29, 2021, 04:12:39 pm by SelmaSedlak |
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Is Tremolo Plate Voltage Critical?
Started by dwinstonwood |
20 Replies
8065 Views |
April 29, 2021, 12:20:04 pm by dwinstonwood |
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about PPIMV
Started by Leevi |
0 Replies
2058 Views |
April 28, 2021, 02:14:23 pm by Leevi |
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8 Replies
3859 Views |
April 28, 2021, 08:01:09 am by kagliostro |
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Single channel DR with no reverb
Started by daveneary |
4 Replies
2395 Views |
April 28, 2021, 06:52:15 am by EL34 |
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16 Replies
4361 Views |
April 27, 2021, 10:41:29 am by Mike_J |
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6 Replies
2657 Views |
April 25, 2021, 07:17:54 pm by sluckey |
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After 5 years, help me finish my AC15
Started by dbishopbliss « 1 2 » |
61 Replies
14765 Views |
April 24, 2021, 09:11:52 pm by Willabe |
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24 Replies
6022 Views |
April 23, 2021, 06:35:45 pm by acheld |
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Unreasonably confused about ohm's law.
Started by Mike_J |
8 Replies
3076 Views |
April 23, 2021, 11:45:57 am by PharmRock |
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3 Replies
2705 Views |
April 23, 2021, 08:17:31 am by ac427v |
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loud noise when i probe the EF86 plate
Started by jewishjay |
15 Replies
5580 Views |
April 22, 2021, 10:42:35 pm by jewishjay |
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Smoking Pot
Started by jordan86 |
35 Replies
7807 Views |
April 22, 2021, 08:29:39 am by sluckey |
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Where to inject reverb circuit?
Started by Diverted |
7 Replies
3342 Views |
April 22, 2021, 06:05:00 am by tubenit |
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11 Replies
4157 Views |
April 21, 2021, 11:16:20 pm by liddokun |
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Two small voltage caps in series
Started by dude |
7 Replies
3311 Views |
April 21, 2021, 09:53:25 pm by Willabe |
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AC-15 Lite “Bass Cut” Control?
Started by Jacob |
12 Replies
3544 Views |
April 21, 2021, 01:00:22 pm by dwinstonwood |
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66 Fender Showman output transformer
Started by sd8450 |
10 Replies
3612 Views |
April 20, 2021, 11:24:44 pm by sd8450 |
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DIY build, power section issues.
Started by eurekaiv |
9 Replies
2770 Views |
April 20, 2021, 07:27:31 pm by eurekaiv |
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7 Replies
3638 Views |
April 20, 2021, 04:10:30 pm by markmalin |
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HoSo56 6au6 schematic
Started by Irkin_Bollikans |
5 Replies
3349 Views |
April 20, 2021, 03:17:19 pm by tubenit |
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4 Replies
2789 Views |
April 20, 2021, 03:06:17 pm by Cree |
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Bass to Guitar Amp Conversion???
Started by Jacob |
21 Replies
5738 Views |
April 19, 2021, 09:23:15 pm by Jacob |
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ECC82 cascode push pull
Started by Gregwor |
3 Replies
2542 Views |
April 19, 2021, 08:42:36 pm by Gregwor |
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21 Replies
5522 Views |
April 19, 2021, 06:39:29 pm by AHeck |
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Supro 1690T vs S-6424 differences
Started by dbishopbliss |
14 Replies
5255 Views |
April 19, 2021, 02:27:13 pm by dbishopbliss |
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