Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 07:34:36 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 07:34:36 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 74 Guests are viewing this board. | ||||
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Matchless bulbs?
Started by joesatch |
15 Replies
7453 Views |
October 22, 2022, 10:25:03 amby 66Strat |
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Trem-O-Nator advice needed
Started by Esquirefreak |
18 Replies
7319 Views |
October 22, 2022, 08:16:15 am by Esquirefreak |
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Finally building Sluckey's AC15 amp
Started by bnwitt |
29 Replies
14054 Views |
October 22, 2022, 07:54:20 am by bnwitt |
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Traynor Effects loop location
Started by Mr.Death |
5 Replies
4333 Views |
October 22, 2022, 04:31:49 am by sluckey |
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Relay capability
Started by joesatch |
10 Replies
6075 Views |
October 21, 2022, 09:16:57 pm by JPK |
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AB763 DR Master Volume question
Started by Lectroid |
8 Replies
5923 Views |
October 21, 2022, 02:53:59 pm by Lectroid |
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Will this work for 5E3 channels?
Started by mini612 |
9 Replies
5512 Views |
October 21, 2022, 03:42:14 am by pdf64 |
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6A7 as a guitar preamp
Started by scstill |
4 Replies
4243 Views |
October 20, 2022, 09:39:43 pm by scstill |
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22 Replies
10268 Views |
October 20, 2022, 09:34:11 pm by scstill |
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6 Replies
5434 Views |
October 20, 2022, 02:55:30 pm by jordane |
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22 Replies
10106 Views |
October 20, 2022, 12:42:28 pm by dwinstonwood |
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40 Replies
13568 Views |
October 20, 2022, 09:01:16 am by sluckey |
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2 Replies
3515 Views |
October 19, 2022, 11:56:51 pm by 12AX7 |
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Single-Ended Push-Pull
Started by dwinstonwood |
2 Replies
4234 Views |
October 19, 2022, 06:01:03 pm by PRR |
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59 Replies
24345 Views |
October 18, 2022, 07:47:52 pm by mresistor |
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7 Replies
5474 Views |
October 18, 2022, 02:14:27 am by Balticnoiseforge |
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29 Replies
12590 Views |
October 17, 2022, 09:14:52 pm by gfarina55 |
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MOVED: 15" Speaker Recommendations
Started by Willabe |
0 Replies
3347 Views |
October 17, 2022, 04:25:08 pm by Willabe |
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5V4 with 6L6 in push pull
Started by jordan86 |
9 Replies
6284 Views |
October 17, 2022, 01:19:34 pm by shooter |
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Back-To-Back Power Transformers
Started by TIMBO |
8 Replies
5044 Views |
October 17, 2022, 11:59:12 am by Willabe |
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Tube Town 5a3?
Started by Ledvedder |
19 Replies
7581 Views |
October 17, 2022, 07:36:58 am by Bieworm |
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Oversized choke for vibroverb
Started by valvetones |
1 Replies
4078 Views |
October 17, 2022, 03:44:31 am by pdf64 |
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Technical Question about SE
Started by kagliostro |
10 Replies
6110 Views |
October 16, 2022, 04:30:27 pm by kagliostro |
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Burnt screen grid resistor, my mistake.
Started by Mr.Death |
4 Replies
4436 Views |
October 15, 2022, 02:29:59 pm by sluckey |
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Hoffmann 5F6A bias range
Started by Arry |
6 Replies
5511 Views |
October 15, 2022, 03:34:03 am by Arry |
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3 Replies
4740 Views |
October 14, 2022, 06:13:32 pm by jordan86 |
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3 Replies
4281 Views |
October 14, 2022, 05:04:38 pm by 66Strat |
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Acrosound Ultra Linear II
Started by Peter212 |
19 Replies
10790 Views |
October 14, 2022, 12:30:18 pm by Peter212 |
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9 Replies
5666 Views |
October 14, 2022, 08:56:23 am by Jennings |
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First amp build SW50R clone
Started by lamp |
7 Replies
5709 Views |
October 14, 2022, 05:23:01 am by lamp |
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11 Replies
6723 Views |
October 13, 2022, 05:50:12 pm by PRR |
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10 Replies
6673 Views |
October 12, 2022, 04:05:15 pm by DummyLoad |
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10 Replies
5754 Views |
October 12, 2022, 12:39:41 pm by spunko |
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Preamp filtering stage
Started by joesatch |
4 Replies
4331 Views |
October 11, 2022, 05:19:30 pm by shooter |
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‘81 JCM 800 build help
Started by etneccas |
14 Replies
7291 Views |
October 10, 2022, 05:53:33 pm by JPK |
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A250k solid shaft push/pull pot
Started by Esquirefreak |
3 Replies
4114 Views |
October 10, 2022, 04:57:23 pm by Esquirefreak |
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16 Replies
9231 Views |
October 10, 2022, 11:15:59 am by jordane |
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25 Replies
10694 Views |
October 10, 2022, 09:50:58 am by Eric-NC |
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EL84 Arcing Failure
Started by scstill |
10 Replies
8144 Views |
October 08, 2022, 11:40:10 pm by scstill |
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Refurbishing a Peavey Artist 240
Started by olliu |
6 Replies
7035 Views |
October 08, 2022, 03:37:59 pm by shooter |
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Input resistance measurements
Started by Mr.Death |
12 Replies
7212 Views |
October 08, 2022, 03:23:21 pm by pdf64 |
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22 Replies
10367 Views |
October 07, 2022, 11:19:50 pm by Willabe |
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Reverb drivers transformers
Started by Bieworm |
1 Replies
4240 Views |
October 07, 2022, 07:13:21 pm by thetragichero |
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28 Replies
9522 Views |
October 07, 2022, 04:07:25 pm by Williamblake |
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Which preamps?
Started by maltikeks |
12 Replies
6842 Views |
October 07, 2022, 04:00:36 pm by Williamblake |
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Where Does the Signal Go?
Started by clyde |
6 Replies
4474 Views |
October 06, 2022, 04:21:34 pm by pdf64 |
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12AT7 Single ended
Started by walkman |
7 Replies
5882 Views |
October 06, 2022, 11:58:48 am by PRR |
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Bias Voltage Issue
Started by imgumby001 |
10 Replies
6403 Views |
October 05, 2022, 12:55:44 pm by imgumby001 |
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5w amp scheme with reverb?
Started by rafaelctt |
45 Replies
15832 Views |
October 05, 2022, 11:57:32 am by rafaelctt |
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15 Replies
8474 Views |
October 05, 2022, 10:52:19 am by sluckey |
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