Welcome To the Hoffman Amplifiers Forum
March 11, 2026, 04:07:29 am
Welcome To the Hoffman Amplifiers ForumMarch 11, 2026, 04:07:29 am | ||
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22 Replies
8165 Views |
October 20, 2022, 09:34:11 pmby scstill |
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6 Replies
3686 Views |
October 20, 2022, 02:55:30 pm by jordane |
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22 Replies
7131 Views |
October 20, 2022, 12:42:28 pm by dwinstonwood |
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40 Replies
9591 Views |
October 20, 2022, 09:01:16 am by sluckey |
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2 Replies
2305 Views |
October 19, 2022, 11:56:51 pm by 12AX7 |
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Single-Ended Push-Pull
Started by dwinstonwood |
2 Replies
2860 Views |
October 19, 2022, 06:01:03 pm by PRR |
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59 Replies
15346 Views |
October 18, 2022, 07:47:52 pm by mresistor |
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7 Replies
3730 Views |
October 18, 2022, 02:14:27 am by Balticnoiseforge |
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29 Replies
8512 Views |
October 17, 2022, 09:14:52 pm by gfarina55 |
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MOVED: 15" Speaker Recommendations
Started by Willabe |
0 Replies
2100 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
4592 Views |
October 17, 2022, 01:19:34 pm by shooter |
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Back-To-Back Power Transformers
Started by TIMBO |
8 Replies
3501 Views |
October 17, 2022, 11:59:12 am by Willabe |
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Tube Town 5a3?
Started by Ledvedder |
19 Replies
5216 Views |
October 17, 2022, 07:36:58 am by Bieworm |
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Oversized choke for vibroverb
Started by valvetones |
1 Replies
2766 Views |
October 17, 2022, 03:44:31 am by pdf64 |
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Technical Question about SE
Started by kagliostro |
10 Replies
4424 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
2993 Views |
October 15, 2022, 02:29:59 pm by sluckey |
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Hoffmann 5F6A bias range
Started by Arry |
6 Replies
3768 Views |
October 15, 2022, 03:34:03 am by Arry |
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3 Replies
3205 Views |
October 14, 2022, 06:13:32 pm by jordan86 |
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3 Replies
2965 Views |
October 14, 2022, 05:04:38 pm by 66Strat |
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Acrosound Ultra Linear II
Started by Peter212 |
19 Replies
7368 Views |
October 14, 2022, 12:30:18 pm by Peter212 |
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9 Replies
4057 Views |
October 14, 2022, 08:56:23 am by Jennings |
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First amp build SW50R clone
Started by lamp |
7 Replies
3833 Views |
October 14, 2022, 05:23:01 am by lamp |
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11 Replies
4887 Views |
October 13, 2022, 05:50:12 pm by PRR |
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10 Replies
4822 Views |
October 12, 2022, 04:05:15 pm by DummyLoad |
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10 Replies
4237 Views |
October 12, 2022, 12:39:41 pm by spunko |
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Preamp filtering stage
Started by joesatch |
4 Replies
2877 Views |
October 11, 2022, 05:19:30 pm by shooter |
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‘81 JCM 800 build help
Started by etneccas |
14 Replies
4916 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
2617 Views |
October 10, 2022, 04:57:23 pm by Esquirefreak |
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16 Replies
6558 Views |
October 10, 2022, 11:15:59 am by jordane |
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25 Replies
7466 Views |
October 10, 2022, 09:50:58 am by Eric-NC |
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EL84 Arcing Failure
Started by scstill |
10 Replies
5889 Views |
October 08, 2022, 11:40:10 pm by scstill |
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Refurbishing a Peavey Artist 240
Started by olliu |
6 Replies
5150 Views |
October 08, 2022, 03:37:59 pm by shooter |
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Input resistance measurements
Started by Mr.Death |
12 Replies
4813 Views |
October 08, 2022, 03:23:21 pm by pdf64 |
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22 Replies
7198 Views |
October 07, 2022, 11:19:50 pm by Willabe |
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Reverb drivers transformers
Started by Bieworm |
1 Replies
2806 Views |
October 07, 2022, 07:13:21 pm by thetragichero |
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28 Replies
6558 Views |
October 07, 2022, 04:07:25 pm by Williamblake |
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Which preamps?
Started by maltikeks |
12 Replies
4705 Views |
October 07, 2022, 04:00:36 pm by Williamblake |
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Where Does the Signal Go?
Started by clyde |
6 Replies
3095 Views |
October 06, 2022, 04:21:34 pm by pdf64 |
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12AT7 Single ended
Started by walkman |
7 Replies
3999 Views |
October 06, 2022, 11:58:48 am by PRR |
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Bias Voltage Issue
Started by imgumby001 |
10 Replies
4225 Views |
October 05, 2022, 12:55:44 pm by imgumby001 |
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5w amp scheme with reverb?
Started by rafaelctt |
45 Replies
12037 Views |
October 05, 2022, 11:57:32 am by rafaelctt |
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15 Replies
5958 Views |
October 05, 2022, 10:52:19 am by sluckey |
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5E3 with Pre and PI series heater wiring
Started by scstill |
1 Replies
2857 Views |
October 04, 2022, 06:11:05 pm by pdf64 |
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Tube Guitar Preamp with a Chip Amp
Started by dbishopbliss |
7 Replies
5081 Views |
October 04, 2022, 03:50:24 pm by dbishopbliss |
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Master volume on Musicmaster amp
Started by isaac_teller |
9 Replies
4790 Views |
October 03, 2022, 12:01:07 pm by PRR |
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My Vox Ac15 playing
Started by rafaelctt |
32 Replies
7644 Views |
October 03, 2022, 11:36:46 am by rafaelctt |
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19 Replies
7828 Views |
October 03, 2022, 09:44:16 am by jacobarber |
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6G16 Build
Started by p2pAmps |
3 Replies
2655 Views |
October 02, 2022, 07:02:09 pm by bmccowan |
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2 Replies
2664 Views |
October 02, 2022, 05:11:00 am by kagliostro |
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Gibson GA-8
Started by Leevi |
9 Replies
6491 Views |
October 01, 2022, 10:28:24 pm by Leevi |
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