Welcome To the Hoffman Amplifiers Forum
January 23, 2026, 09:55:31 pm
Welcome To the Hoffman Amplifiers ForumJanuary 23, 2026, 09:55:31 pm | ||
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5 Replies
3685 Views |
October 27, 2022, 09:36:18 pmby PRR |
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HiWatt DR-103 Phase Inverter
Started by W5FH |
3 Replies
3991 Views |
October 26, 2022, 09:19:35 pm by W5FH |
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Reverb problem Sound X-305R
Started by jamesedmunda |
0 Replies
2315 Views |
October 26, 2022, 05:31:27 pm by jamesedmunda |
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Good 5e3 build instructions?
Started by Ledvedder |
3 Replies
2973 Views |
October 26, 2022, 12:41:00 pm by sluckey |
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St George Massie 1263 Scratchy Sound
Started by oogabooga23 |
13 Replies
4117 Views |
October 26, 2022, 12:39:24 pm by oogabooga23 |
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Circuit question
Started by joesatch |
1 Replies
2508 Views |
October 26, 2022, 09:40:44 am by sluckey |
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55 Replies
14794 Views |
October 26, 2022, 08:29:21 am by Ledvedder |
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Help! Adding a choke to Maggie
Started by johngovan |
2 Replies
3383 Views |
October 25, 2022, 05:45:37 pm by johngovan |
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SS rectifier snubber networks
Started by Esquirefreak |
18 Replies
5802 Views |
October 25, 2022, 03:45:58 pm by Esquirefreak |
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unusual results from bright cap
Started by joesatch |
4 Replies
2843 Views |
October 25, 2022, 10:50:22 am by joesatch |
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Is this a ceramic?
Started by 12AX7 |
18 Replies
4919 Views |
October 25, 2022, 10:46:38 am by acheld |
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JCM 800 Series 50 Watt Bass Amp
Started by W5FH |
4 Replies
3538 Views |
October 25, 2022, 10:13:56 am by pdf64 |
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Mullard 6BM8
Started by rafe |
6 Replies
2997 Views |
October 25, 2022, 06:27:45 am by kde |
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Magnatone Panaramic Amplifier
Started by dmp |
11 Replies
4065 Views |
October 24, 2022, 09:28:28 am by dmp |
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18 Replies
4663 Views |
October 24, 2022, 07:56:14 am by dwinstonwood |
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6SK7 as a driver for a 6L6 SE AMP
Started by Jerry garrcia |
16 Replies
6413 Views |
October 23, 2022, 05:22:58 pm by Jerry garrcia |
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Rectifier Tube Chart/Cross Reference II
Started by Lectroid |
1 Replies
2216 Views |
October 23, 2022, 04:48:13 pm by bmccowan |
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Bartel Interstage Transformer Circuit
Started by W5FH |
27 Replies
8276 Views |
October 23, 2022, 08:06:25 am by W5FH |
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Princeton Reverb AA764 conductive board?
Started by Willabe |
17 Replies
4858 Views |
October 23, 2022, 06:58:06 am by Esquirefreak |
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4 Replies
2893 Views |
October 22, 2022, 08:27:04 pm by joesatch |
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Vox AC15HW1X Mods
Started by bnwitt |
2 Replies
2742 Views |
October 22, 2022, 07:22:15 pm by bnwitt |
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Low Watt High Gain Project Question
Started by imgumby001 |
4 Replies
2840 Views |
October 22, 2022, 06:16:10 pm by jordan86 |
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12 Replies
4676 Views |
October 22, 2022, 04:01:34 pm by SourCream23 |
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Matchless bulbs?
Started by joesatch |
15 Replies
5226 Views |
October 22, 2022, 10:25:03 am by 66Strat |
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Trem-O-Nator advice needed
Started by Esquirefreak |
18 Replies
4905 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
9595 Views |
October 22, 2022, 07:54:20 am by bnwitt |
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Traynor Effects loop location
Started by Mr.Death |
5 Replies
2874 Views |
October 22, 2022, 04:31:49 am by sluckey |
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Relay capability
Started by joesatch |
10 Replies
3899 Views |
October 21, 2022, 09:16:57 pm by JPK |
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AB763 DR Master Volume question
Started by Lectroid |
8 Replies
3696 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
3559 Views |
October 21, 2022, 03:42:14 am by pdf64 |
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6A7 as a guitar preamp
Started by scstill |
4 Replies
2773 Views |
October 20, 2022, 09:39:43 pm by scstill |
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22 Replies
7894 Views |
October 20, 2022, 09:34:11 pm by scstill |
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6 Replies
3445 Views |
October 20, 2022, 02:55:30 pm by jordane |
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22 Replies
6680 Views |
October 20, 2022, 12:42:28 pm by dwinstonwood |
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40 Replies
8965 Views |
October 20, 2022, 09:01:16 am by sluckey |
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2 Replies
2194 Views |
October 19, 2022, 11:56:51 pm by 12AX7 |
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Single-Ended Push-Pull
Started by dwinstonwood |
2 Replies
2618 Views |
October 19, 2022, 06:01:03 pm by PRR |
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59 Replies
14346 Views |
October 18, 2022, 07:47:52 pm by mresistor |
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7 Replies
3484 Views |
October 18, 2022, 02:14:27 am by Balticnoiseforge |
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29 Replies
7930 Views |
October 17, 2022, 09:14:52 pm by gfarina55 |
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MOVED: 15" Speaker Recommendations
Started by Willabe |
0 Replies
1981 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
4321 Views |
October 17, 2022, 01:19:34 pm by shooter |
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Back-To-Back Power Transformers
Started by TIMBO |
8 Replies
3349 Views |
October 17, 2022, 11:59:12 am by Willabe |
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Tube Town 5a3?
Started by Ledvedder |
19 Replies
4969 Views |
October 17, 2022, 07:36:58 am by Bieworm |
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Oversized choke for vibroverb
Started by valvetones |
1 Replies
2554 Views |
October 17, 2022, 03:44:31 am by pdf64 |
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Technical Question about SE
Started by kagliostro |
10 Replies
4195 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
2798 Views |
October 15, 2022, 02:29:59 pm by sluckey |
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Hoffmann 5F6A bias range
Started by Arry |
6 Replies
3514 Views |
October 15, 2022, 03:34:03 am by Arry |
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3 Replies
2999 Views |
October 14, 2022, 06:13:32 pm by jordan86 |
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3 Replies
2799 Views |
October 14, 2022, 05:04:38 pm by 66Strat |
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