Welcome To the Hoffman Amplifiers Forum
September 06, 2025, 09:21:15 am
Welcome To the Hoffman Amplifiers ForumSeptember 06, 2025, 09:21:15 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 23 Guests are viewing this board. | ||||
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Power Transformer Recommendation - 2x6550
Started by W5FH |
3 Replies
2220 Views |
November 03, 2022, 10:59:28 amby W5FH |
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hammond 372BX connections
Started by rafaelctt |
7 Replies
2690 Views |
November 03, 2022, 10:53:42 am by rafaelctt |
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Switchcraft vs. Cliff 1/4" Jacks
Started by DuaneOh |
3 Replies
2856 Views |
November 02, 2022, 06:20:48 pm by acheld |
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6j6 LTP experiment
Started by BrainDeadAmps |
4 Replies
2617 Views |
November 01, 2022, 06:53:18 pm by BrainDeadAmps |
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22 Replies
10617 Views |
November 01, 2022, 12:38:43 am by PRR |
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Behavior of 807 power tubes
Started by Leevi |
1 Replies
1816 Views |
November 01, 2022, 12:34:47 am by PRR |
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6BM8 triode plate resistor Q
Started by tubenit |
8 Replies
2592 Views |
October 31, 2022, 12:03:05 pm by PRR |
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4 Replies
2289 Views |
October 31, 2022, 09:26:00 am by JPK |
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5F1 Build Thumping Problem?
Started by oogabooga23 |
11 Replies
2738 Views |
October 30, 2022, 08:23:05 pm by oogabooga23 |
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Ampeg B-15-NF question
Started by mresistor |
5 Replies
2424 Views |
October 30, 2022, 06:48:55 pm by mresistor |
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How to Wire Unused Triodes
Started by Thisismyname |
5 Replies
2666 Views |
October 30, 2022, 11:48:53 am by sluckey |
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3 Replies
2842 Views |
October 30, 2022, 05:35:20 am by pdf64 |
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Vox or Lightning Preamp
Started by johngovan |
4 Replies
1939 Views |
October 29, 2022, 10:01:16 am by jordan86 |
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Tonestack switching confusion
Started by Zenabi |
14 Replies
3513 Views |
October 29, 2022, 10:00:45 am by Zenabi |
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16 Replies
3953 Views |
October 29, 2022, 12:09:47 am by jordan86 |
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9 Replies
3719 Views |
October 28, 2022, 03:21:54 pm by Willabe |
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Artificial center tap for my 5e3 build
Started by Ledvedder |
2 Replies
1929 Views |
October 28, 2022, 07:03:26 am by Ledvedder |
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5 Replies
2489 Views |
October 27, 2022, 09:36:18 pm by PRR |
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HiWatt DR-103 Phase Inverter
Started by W5FH |
3 Replies
2827 Views |
October 26, 2022, 09:19:35 pm by W5FH |
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Reverb problem Sound X-305R
Started by jamesedmunda |
0 Replies
1659 Views |
October 26, 2022, 05:31:27 pm by jamesedmunda |
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Good 5e3 build instructions?
Started by Ledvedder |
3 Replies
2023 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
3018 Views |
October 26, 2022, 12:39:24 pm by oogabooga23 |
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Circuit question
Started by joesatch |
1 Replies
1793 Views |
October 26, 2022, 09:40:44 am by sluckey |
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55 Replies
10920 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
2368 Views |
October 25, 2022, 05:45:37 pm by johngovan |
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SS rectifier snubber networks
Started by Esquirefreak |
18 Replies
4599 Views |
October 25, 2022, 03:45:58 pm by Esquirefreak |
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unusual results from bright cap
Started by joesatch |
4 Replies
2095 Views |
October 25, 2022, 10:50:22 am by joesatch |
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Is this a ceramic?
Started by 12AX7 |
18 Replies
3789 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
2575 Views |
October 25, 2022, 10:13:56 am by pdf64 |
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Mullard 6BM8
Started by rafe |
6 Replies
2300 Views |
October 25, 2022, 06:27:45 am by kde |
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Magnatone Panaramic Amplifier
Started by dmp |
11 Replies
3071 Views |
October 24, 2022, 09:28:28 am by dmp |
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18 Replies
3691 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
4816 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
1622 Views |
October 23, 2022, 04:48:13 pm by bmccowan |
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Bartel Interstage Transformer Circuit
Started by W5FH |
27 Replies
6625 Views |
October 23, 2022, 08:06:25 am by W5FH |
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Princeton Reverb AA764 conductive board?
Started by Willabe |
17 Replies
3579 Views |
October 23, 2022, 06:58:06 am by Esquirefreak |
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4 Replies
2021 Views |
October 22, 2022, 08:27:04 pm by joesatch |
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Vox AC15HW1X Mods
Started by bnwitt |
2 Replies
1961 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
2206 Views |
October 22, 2022, 06:16:10 pm by jordan86 |
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12 Replies
3266 Views |
October 22, 2022, 04:01:34 pm by SourCream23 |
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Matchless bulbs?
Started by joesatch |
15 Replies
4172 Views |
October 22, 2022, 10:25:03 am by 66Strat |
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Trem-O-Nator advice needed
Started by Esquirefreak |
18 Replies
3597 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
6810 Views |
October 22, 2022, 07:54:20 am by bnwitt |
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Traynor Effects loop location
Started by Mr.Death |
5 Replies
2341 Views |
October 22, 2022, 04:31:49 am by sluckey |
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Relay capability
Started by joesatch |
10 Replies
2871 Views |
October 21, 2022, 09:16:57 pm by JPK |
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AB763 DR Master Volume question
Started by Lectroid |
8 Replies
2724 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
2764 Views |
October 21, 2022, 03:42:14 am by pdf64 |
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6A7 as a guitar preamp
Started by scstill |
4 Replies
2209 Views |
October 20, 2022, 09:39:43 pm by scstill |
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22 Replies
6730 Views |
October 20, 2022, 09:34:11 pm by scstill |
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6 Replies
2699 Views |
October 20, 2022, 02:55:30 pm by jordane |
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