Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 09:59:27 am
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 09:59:27 am | ||
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2 Replies
2027 Views |
April 05, 2024, 12:21:52 amby Jerry garrcia |
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6AQ5 Voltages Univox U80A
Started by astronomicum |
2 Replies
2335 Views |
April 04, 2024, 07:24:28 pm by astronomicum |
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AB763 preamp tremolo
Started by Esquirefreak |
12 Replies
3496 Views |
April 04, 2024, 06:00:09 pm by Esquirefreak |
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Inexpensive power tubes...
Started by AmberB |
17 Replies
4893 Views |
April 04, 2024, 04:19:53 pm by tdvt |
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LOWATT DR103 clone power section
Started by idsnowdog |
4 Replies
2523 Views |
April 04, 2024, 07:49:51 am by idsnowdog |
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AB Lite question
Started by Beezerboy |
18 Replies
5435 Views |
April 03, 2024, 06:33:08 pm by Beezerboy |
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Allen 5F1+ (or something like it)
Started by munkeyboy |
45 Replies
14062 Views |
April 03, 2024, 12:43:18 pm by passaloutre |
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Hoffman PR with Raw Control
Started by Jrusto |
4 Replies
2381 Views |
April 03, 2024, 12:03:04 pm by mresistor |
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9 Replies
3373 Views |
April 03, 2024, 07:35:40 am by MrPink |
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5F1 build using EIA wiring color code!
Started by XYZGnomon |
7 Replies
3297 Views |
April 02, 2024, 03:22:02 pm by sluckey |
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Wiring Colors and how you use them
Started by Ed_Chambley |
37 Replies
11552 Views |
April 01, 2024, 12:38:22 pm by sluckey |
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trouble with a relay supply circuit
Started by luthierwnc |
9 Replies
3360 Views |
April 01, 2024, 12:32:43 pm by luthierwnc |
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1982 Rivera Super Champ Reverb Tank?
Started by plexi50 |
5 Replies
5656 Views |
April 01, 2024, 10:07:49 am by mrobbins |
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Push/pull 6V6 amp build dilemma
Started by AmberB |
36 Replies
9522 Views |
March 31, 2024, 05:59:52 pm by PRR |
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Ampeg G15 Pilot Light
Started by Ryan22 |
10 Replies
3576 Views |
March 31, 2024, 03:26:30 pm by mresistor |
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Rectification help
Started by joesatch |
7 Replies
2855 Views |
March 31, 2024, 02:32:32 pm by joesatch |
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DuMar-V6 with AO-29 PT
Started by CrocMule |
32 Replies
8319 Views |
March 31, 2024, 12:40:09 pm by CrocMule |
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Choke size
Started by Diverted |
8 Replies
3754 Views |
March 30, 2024, 10:07:00 pm by Diverted |
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First Project Considerations
Started by hpdonat |
12 Replies
4188 Views |
March 30, 2024, 04:41:10 pm by electrical |
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How to set AC load for triode testing
Started by acheld |
9 Replies
3502 Views |
March 30, 2024, 04:10:19 pm by shooter |
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8417 Power Tubes
Started by plexi50 |
9 Replies
3908 Views |
March 30, 2024, 10:45:56 am by shooter |
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8-10W SE question
Started by Diverted |
4 Replies
2669 Views |
March 29, 2024, 11:17:19 pm by PRR |
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JTM50 tone controls
Started by Brownie |
5 Replies
3073 Views |
March 29, 2024, 07:22:26 pm by pdf64 |
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Gibson BA15-RV Bass Control
Started by separateness |
0 Replies
2293 Views |
March 28, 2024, 07:47:58 pm by separateness |
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3 Replies
2415 Views |
March 28, 2024, 07:28:56 pm by Lambertini |
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Reverb mounting and connections
Started by dude |
1 Replies
2161 Views |
March 28, 2024, 05:12:38 pm by tdvt |
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Bruno UG 30 vs DR Z Wreck
Started by cap217 |
4 Replies
3454 Views |
March 28, 2024, 09:10:41 am by cap217 |
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19 Replies
5978 Views |
March 27, 2024, 01:19:46 pm by pullshocks |
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12 Replies
5380 Views |
March 27, 2024, 09:57:59 am by Yeatzee |
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Half power Princeton Reverb
Started by Jrusto |
12 Replies
4115 Views |
March 27, 2024, 07:04:54 am by pdf64 |
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Cold clipper question.
Started by Colas LeGrippa |
10 Replies
3982 Views |
March 26, 2024, 09:56:00 pm by Colas LeGrippa |
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18 Replies
6154 Views |
March 26, 2024, 07:51:01 pm by HotBluePlates |
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65' Twin Reverb motorboating
Started by SMSgtCC |
44 Replies
7742 Views |
March 26, 2024, 01:38:03 pm by mresistor |
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AB763 built incrementally - question
Started by jbrrrrr |
4 Replies
2389 Views |
March 26, 2024, 02:24:40 am by Beezerboy |
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1 Replies
2542 Views |
March 25, 2024, 07:13:04 am by sluckey |
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Half Power Switch
Started by TIMBO |
5 Replies
2740 Views |
March 25, 2024, 05:46:32 am by kagliostro |
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9 Replies
3682 Views |
March 25, 2024, 03:29:39 am by tubeswell |
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16 Replies
4843 Views |
March 24, 2024, 09:49:18 pm by glass54 |
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11 Replies
5211 Views |
March 24, 2024, 02:52:02 pm by PRR |
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25 Replies
6252 Views |
March 24, 2024, 09:12:43 am by wsscott |
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JCM 2000 TSL100 issue
Started by Colas LeGrippa |
8 Replies
2962 Views |
March 24, 2024, 07:38:28 am by Latole |
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grounding question
Started by Beezerboy |
5 Replies
2492 Views |
March 24, 2024, 01:05:10 am by Beezerboy |
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US transformer in a UK amp
Started by BadDave |
2 Replies
1926 Views |
March 23, 2024, 10:45:32 pm by PRR |
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Dual Cathode Resistors
Started by clyde |
19 Replies
4378 Views |
March 23, 2024, 03:59:51 am by kagliostro |
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22 Replies
5521 Views |
March 23, 2024, 02:53:42 am by Jerry garrcia |
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Checking frequency with MM
Started by dude |
6 Replies
2389 Views |
March 22, 2024, 09:49:58 pm by passaloutre |
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13 Replies
4690 Views |
March 22, 2024, 11:38:44 am by tubeswell |
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Identify hifi output transformer taps
Started by atmars |
3 Replies
2144 Views |
March 21, 2024, 10:53:21 pm by atmars |
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0 Replies
1571 Views |
March 21, 2024, 11:41:05 am by markmalin |
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Existing chassis holes?
Started by passaloutre |
13 Replies
3552 Views |
March 21, 2024, 08:19:12 am by kagliostro |
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