Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 09:09:11 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 09:09:11 am | ||
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9 Replies
3885 Views |
June 15, 2016, 07:51:53 pmby Ambugaton |
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7 Replies
2959 Views |
June 15, 2016, 06:29:12 pm by G._Hoffman |
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1974 Super Reverb
Started by mresistor |
14 Replies
5112 Views |
June 15, 2016, 08:44:54 am by mresistor |
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Sunn Spectrum Voltages
Started by Hellawatt |
11 Replies
4672 Views |
June 15, 2016, 02:06:46 am by SoundmasterG |
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Grid Stoppers for KT66s
Started by p2pAmps |
17 Replies
6084 Views |
June 14, 2016, 08:12:45 pm by tubenit |
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4 Replies
2955 Views |
June 14, 2016, 10:27:15 am by fingersoccer |
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New build, choked up?
Started by CraigB |
27 Replies
7140 Views |
June 13, 2016, 08:57:17 am by CraigB |
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7 Replies
2706 Views |
June 13, 2016, 06:01:18 am by nateflanigan |
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2 Replies
1889 Views |
June 13, 2016, 12:07:12 am by dbroekema |
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Prince Royal schematic
Started by Blind Lemon |
19 Replies
4541 Views |
June 12, 2016, 12:52:26 pm by Blind Lemon |
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Can someone tell me what this is?
Started by silat |
21 Replies
4919 Views |
June 12, 2016, 10:55:56 am by silat |
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12 Replies
4628 Views |
June 12, 2016, 10:25:14 am by jojokeo |
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Not having exact resistor values
Started by pbman1953 |
5 Replies
2931 Views |
June 12, 2016, 09:02:50 am by pbman1953 |
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35-watts from 2 Tubes?
Started by jbefumo |
22 Replies
7737 Views |
June 11, 2016, 05:43:37 pm by kagliostro |
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4 Replies
3573 Views |
June 11, 2016, 02:31:22 pm by kagliostro |
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SS driven OTs?
Started by Paul1453 |
14 Replies
4375 Views |
June 11, 2016, 08:52:30 am by HotBluePlates |
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12 Replies
9651 Views |
June 11, 2016, 08:52:26 am by leevc5 |
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2 Replies
1860 Views |
June 11, 2016, 05:51:33 am by Leevi |
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8 Replies
4743 Views |
June 10, 2016, 02:47:46 pm by Paul1453 |
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Matchless clubman 35
Started by Leevi |
22 Replies
11394 Views |
June 09, 2016, 11:10:42 pm by PRR |
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Odd circuits?
Started by shooter |
2 Replies
2045 Views |
June 09, 2016, 08:47:29 pm by shooter |
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Amp with one tube
Started by Leevi |
33 Replies
8762 Views |
June 09, 2016, 03:43:41 pm by kagliostro |
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fuzzy/pumping tremolo
Started by casssax |
4 Replies
2240 Views |
June 09, 2016, 11:13:11 am by PRR |
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Bridging AB763 Channels 'in phase'
Started by Alistar |
10 Replies
3270 Views |
June 09, 2016, 10:24:41 am by pompeiisneaks |
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R4YB for GZ34
Started by Oddvar |
7 Replies
2777 Views |
June 08, 2016, 08:07:01 pm by jjasilli |
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12 Replies
6803 Views |
June 08, 2016, 08:04:42 pm by sluckey |
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Tube Data Charts
Started by hesamadman |
4 Replies
2314 Views |
June 08, 2016, 04:37:39 pm by pompeiisneaks |
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Bassman trouble, again
Started by Oddvar |
14 Replies
3801 Views |
June 08, 2016, 12:49:11 pm by HotBluePlates |
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Plate to Plate Load Impedance
Started by hesamadman |
6 Replies
5514 Views |
June 07, 2016, 11:47:22 pm by PRR |
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reverb tank output
Started by jeff |
2 Replies
1853 Views |
June 07, 2016, 01:07:09 pm by PRR |
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Full Circle Build
Started by silverfox |
12 Replies
3256 Views |
June 07, 2016, 12:25:06 am by silverfox |
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13 Replies
5676 Views |
June 06, 2016, 06:43:23 pm by TheTubeNoob |
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No sound just hum in 18 watt stout
Started by taylorc315 |
1 Replies
2110 Views |
June 06, 2016, 03:17:16 pm by p2pAmps |
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118 Replies
29321 Views |
June 06, 2016, 07:33:44 am by Platefire |
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How hot is too hot for AC15-ish build?
Started by dbroekema |
9 Replies
6477 Views |
June 06, 2016, 02:17:23 am by smackoj |
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Rewiring record player amp- Mind Blown!!!!
Started by jeff |
25 Replies
5865 Views |
June 05, 2016, 11:04:39 pm by jeff |
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High gain metal style tone build
Started by hesamadman |
2 Replies
2322 Views |
June 05, 2016, 05:33:23 pm by hesamadman |
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Getting the hum out of a 65 Vibro Champ
Started by dude |
40 Replies
13042 Views |
June 04, 2016, 09:45:17 pm by HotBluePlates |
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3 Replies
2190 Views |
June 04, 2016, 05:46:31 pm by sluckey |
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Filter cap on stout tmb
Started by taylorc315 |
1 Replies
1950 Views |
June 04, 2016, 05:45:46 pm by HotBluePlates |
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Wattage Plot and questions
Started by casssax |
6 Replies
2727 Views |
June 04, 2016, 04:24:15 pm by HotBluePlates |
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5G9/Warbler
Started by Willabe |
9 Replies
3482 Views |
June 03, 2016, 10:52:29 pm by Willabe |
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6AU6 6AQ5 guitar amp
Started by Paul1453 |
23 Replies
23549 Views |
June 03, 2016, 11:46:42 am by Paul1453 |
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Removing Bass Frequencies
Started by clyde |
40 Replies
11704 Views |
June 02, 2016, 06:19:51 pm by 2deaf |
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Tube pre amp in a pedal box question
Started by labb |
5 Replies
3135 Views |
June 02, 2016, 02:39:17 pm by SILVERGUN |
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Hoffman 50 watt head and Hoffman reverb unit
Started by EL34 |
7 Replies
2438 Views |
June 02, 2016, 12:22:24 pm by EL34 |
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Brown Sound
Started by TIMBO |
39 Replies
10983 Views |
June 02, 2016, 11:16:15 am by shooter |
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Contact and other cleaners
Started by p2pAmps |
7 Replies
3067 Views |
June 02, 2016, 09:16:42 am by p2pAmps |
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Weber OT gave in, new one swapable?
Started by Oddvar |
33 Replies
6971 Views |
June 02, 2016, 09:15:40 am by pompeiisneaks |
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64 Replies
17670 Views |
June 01, 2016, 07:02:04 pm by G._Hoffman |
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