Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 12:21:51 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 12:21:51 pm | ||
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| NoThisFM and 68 Guests are viewing this board. | ||||
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LED burnout! 6.3 VAC
Started by Mook |
8 Replies
7523 Views |
April 22, 2015, 12:24:42 amby PRR |
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Low Loss Tone Control
Started by Ritchie200 |
44 Replies
25839 Views |
April 21, 2015, 08:59:02 pm by Ritchie200 |
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Bias Resistor Calculation
Started by lkrasner |
8 Replies
11983 Views |
April 21, 2015, 12:13:02 pm by jjasilli |
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Sunn 200s B+ too high?
Started by bcreekmur |
4 Replies
5002 Views |
April 21, 2015, 03:30:24 am by SoundmasterG |
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S-6 hammond Chord Organ Donor
Started by mresistor |
13 Replies
7364 Views |
April 20, 2015, 01:12:53 pm by mresistor |
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25 Replies
11556 Views |
April 20, 2015, 10:27:43 am by eleventeen |
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19 Replies
7874 Views |
April 19, 2015, 11:55:17 pm by Toxophilite |
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Speaking Of Trainwrecks...
Started by zendragon63 |
9 Replies
6085 Views |
April 19, 2015, 10:04:29 pm by clyde |
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My output tranny shootout
Started by hesamadman |
8 Replies
6744 Views |
April 19, 2015, 11:54:34 am by jojokeo |
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Red plating el84
Started by hesamadman |
6 Replies
6004 Views |
April 19, 2015, 07:36:50 am by John |
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LED buzzing
Started by JJones |
1 Replies
4131 Views |
April 18, 2015, 08:54:48 pm by shooter |
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trainwreck express
Started by cubby121 |
19 Replies
12650 Views |
April 18, 2015, 03:07:51 pm by VMS |
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Magnatone M10 Weak Output
Started by dpm309 |
28 Replies
12662 Views |
April 18, 2015, 12:38:28 pm by jojokeo |
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PSE Hum with no tubes in
Started by glassesnvests |
13 Replies
8271 Views |
April 18, 2015, 10:35:59 am by glassesnvests |
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8 Replies
6014 Views |
April 17, 2015, 04:41:24 pm by mresistor |
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Tube Shields
Started by TIMBO |
8 Replies
5437 Views |
April 17, 2015, 01:31:27 am by Willabe |
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Tweed Style SE Build
Started by lkrasner |
14 Replies
8376 Views |
April 17, 2015, 12:59:18 am by jojokeo |
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Speaker hook-up to PA Amp???
Started by jjasilli |
14 Replies
8183 Views |
April 16, 2015, 11:55:30 pm by PRR |
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Peavey Classic 50 Wiring Help
Started by boxcarcut |
5 Replies
5665 Views |
April 16, 2015, 12:15:40 pm by mresistor |
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unintentional consequence
Started by shooter |
15 Replies
6396 Views |
April 15, 2015, 11:35:44 pm by PRR |
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MOVED: talk box
Started by Willabe |
0 Replies
3883 Views |
April 15, 2015, 08:37:34 pm by Willabe |
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a few questions
Started by MrPurple |
4 Replies
4631 Views |
April 14, 2015, 08:41:12 pm by tubenit |
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How to figure a transformer's output?
Started by MadMax |
5 Replies
4638 Views |
April 14, 2015, 05:47:24 pm by HotBluePlates |
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tube ident
Started by billcreller |
2 Replies
3670 Views |
April 13, 2015, 11:06:19 pm by billcreller |
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9 Replies
7037 Views |
April 13, 2015, 09:06:23 pm by dwp |
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audio guild amp
Started by burt_toast |
12 Replies
8180 Views |
April 13, 2015, 01:35:54 am by Toxophilite |
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Deluxe reveerb filter caps series
Started by JGk |
1 Replies
4064 Views |
April 10, 2015, 02:57:33 pm by Fresh_Start |
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'tweed amp"
Started by floyd |
3 Replies
4794 Views |
April 10, 2015, 08:19:31 am by sluckey |
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6G15 high end loss(tone suck)
Started by Toxophilite |
6 Replies
6687 Views |
April 09, 2015, 01:56:16 pm by Toxophilite |
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169 Replies
52862 Views |
April 09, 2015, 12:32:39 pm by tubenit |
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Tweed Champ Based Ideas
Started by lkrasner |
17 Replies
10768 Views |
April 09, 2015, 09:37:07 am by kagliostro |
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ac30 filtercaps
Started by Scsoul |
4 Replies
6503 Views |
April 08, 2015, 07:57:36 pm by shooter |
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Mods for the Schedule 40/Champ 5F1/GA-5
Started by waldner |
7 Replies
6047 Views |
April 08, 2015, 12:13:04 am by waldner |
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Voltage spike?
Started by SacDave |
8 Replies
5230 Views |
April 07, 2015, 10:13:15 pm by SacDave |
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2 Replies
4018 Views |
April 07, 2015, 02:29:32 pm by EL34 |
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Technique for wiring RCA plug to cable
Started by John |
6 Replies
4774 Views |
April 07, 2015, 04:52:11 am by John |
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L'il Maggie
Started by sluckey |
25 Replies
10125 Views |
April 06, 2015, 08:04:12 pm by jmp50_1967 |
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3 Replies
4372 Views |
April 06, 2015, 03:29:56 pm by coreysan |
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17 Replies
7460 Views |
April 06, 2015, 03:29:31 pm by VMS |
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2 Replies
5400 Views |
April 06, 2015, 03:23:56 pm by kagliostro |
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12 Replies
10749 Views |
April 06, 2015, 09:43:13 am by jmp50_1967 |
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Humble Tonestack Wierdness
Started by Glennjeff |
0 Replies
3663 Views |
April 06, 2015, 01:29:53 am by Glennjeff |
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B-52 Power Transformer Hookup
Started by dpm309 |
5 Replies
5816 Views |
April 05, 2015, 10:41:08 pm by billcreller |
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33 Replies
13442 Views |
April 05, 2015, 04:33:26 pm by Bill Brown |
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Ampeg VT-40 Screen Grid Question
Started by Jack1962 |
1 Replies
4868 Views |
April 05, 2015, 09:36:25 am by sluckey |
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What to build with this AO-29?
Started by Toxophilite |
35 Replies
11531 Views |
April 05, 2015, 01:20:12 am by Toxophilite |
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Fender Amp schematic/layout problems
Started by Underwood |
12 Replies
6104 Views |
April 04, 2015, 05:44:03 pm by meycom |
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Quad Bias Supply
Started by TIMBO |
18 Replies
8116 Views |
April 03, 2015, 11:44:37 pm by TIMBO |
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Question on KT-66 vs 6L6 vs EL34K
Started by markmalin |
8 Replies
5819 Views |
April 03, 2015, 08:17:54 pm by shooter |
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197 Replies
77181 Views |
April 03, 2015, 05:16:12 pm by TIMBO |
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