Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 08:08:40 pm
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 08:08:40 pm | ||
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Question about PT & OT for el95 PP amp
Started by kagliostro |
12 Replies
8185 Views |
April 17, 2013, 10:39:43 pmby jojokeo |
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4 Replies
2937 Views |
April 17, 2013, 07:31:46 pm by HotBluePlates |
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PI questions
Started by Ghetto_Soundwave |
5 Replies
2811 Views |
April 17, 2013, 07:30:28 pm by HotBluePlates |
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Dual SE Plexi.
Started by DummyLoad |
23 Replies
7807 Views |
April 17, 2013, 11:31:49 am by DummyLoad |
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PT with separate bias winding
Started by Ed_Chambley |
15 Replies
6349 Views |
April 16, 2013, 08:45:06 am by Ed_Chambley |
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10 Replies
6319 Views |
April 14, 2013, 09:32:23 am by stratele52 |
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10 Replies
4719 Views |
April 14, 2013, 03:31:27 am by SoundmasterG |
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Bassman 10 headroom
Started by bassisst90 |
12 Replies
4775 Views |
April 13, 2013, 08:33:23 pm by bassisst90 |
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4 Replies
3696 Views |
April 13, 2013, 02:07:33 pm by spacelabstudio |
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Russian 6V6GT and 6L6GC equivalents?
Started by g-man |
6 Replies
7819 Views |
April 12, 2013, 04:28:03 pm by Ed_Chambley |
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Cap Voltage Question
Started by plexi50 |
2 Replies
1977 Views |
April 11, 2013, 02:55:44 pm by plexi50 |
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25 Replies
7018 Views |
April 11, 2013, 10:23:30 am by smackoj |
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6G15 Clone problem
Started by keithpop |
6 Replies
3513 Views |
April 10, 2013, 09:11:54 pm by keithpop |
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Twin Reverb sounds bad
Started by Bullet175 |
20 Replies
6738 Views |
April 10, 2013, 06:21:37 pm by Willabe |
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15 Replies
5736 Views |
April 10, 2013, 02:51:49 pm by nandrewjackson |
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Mesa Boogie ; Pots needed
Started by stratele52 |
17 Replies
7742 Views |
April 10, 2013, 09:42:49 am by eleventeen |
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Mesa Road King low output
Started by flocentblack |
11 Replies
5132 Views |
April 10, 2013, 01:12:40 am by phsyconoodler |
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Determining Filter Cap Values
Started by Ed_Chambley |
5 Replies
4624 Views |
April 09, 2013, 07:58:06 pm by PRR |
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Little SE amp, 6SL7 and 6V6
Started by John |
2 Replies
3807 Views |
April 09, 2013, 04:36:05 pm by John |
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Flameproof resistors question
Started by kagliostro |
2 Replies
2269 Views |
April 09, 2013, 03:59:52 pm by kagliostro |
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another trem problem
Started by floyd |
22 Replies
6624 Views |
April 09, 2013, 02:57:59 pm by sluckey |
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Is this an UL Power Amp or not ?
Started by kagliostro |
9 Replies
3311 Views |
April 09, 2013, 12:26:45 pm by kagliostro |
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Secret of the big headroom?
Started by Leevi |
12 Replies
4069 Views |
April 09, 2013, 09:19:11 am by Leevi |
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6 Replies
3009 Views |
April 07, 2013, 10:23:55 pm by DummyLoad |
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Low watt amp power supply, design problems.
Started by rob_h |
13 Replies
5573 Views |
April 06, 2013, 09:41:52 pm by rob_h |
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6 Replies
7422 Views |
April 05, 2013, 09:24:39 pm by alerich |
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0 Replies
1664 Views |
April 05, 2013, 06:05:03 pm by tubenit |
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3 Replies
3634 Views |
April 05, 2013, 04:10:34 pm by Scsoul |
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HELP!! ENGL Powerball trouble.
Started by trikmorgan |
29 Replies
13418 Views |
April 05, 2013, 10:29:09 am by punkykatt |
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4 Replies
3548 Views |
April 04, 2013, 11:21:14 pm by DummyLoad |
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EL90 alternatives
Started by teletubbie |
4 Replies
8336 Views |
April 04, 2013, 09:27:20 pm by HotBluePlates |
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Reducing the FIZZ and BUZZ
Started by TIMBO |
6 Replies
3210 Views |
April 04, 2013, 05:17:23 am by tubenit |
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Ampeg VT22 V4
Started by shortfuse |
11 Replies
5553 Views |
April 03, 2013, 09:40:57 pm by PRR |
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D'Mars ODS & FX (non-5879)
Started by tubenit |
1 Replies
2488 Views |
April 03, 2013, 11:35:22 am by SILVERGUN |
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ampeg build, M12,R12R reverbrocket.
Started by Tom_Hull |
5 Replies
3398 Views |
April 03, 2013, 07:48:59 am by Tom_Hull |
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6L6's in Princeton clone
Started by frankeg |
10 Replies
5824 Views |
April 03, 2013, 07:45:19 am by Ed_Chambley |
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2 Replies
4156 Views |
April 03, 2013, 02:45:20 am by kagliostro |
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Choke orientation
Started by alerich |
25 Replies
11378 Views |
April 03, 2013, 12:14:50 am by jojokeo |
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Dumble Distortion Circuit Design
Started by silverfox |
11 Replies
7413 Views |
April 02, 2013, 05:49:47 pm by jazbo8 |
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Carolina Blues Special build for a friend
Started by BarryW |
7 Replies
3867 Views |
April 01, 2013, 11:01:27 am by BarryW |
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52 Replies
13498 Views |
March 31, 2013, 07:04:36 pm by HotBluePlates |
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PLEXI 6V6 With OD
Started by TIMBO |
3 Replies
2494 Views |
March 31, 2013, 06:49:33 pm by tubenit |
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44 Replies
13273 Views |
March 30, 2013, 04:15:18 pm by SILVERGUN |
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2 Replies
5380 Views |
March 30, 2013, 06:31:30 am by kagliostro |
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New Power Amp Build
Started by silverfox |
6 Replies
3150 Views |
March 29, 2013, 09:32:55 pm by HotBluePlates |
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72 Quad Reverb heater wires crossed?
Started by Mars-Hall |
6 Replies
2922 Views |
March 29, 2013, 08:02:54 pm by jeff |
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Problem with pots
Started by ericlen838 |
4 Replies
2289 Views |
March 29, 2013, 10:15:53 am by stratele52 |
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Schematic for National Glenwood 2x12
Started by six_eight |
3 Replies
3003 Views |
March 28, 2013, 05:13:24 pm by six_eight |
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Pro reverb tremolo problem
Started by Underwood |
7 Replies
3026 Views |
March 28, 2013, 03:08:57 pm by punkykatt |
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Pro reverb vibrato noise
Started by Underwood |
0 Replies
1918 Views |
March 28, 2013, 10:31:41 am by Underwood |
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