Welcome To the Hoffman Amplifiers Forum
April 27, 2026, 06:33:00 pm
Welcome To the Hoffman Amplifiers ForumApril 27, 2026, 06:33:00 pm | ||
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picking up radio interference
Started by smackoj |
21 Replies
9938 Views |
February 04, 2013, 10:08:07 amby sluckey |
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42 Replies
13565 Views |
February 03, 2013, 07:42:29 pm by Gary_S |
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Will this work on a AB763 Twin
Started by Gone_Fishing |
3 Replies
3809 Views |
February 03, 2013, 02:05:01 pm by Gone_Fishing |
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Thunderfunk numbers?
Started by crashtm1 |
3 Replies
3307 Views |
February 03, 2013, 09:26:19 am by HotBluePlates |
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Variable Capacitors
Started by llama |
3 Replies
4765 Views |
February 02, 2013, 08:12:53 am by kagliostro |
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Fender HOT ROD De Ville
Started by Colas LeGrippa |
10 Replies
5058 Views |
February 01, 2013, 04:51:27 pm by Colas LeGrippa |
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10 Replies
18367 Views |
February 01, 2013, 04:29:23 pm by HotBluePlates |
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Aussie Made Stuff - Score #1
Started by TIMBO |
5 Replies
4308 Views |
February 01, 2013, 03:35:47 pm by TIMBO |
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STEREO TUBE AMP PP 2X35W WITH 6CA7
Started by biker883 |
8 Replies
5615 Views |
February 01, 2013, 12:36:37 pm by biker883 |
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Big Bottle clean amp ~30-40 watts
Started by llama |
15 Replies
7603 Views |
February 01, 2013, 11:38:44 am by SILVERGUN |
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Tube Chart Preservation
Started by plexi50 |
7 Replies
4668 Views |
February 01, 2013, 10:31:04 am by plexi50 |
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Subject of the Week Study
Started by silverfox |
2 Replies
3297 Views |
February 01, 2013, 12:20:22 am by PRR |
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Hoffman's 251k....251pf >500v Ceramic Caps
Started by Doc58 |
4 Replies
3805 Views |
February 01, 2013, 12:11:17 am by PRR |
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New Build- Circuit Question
Started by silverfox |
1 Replies
3573 Views |
January 31, 2013, 11:08:37 pm by HotBluePlates |
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Do I need to Bias?
Started by Doc58 |
2 Replies
3570 Views |
January 31, 2013, 09:56:17 pm by HotBluePlates |
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Blues DeVille Bias Problem
Started by plexi50 |
4 Replies
4024 Views |
January 31, 2013, 03:24:51 pm by Willabe |
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Strange sound in my amplifier
Started by Danilewicz |
10 Replies
5335 Views |
January 31, 2013, 03:11:40 pm by John |
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10 Replies
6332 Views |
January 31, 2013, 02:18:13 pm by sonicguitars |
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Playing with Load
Started by jeff |
0 Replies
2854 Views |
January 31, 2013, 01:40:00 pm by jeff |
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Diezel Einstein
Started by shortfuse |
3 Replies
5053 Views |
January 31, 2013, 10:32:42 am by darkbluemurder |
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What purpose do these resistors serve?
Started by SILVERGUN |
31 Replies
11548 Views |
January 30, 2013, 06:59:27 pm by HotBluePlates |
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Power Transformer Headache
Started by silverfox |
9 Replies
5888 Views |
January 30, 2013, 01:40:45 pm by eleventeen |
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Question about lead dress
Started by 12AX7 |
13 Replies
10261 Views |
January 29, 2013, 07:02:01 am by HotBluePlates |
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Traynor YSR1 Tonestack
Started by plexi50 |
16 Replies
11266 Views |
January 29, 2013, 07:00:18 am by plexi50 |
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No millivolt reading at 1 ohm resistor
Started by Underwood |
20 Replies
8747 Views |
January 29, 2013, 06:52:12 am by Colas LeGrippa |
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43 Replies
19985 Views |
January 28, 2013, 03:36:07 pm by Platefire |
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Hum Question
Started by alerich |
7 Replies
6396 Views |
January 28, 2013, 02:16:35 pm by Platefire |
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another SUPER REVERB sick
Started by Colas LeGrippa |
18 Replies
8190 Views |
January 27, 2013, 08:34:42 pm by Colas LeGrippa |
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61 Replies
19838 Views |
January 27, 2013, 04:33:01 pm by TIMBO |
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Fender 75 project amp
Started by phsyconoodler |
23 Replies
10534 Views |
January 27, 2013, 03:05:41 pm by phsyconoodler |
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Tungsten Crema Wheat
Started by Leevi |
8 Replies
10119 Views |
January 27, 2013, 05:07:18 am by Leevi |
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Did I wire this fuse right to the live?
Started by frank57 |
7 Replies
4015 Views |
January 26, 2013, 11:42:08 am by frank57 |
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1973 Princeton Reverb question
Started by Michael1 |
18 Replies
8555 Views |
January 26, 2013, 06:55:32 am by plexi50 |
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7 Replies
4246 Views |
January 26, 2013, 03:29:51 am by kagliostro |
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11 Replies
5772 Views |
January 25, 2013, 10:46:13 pm by SoundmasterG |
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Deluxe Bassman Reverb
Started by tubenit |
9 Replies
5062 Views |
January 25, 2013, 09:46:32 pm by printer2 |
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5E3 blowing a speaker?
Started by Madison |
11 Replies
5803 Views |
January 25, 2013, 11:19:24 am by archaos |
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4 Replies
4177 Views |
January 25, 2013, 03:45:47 am by jazbo8 |
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16 Replies
7361 Views |
January 24, 2013, 04:12:34 pm by DummyLoad |
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PUSH-PULL, no cathode follower ?
Started by Colas LeGrippa |
4 Replies
3814 Views |
January 24, 2013, 02:30:43 pm by DummyLoad |
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0 Replies
4091 Views |
January 24, 2013, 10:32:32 am by dkevin |
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Is this Fuse Switch Plug wiring wrong?
Started by frank57 |
14 Replies
11095 Views |
January 24, 2013, 08:21:20 am by frank57 |
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Top Gun Toobz.
Started by DummyLoad |
7 Replies
5153 Views |
January 24, 2013, 07:16:35 am by kagliostro |
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6 Replies
4246 Views |
January 23, 2013, 10:39:58 pm by 12AX7 |
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Is this Schematic correction right?
Started by frank57 |
5 Replies
5160 Views |
January 23, 2013, 04:56:58 pm by Willabe |
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Best AB763 MV
Started by jim |
3 Replies
3431 Views |
January 23, 2013, 08:54:18 am by jim |
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Transformers
Started by Medman |
0 Replies
3186 Views |
January 23, 2013, 07:45:38 am by Medman |
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AB-763 w/ EL-84's?
Started by duke of earl |
6 Replies
4067 Views |
January 23, 2013, 07:25:10 am by tubenit |
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Oscillation with volume knob down?
Started by John |
2 Replies
4376 Views |
January 23, 2013, 05:55:31 am by John |
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EVH mod ??????????
Started by Colas LeGrippa |
37 Replies
14917 Views |
January 22, 2013, 11:57:45 pm by HotBluePlates |
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