Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:08:55 pm
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:08:55 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| drtaylor12 and 59 Guests are viewing this board. | ||||
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Bad plate resistors
Started by daveyajd |
6 Replies
5963 Views |
February 22, 2012, 10:52:43 amby daveyajd |
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8 Replies
4021 Views |
February 22, 2012, 12:10:35 am by overtone |
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2204 Marshall Build Half Power Switch
Started by Ed_Chambley |
7 Replies
6636 Views |
February 20, 2012, 07:36:36 pm by alerich |
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Princeton Reverb cabinet plans
Started by TubeGeek |
12 Replies
19319 Views |
February 20, 2012, 07:28:34 pm by TubeGeek |
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13 Replies
7383 Views |
February 20, 2012, 02:42:25 pm by proaudioguy |
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Fender 3 prong plug wiring (and more)
Started by daveyajd |
12 Replies
10227 Views |
February 20, 2012, 10:57:49 am by birt |
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Hammond 125D Hookup for ECL84 Tubes
Started by TIMBO |
9 Replies
6140 Views |
February 19, 2012, 11:52:22 pm by TIMBO |
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Attenuator schematic?
Started by 12AX7 |
1 Replies
10745 Views |
February 19, 2012, 03:55:23 pm by kagliostro |
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13 Replies
6287 Views |
February 19, 2012, 03:50:08 pm by HotBluePlates |
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Webster re-do
Started by John |
2 Replies
2535 Views |
February 19, 2012, 12:27:12 pm by John |
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Bogen Amp Project
Started by daveyajd |
11 Replies
5845 Views |
February 19, 2012, 01:51:26 am by Willabe |
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Help Please 6G15 Reverb Feed Back
Started by Willabe |
5 Replies
4790 Views |
February 18, 2012, 09:42:23 pm by Willabe |
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What's happening here?
Started by tubenit |
7 Replies
4778 Views |
February 18, 2012, 08:44:46 pm by tubeswell |
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Question on 1 tube reverb
Started by ACDCG400 |
5 Replies
3714 Views |
February 18, 2012, 01:15:02 pm by ACDCG400 |
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2 Replies
2686 Views |
February 18, 2012, 11:57:59 am by Colas LeGrippa |
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foot switch with light
Started by chuggy |
1 Replies
2426 Views |
February 18, 2012, 10:35:17 am by jeff |
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Within a 12AX7
Started by jeff |
8 Replies
4499 Views |
February 18, 2012, 10:15:30 am by jeff |
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need to drop 30V
Started by bnew63 |
13 Replies
4875 Views |
February 18, 2012, 03:04:01 am by stratele52 |
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8 Replies
4215 Views |
February 18, 2012, 01:26:03 am by G._Hoffman |
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Custom Princeton chassis???
Started by crashtm1 |
0 Replies
2488 Views |
February 17, 2012, 11:12:49 pm by crashtm1 |
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7 Replies
4618 Views |
February 17, 2012, 06:51:15 pm by bruno |
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30 Replies
10173 Views |
February 17, 2012, 04:08:56 pm by tubeswell |
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Anyone built an ac30 using 6V6s?
Started by bruno |
4 Replies
3939 Views |
February 17, 2012, 09:38:11 am by darkbluemurder |
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5 Replies
4421 Views |
February 17, 2012, 06:28:58 am by Ed_Chambley |
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Judge roy bean tone stack?
Started by 12AX7 |
3 Replies
5850 Views |
February 17, 2012, 04:47:52 am by bruno |
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How to interpret circuit simulation
Started by frank57 |
0 Replies
2671 Views |
February 16, 2012, 02:16:26 pm by frank57 |
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1 Replies
2739 Views |
February 16, 2012, 10:36:59 am by jjasilli |
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choke input power supply help
Started by jbrew73 |
9 Replies
5752 Views |
February 16, 2012, 05:56:31 am by jbrew73 |
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9 Replies
5501 Views |
February 16, 2012, 05:45:24 am by John |
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Theory behind PI problem(?)
Started by Geezer |
2 Replies
3029 Views |
February 15, 2012, 05:53:59 pm by Geezer |
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Grounding questions
Started by 12AX7 |
1 Replies
3663 Views |
February 15, 2012, 05:21:37 pm by stratele52 |
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19 Replies
8639 Views |
February 15, 2012, 10:06:56 am by Ed_Chambley |
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help with new amp
Started by bnew63 |
14 Replies
5909 Views |
February 15, 2012, 09:07:34 am by Ed_Chambley |
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Snake oil? or cork sniffing?
Started by tubeswell |
10 Replies
4904 Views |
February 15, 2012, 05:45:16 am by EL34 |
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Doug's Board Material
Started by Ed_Chambley |
7 Replies
4046 Views |
February 15, 2012, 05:39:40 am by EL34 |
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Green Bullet: EF86 + 5E3 in U.L. mode.
Started by chocopower |
44 Replies
17946 Views |
February 14, 2012, 08:12:15 pm by chocopower |
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Voicing/Master Volume
Started by ajeffcote |
19 Replies
7374 Views |
February 14, 2012, 03:58:55 pm by ajeffcote |
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72 plexi vol 1 comes on to loud
Started by redmojo |
14 Replies
5127 Views |
February 14, 2012, 04:21:43 am by Jennings |
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SLOW DRIVE 84 PSU problem
Started by TIMBO |
8 Replies
3879 Views |
February 14, 2012, 12:47:29 am by TIMBO |
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3 Replies
2680 Views |
February 12, 2012, 06:36:28 pm by Packerswin14 |
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Need advice repairing SVT
Started by jeff |
8 Replies
4290 Views |
February 12, 2012, 02:14:05 pm by PRR |
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7 Replies
5780 Views |
February 12, 2012, 08:43:42 am by jbrew73 |
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TOS II LOOKIN GOOOOOOD,SOUNDIN GRRRR8
Started by TIMBO |
18 Replies
7526 Views |
February 12, 2012, 06:16:11 am by tubenit |
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please help my JTM45
Started by kwm488 |
32 Replies
10282 Views |
February 11, 2012, 08:09:29 am by Ed_Chambley |
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FUSE SIZE??
Started by TIMBO |
4 Replies
11173 Views |
February 11, 2012, 12:19:50 am by TIMBO |
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melted heater wires
Started by thermion |
10 Replies
7907 Views |
February 10, 2012, 03:19:02 pm by HotBluePlates |
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Bassman RI Experiance Anyone
Started by Ed_Chambley |
10 Replies
4808 Views |
February 10, 2012, 01:31:22 pm by Ed_Chambley |
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Plate Load Resistors
Started by ajeffcote |
4 Replies
4720 Views |
February 10, 2012, 09:01:01 am by ajeffcote |
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What's happening here?
Started by tubenit |
4 Replies
2956 Views |
February 09, 2012, 09:46:41 pm by PRR |
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18 Replies
8102 Views |
February 09, 2012, 08:56:26 pm by HotBluePlates |
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Pots Knobs |
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