Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 07:19:43 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 07:19:43 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 38 Guests are viewing this board. | ||||
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Vox Top Boost Tonestack
Started by fiftynine |
0 Replies
2467 Views |
August 08, 2017, 07:16:09 amby fiftynine |
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BF Vibro Champ Power Transformer
Started by upnorth2 |
1 Replies
2640 Views |
August 07, 2017, 03:57:24 pm by sluckey |
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Early Bassman Scematic?
Started by brewdude |
10 Replies
4142 Views |
August 07, 2017, 01:11:15 pm by brewdude |
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68 Super Reverb Reverb Problem
Started by TerryD |
3 Replies
2866 Views |
August 07, 2017, 11:52:48 am by bnwitt |
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GTC output transformer
Started by Joel |
4 Replies
3178 Views |
August 07, 2017, 02:38:34 am by Joel |
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10 Replies
3924 Views |
August 05, 2017, 12:55:46 pm by PRR |
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Resistor in parallel with potentiometer
Started by Big_Mike |
43 Replies
22631 Views |
August 05, 2017, 09:33:17 am by Big_Mike |
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Heres an odd one....
Started by hesamadman |
15 Replies
4596 Views |
August 05, 2017, 08:57:51 am by kagliostro |
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High plate diss
Started by davidwpack |
13 Replies
4222 Views |
August 04, 2017, 05:46:28 pm by davidwpack |
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2 Replies
3539 Views |
August 04, 2017, 12:57:01 pm by PRR |
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5E3 Malfunction: Volume Fluctuation
Started by ululufut |
5 Replies
3485 Views |
August 04, 2017, 09:23:58 am by shooter |
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Learning circuits
Started by davidwpack |
4 Replies
3254 Views |
August 03, 2017, 01:15:07 pm by davidwpack |
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27 Replies
8412 Views |
August 03, 2017, 11:37:29 am by leevc5 |
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9 Replies
5330 Views |
August 02, 2017, 10:49:21 pm by PRR |
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30 Replies
11082 Views |
August 02, 2017, 07:50:09 pm by ke4mcl |
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Reverb circuit FBJ / FHRD
Started by Apprentice |
4 Replies
3079 Views |
August 02, 2017, 12:38:54 pm by Apprentice |
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GM 28 blocking distortion
Started by Leevi |
9 Replies
3695 Views |
August 01, 2017, 03:25:23 pm by Leevi |
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Marshall 20W Phase Inverter
Started by Leevi |
26 Replies
11105 Views |
August 01, 2017, 03:22:40 pm by Leevi |
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5E3 woes....
Started by tylerrussell |
23 Replies
6612 Views |
August 01, 2017, 10:24:20 am by Ed_Chambley |
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Bass Pot Not Functional / 5F6A Bassman
Started by plexi50 |
15 Replies
5510 Views |
July 31, 2017, 09:11:54 pm by plexi50 |
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Help with amp noise issue please
Started by Shack |
5 Replies
2904 Views |
July 30, 2017, 07:44:39 pm by Shack |
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Ken Fisher type I/II and LarMar. PPIMV
Started by Willabe |
46 Replies
30493 Views |
July 30, 2017, 12:30:00 pm by Ed_Chambley |
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Sudden low bias on Deluxe Reverb
Started by Joeriz |
3 Replies
3002 Views |
July 30, 2017, 08:50:38 am by Joeriz |
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Major noise issue with AB763 build
Started by Apexelectric « 1 2 » |
59 Replies
13021 Views |
July 28, 2017, 08:47:54 pm by Apexelectric |
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Joel: re: RCA 6973 datasheet
Started by John |
4 Replies
3233 Views |
July 28, 2017, 11:04:27 am by shooter |
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Capacitor Question
Started by JLS |
3 Replies
2622 Views |
July 28, 2017, 08:29:54 am by JLS |
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7 Replies
4070 Views |
July 27, 2017, 08:09:11 pm by jjasilli |
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0 Replies
2096 Views |
July 27, 2017, 02:34:58 pm by PRR |
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Cascode advice?
Started by murrayatuptown |
8 Replies
5864 Views |
July 27, 2017, 12:05:42 pm by Tony Bones |
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3 Replies
3316 Views |
July 27, 2017, 10:29:55 am by goldstache |
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10 Replies
4533 Views |
July 27, 2017, 09:44:19 am by Apprentice |
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4 Replies
3633 Views |
July 26, 2017, 11:32:10 pm by DummyLoad |
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JMP channel switch
Started by warioblast |
18 Replies
9063 Views |
July 26, 2017, 07:39:03 pm by warioblast |
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Dialing in a tube amp
Started by Willabe |
19 Replies
5954 Views |
July 25, 2017, 09:53:31 pm by pompeiisneaks |
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2 Replies
2494 Views |
July 25, 2017, 09:19:38 pm by pompeiisneaks |
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Lead Dress re wire tips
Started by Pochie45566 |
9 Replies
6168 Views |
July 25, 2017, 09:16:33 am by Ed_Chambley |
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Tweed Bassman 6V6s - transformers options?
Started by Arry |
5 Replies
4888 Views |
July 24, 2017, 07:27:40 pm by drew |
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Shock Hazard?
Started by hesamadman |
7 Replies
3594 Views |
July 24, 2017, 05:46:19 pm by drgonzonm |
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46 Replies
25687 Views |
July 24, 2017, 05:17:23 pm by murrayatuptown |
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Reverb problem
Started by Tuckerson |
15 Replies
4784 Views |
July 23, 2017, 08:12:36 pm by PRR |
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17 Replies
6410 Views |
July 23, 2017, 07:49:10 pm by pompeiisneaks |
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Ampeg m12 weak tremelo
Started by nateflanigan |
2 Replies
2997 Views |
July 22, 2017, 09:06:12 am by nateflanigan |
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Tweed Princeton 5F2A clone
Started by Joel |
9 Replies
5383 Views |
July 22, 2017, 04:42:27 am by Joel |
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Throbbing 5F1 any theories?
Started by leevc5 |
11 Replies
4710 Views |
July 21, 2017, 07:36:27 pm by Joel |
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Shielded?
Started by davidwpack |
9 Replies
4048 Views |
July 21, 2017, 01:25:48 pm by davidwpack |
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Footswitch anomaly
Started by bnwitt |
4 Replies
2778 Views |
July 20, 2017, 11:18:31 am by bnwitt |
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New project
Started by EKDENTON |
23 Replies
7952 Views |
July 20, 2017, 10:43:33 am by EKDENTON |
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I think I've figured out what I want
Started by rake |
21 Replies
5732 Views |
July 19, 2017, 05:30:53 am by tubenit |
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67 Replies
18131 Views |
July 19, 2017, 12:20:52 am by jojokeo |
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6 Replies
4935 Views |
July 18, 2017, 03:44:33 pm by 2deaf |
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