Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 09:06:05 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 09:06:05 am | ||
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8 Replies
3268 Views |
December 01, 2016, 02:07:48 pmby afinitemind |
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balancing the PI via trimmer?
Started by 12AX7 |
13 Replies
5328 Views |
December 01, 2016, 12:25:37 pm by 12AX7 |
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New EL84 15 watt build
Started by kingplank |
8 Replies
5545 Views |
December 01, 2016, 09:10:42 am by kingplank |
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Parallel loop schematic?
Started by 12AX7 |
8 Replies
6553 Views |
November 30, 2016, 03:37:49 pm by tubenit |
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7 Replies
4876 Views |
November 30, 2016, 01:11:14 pm by frankenxtein |
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3 Replies
2608 Views |
November 30, 2016, 11:35:27 am by sluckey |
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91 Replies
35271 Views |
November 30, 2016, 11:33:55 am by TubeGeek |
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Wiring heaters?
Started by makingnoise88 |
14 Replies
3561 Views |
November 30, 2016, 12:13:41 am by pompeiisneaks |
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2 Replies
3194 Views |
November 29, 2016, 08:45:56 pm by tubenit |
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Debugging ideas for B-15n - distorted sound
Started by dmp |
39 Replies
11900 Views |
November 29, 2016, 03:12:27 pm by pompeiisneaks |
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AC30 again, too hot?
Started by Oddvar |
3 Replies
2290 Views |
November 29, 2016, 03:09:16 am by Mark |
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7 Replies
5043 Views |
November 28, 2016, 08:15:41 pm by PRR |
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6 Replies
2792 Views |
November 28, 2016, 05:52:16 pm by sluckey |
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7 Replies
2802 Views |
November 28, 2016, 04:19:33 pm by Eulipian |
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60100 into fifty watt?
Started by Oddvar |
1 Replies
1721 Views |
November 28, 2016, 08:01:15 am by sluckey |
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Stage 1&2 oscillation
Started by dennyg |
21 Replies
6258 Views |
November 27, 2016, 10:02:52 pm by dennyg |
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question RE: PT tap
Started by 12AX7 |
8 Replies
2600 Views |
November 27, 2016, 05:46:53 pm by 12AX7 |
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71 Replies
14243 Views |
November 27, 2016, 03:14:09 pm by mresistor |
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doing math ?
Started by shooter |
4 Replies
1957 Views |
November 27, 2016, 01:56:22 pm by drgonzonm |
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7 Replies
3368 Views |
November 27, 2016, 06:45:22 am by Yreva |
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4 Replies
3113 Views |
November 26, 2016, 08:52:36 pm by goangling |
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26 Replies
14977 Views |
November 26, 2016, 08:10:54 pm by pullshocks |
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RCA 6L6s... two sets into a quad situation
Started by TerryD |
5 Replies
2827 Views |
November 26, 2016, 03:43:52 pm by TerryD |
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3 Replies
1938 Views |
November 26, 2016, 11:41:26 am by jasonvilla |
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8 Replies
5283 Views |
November 26, 2016, 11:23:30 am by hcorneli |
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Dummy Load - Question
Started by kagliostro |
17 Replies
5366 Views |
November 26, 2016, 08:05:15 am by tubenit |
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Difficult question about a tube .....
Started by kagliostro |
9 Replies
4123 Views |
November 26, 2016, 07:27:36 am by kagliostro |
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13 Replies
6559 Views |
November 25, 2016, 09:06:31 am by sluckey |
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Choke for HRM with 2xEL34
Started by adamG |
8 Replies
3807 Views |
November 25, 2016, 04:00:02 am by adamG |
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MOVED: Happy Thanksgiving!
Started by Willabe |
0 Replies
1611 Views |
November 23, 2016, 02:35:34 pm by Willabe |
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Liverpool build
Started by Scsoul |
3 Replies
2042 Views |
November 23, 2016, 01:34:07 pm by Scsoul |
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AA764 e-caps question
Started by kagliostro |
3 Replies
1934 Views |
November 23, 2016, 01:07:55 pm by Willabe |
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super reverb?
Started by okguitarman |
5 Replies
2557 Views |
November 22, 2016, 08:53:23 am by HotBluePlates |
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5F2-A Super SE
Started by chrislathan |
22 Replies
7139 Views |
November 22, 2016, 06:49:15 am by VMS |
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that "light" feeling.....
Started by 12AX7 |
8 Replies
2983 Views |
November 21, 2016, 08:54:28 pm by PRR |
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clear acrylic for a turret board?
Started by chrislathan |
19 Replies
6098 Views |
November 21, 2016, 08:35:14 pm by PRR |
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10 Replies
3568 Views |
November 21, 2016, 03:29:13 pm by drgonzonm |
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MOVED: speaker load question
Started by Willabe |
0 Replies
1607 Views |
November 21, 2016, 02:49:41 pm by Willabe |
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Tremolo in a box
Started by stringbender.dk |
5 Replies
2378 Views |
November 21, 2016, 01:13:51 pm by stringbender.dk |
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Trouble with tubes in Hoffman AC30 build
Started by Oddvar |
17 Replies
4067 Views |
November 21, 2016, 08:45:38 am by Oddvar |
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Marshall 2204 COM Bias test
Started by Oddvar |
1 Replies
2505 Views |
November 21, 2016, 07:58:05 am by sluckey |
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OT for sluckey's AC 15
Started by blindopher |
2 Replies
2753 Views |
November 20, 2016, 03:03:23 am by blindopher |
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20 Replies
8369 Views |
November 19, 2016, 10:48:47 pm by Zarrir |
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AB763 Deluxe Lite Build
Started by HommeMarrBuckley « 1 2 » |
95 Replies
15327 Views |
November 19, 2016, 09:26:11 pm by sluckey |
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Too Trebly Supro
Started by billcreller |
5 Replies
2109 Views |
November 19, 2016, 08:36:29 pm by PRR |
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SE amp with reverb
Started by Leevi |
14 Replies
5358 Views |
November 19, 2016, 03:30:43 pm by Leevi |
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7 Replies
7696 Views |
November 19, 2016, 12:17:22 pm by silverfox |
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Output tube sparked
Started by fossilshark |
1 Replies
1963 Views |
November 18, 2016, 10:21:32 pm by sluckey |
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fixed bias ?
Started by shooter |
7 Replies
2279 Views |
November 18, 2016, 09:23:27 pm by pompeiisneaks |
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New project Plexi6L6SE
Started by Shack |
16 Replies
3813 Views |
November 18, 2016, 09:18:25 pm by Willabe |
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