Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 03:12:27 pm
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 03:12:27 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| Glenn and 43 Guests are viewing this board. | ||||
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JTM 45 Build
Started by MikeT |
6 Replies
4397 Views |
June 02, 2013, 01:06:56 pmby Tone Junkie |
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Sweet Bluez another Tubenit Creation
Started by TIMBO |
15 Replies
5367 Views |
June 02, 2013, 01:11:05 am by Tone Junkie |
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Scope/Build Question
Started by J Rindt |
7 Replies
4428 Views |
June 02, 2013, 01:07:03 am by J Rindt |
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2 Replies
3221 Views |
June 01, 2013, 04:43:25 pm by terminalgs |
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Question regarding NFB and dynamics
Started by 12AX7 |
8 Replies
7417 Views |
June 01, 2013, 11:18:54 am by HotBluePlates |
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437 Replies
278568 Views |
June 01, 2013, 09:02:02 am by Willabe |
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18 Replies
9134 Views |
May 31, 2013, 05:40:22 pm by CoffeeTones |
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13 Replies
7146 Views |
May 31, 2013, 07:56:02 am by kagliostro |
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8 Replies
3493 Views |
May 30, 2013, 06:41:52 am by frus |
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23 Replies
13642 Views |
May 30, 2013, 05:49:49 am by pwhite |
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Transformers Triad, Thordarson ??
Started by rokker |
20 Replies
9525 Views |
May 30, 2013, 12:11:23 am by DummyLoad |
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20 Replies
6415 Views |
May 29, 2013, 02:08:21 am by kagliostro |
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Presence on 5f6a
Started by tylerrussell |
6 Replies
4311 Views |
May 28, 2013, 07:39:46 pm by tubeswell |
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Problem with VVR
Started by dude |
8 Replies
5070 Views |
May 27, 2013, 08:30:39 pm by Willabe |
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Post phase inverter master volume
Started by dude |
17 Replies
8918 Views |
May 27, 2013, 11:14:07 am by HotBluePlates |
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Tremolo Pot Affects Bias When Off
Started by Ed_Chambley |
21 Replies
9766 Views |
May 27, 2013, 11:03:33 am by Ed_Chambley |
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6 Replies
3868 Views |
May 25, 2013, 11:02:57 pm by kagliostro |
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"Windy" sounding twin reverb
Started by limit6 |
5 Replies
4498 Views |
May 25, 2013, 10:06:12 pm by PRR |
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Standel 25L15 Inspired Amp
Started by HotBluePlates « 1 2 » |
86 Replies
42630 Views |
May 25, 2013, 04:41:19 pm by HotBluePlates |
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Tube Amp Distortion Qualities
Started by TurboGuitarMelton |
9 Replies
6485 Views |
May 25, 2013, 08:22:30 am by Ed_Chambley |
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Is this tank useable
Started by TIMBO |
10 Replies
4396 Views |
May 24, 2013, 07:00:27 pm by PRR |
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Blown fuse... Why ?
Started by dude |
35 Replies
11228 Views |
May 23, 2013, 11:16:36 pm by dude |
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Never met this before
Started by Leevi |
8 Replies
3674 Views |
May 23, 2013, 02:26:42 pm by stratele52 |
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Plug in modular EL34 power amp
Started by JMW |
5 Replies
3460 Views |
May 22, 2013, 10:59:50 pm by JMW |
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High OR low plate voltage question
Started by SILVERGUN |
21 Replies
21916 Views |
May 22, 2013, 08:25:03 am by SILVERGUN |
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Mag Amp Power Scaling
Started by silverfox |
25 Replies
8470 Views |
May 21, 2013, 10:48:47 pm by silverfox |
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Guyatone Imperial-el cheapo weekend buy
Started by Madison |
18 Replies
6273 Views |
May 21, 2013, 09:57:38 pm by Platefire |
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Avoiding Microphonic ef86 in v1
Started by Ed_Chambley |
17 Replies
8562 Views |
May 21, 2013, 11:19:59 am by sluckey |
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Moody BA40 Bassman
Started by TIMBO |
2 Replies
4443 Views |
May 20, 2013, 07:23:25 pm by darryl |
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Identify these caps!
Started by limit6 |
6 Replies
3134 Views |
May 20, 2013, 10:16:41 am by limit6 |
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Adding bias pot to a Traynor YRM-1 (and Screen R question)
Started by g-man |
10 Replies
6820 Views |
May 19, 2013, 05:46:22 pm by g-man |
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1 Replies
2689 Views |
May 19, 2013, 11:43:16 am by sluckey |
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choosing a thermistor ?
Started by floyd |
12 Replies
6456 Views |
May 18, 2013, 11:38:26 pm by floyd |
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2 Replies
4579 Views |
May 18, 2013, 01:40:37 pm by kagliostro |
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Univox 1221 Rebuild-Mod
Started by silverfox |
26 Replies
10628 Views |
May 18, 2013, 12:23:30 pm by silverfox |
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Another nice "barn find"
Started by eleventeen |
5 Replies
3560 Views |
May 18, 2013, 07:05:51 am by sluckey |
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5 Replies
3794 Views |
May 17, 2013, 03:47:01 pm by Tone Junkie |
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13 Replies
5551 Views |
May 17, 2013, 05:00:33 am by kagliostro |
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Ampeg SJ12R schematic
Started by phsyconoodler |
15 Replies
7094 Views |
May 16, 2013, 10:17:20 pm by phsyconoodler |
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24 Replies
8884 Views |
May 14, 2013, 05:44:36 pm by jjasilli |
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tracking down a short
Started by Bugman3183 |
19 Replies
8859 Views |
May 14, 2013, 03:33:54 pm by Ed_Chambley |
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How does this look for a bias supply?
Started by SILVERGUN |
13 Replies
9284 Views |
May 14, 2013, 02:48:15 pm by kagliostro |
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Mesa Mark V Repair
Started by Finkilium |
5 Replies
4686 Views |
May 14, 2013, 02:09:53 am by Jack1962 |
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3 Replies
3809 Views |
May 13, 2013, 12:12:55 am by HotBluePlates |
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Power Amp- Current Build
Started by silverfox |
12 Replies
6923 Views |
May 12, 2013, 12:20:57 am by silverfox |
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Bias- Voltage or Current?
Started by silverfox |
15 Replies
11733 Views |
May 11, 2013, 11:43:18 pm by silverfox |
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Impedance part 1
Started by spacelabstudio |
20 Replies
6857 Views |
May 11, 2013, 08:00:09 am by burt_toast |
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1-Tube Reverb addon
Started by Ray48 |
21 Replies
6591 Views |
May 10, 2013, 10:55:30 pm by PRR |
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LARMAR grounding question?
Started by ncusack |
3 Replies
2694 Views |
May 10, 2013, 12:07:01 pm by sluckey |
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PT Identification
Started by Ed_Chambley |
37 Replies
12450 Views |
May 10, 2013, 11:51:52 am by DummyLoad |
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