Welcome To the Hoffman Amplifiers Forum
October 22, 2025, 08:45:08 pm
Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 08:45:08 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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Planning my next build (simplified AC15ish)
Started by aon |
12 Replies
3477 Views |
February 27, 2021, 07:38:20 amby aon |
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line out for single ended tube amp
Started by mazzgreg |
2 Replies
1793 Views |
February 26, 2021, 03:22:47 pm by PRR |
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Confused again.
Started by Mike_J |
19 Replies
4524 Views |
February 26, 2021, 10:12:47 am by Mike_J |
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Negative Feedback, Where To Get It From?
Started by DuaneOh |
8 Replies
3594 Views |
February 25, 2021, 06:23:15 pm by DuaneOh |
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Ampeg B 12 XT
Started by Big chief |
8 Replies
2853 Views |
February 25, 2021, 03:37:51 pm by Big chief |
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1959 Supro Coronado 1690T on the bench
Started by TubeGeek |
16 Replies
8363 Views |
February 25, 2021, 12:36:19 pm by PRR |
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Cranked Amp "Chirping"?
Started by jordan86 |
4 Replies
2920 Views |
February 25, 2021, 10:02:59 am by SILVERGUN |
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Spicemodel for reverb tanks
Started by PRR |
0 Replies
2145 Views |
February 24, 2021, 10:08:43 pm by PRR |
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Screen and Plate Switch pop in AC15 build
Started by shaun |
12 Replies
3450 Views |
February 24, 2021, 07:01:55 pm by HotBluePlates |
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How long do Edcor transformers take?
Started by steveo7868 |
11 Replies
3702 Views |
February 24, 2021, 06:36:07 pm by munkeyboy |
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7 Replies
2364 Views |
February 24, 2021, 05:26:52 pm by tomof63 |
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1 Replies
1607 Views |
February 24, 2021, 10:59:30 am by thetragichero |
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1 Replies
2494 Views |
February 24, 2021, 08:18:12 am by sluckey |
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Incoming Amp-PRS 25th Anniversary
Started by JustMike |
10 Replies
3483 Views |
February 23, 2021, 01:40:56 pm by shooter |
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switching channels with relays questions
Started by Bieworm |
5 Replies
2420 Views |
February 23, 2021, 01:39:23 pm by Bieworm |
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20 Replies
5765 Views |
February 23, 2021, 12:59:56 pm by DougGuy |
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Single Input 5f6a Questions.
Started by thebard |
4 Replies
1925 Views |
February 23, 2021, 01:37:32 am by thebard |
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SOLVED: Stuck on this build
Started by munkeyboy |
45 Replies
7678 Views |
February 22, 2021, 09:35:59 pm by PRR |
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3 Replies
1903 Views |
February 22, 2021, 09:28:17 pm by tubeswell |
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Preamp Switching
Started by dunner84 |
2 Replies
1948 Views |
February 22, 2021, 06:40:34 pm by dunner84 |
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21 Replies
6406 Views |
February 22, 2021, 03:55:33 pm by munkeyboy |
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Fender amp biasing methods
Started by goodizzy |
1 Replies
1804 Views |
February 22, 2021, 11:05:15 am by kagliostro |
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3 Replies
3588 Views |
February 22, 2021, 10:45:16 am by kagliostro |
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Loud POP - Stand By
Started by raza |
31 Replies
6115 Views |
February 22, 2021, 06:03:38 am by Leevi |
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Question on switchable bias
Started by dude |
3 Replies
1823 Views |
February 21, 2021, 08:33:52 pm by HotBluePlates |
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How much clearance does a PT need?
Started by PharmRock |
7 Replies
3041 Views |
February 20, 2021, 11:59:21 pm by HotBluePlates |
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7 Replies
3680 Views |
February 20, 2021, 11:05:39 pm by HotBluePlates |
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Choke placement?
Started by jordan86 |
32 Replies
9908 Views |
February 20, 2021, 07:42:29 pm by jordan86 |
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14 Replies
4490 Views |
February 20, 2021, 08:41:12 am by buddy_coles |
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Layout thoughts, KT88 SE build
Started by Diverted |
37 Replies
7840 Views |
February 19, 2021, 02:14:52 pm by shooter |
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What TWIN model? SOLVED
Started by Leevi |
16 Replies
3819 Views |
February 19, 2021, 05:16:50 am by pdf64 |
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8 Replies
3801 Views |
February 18, 2021, 05:34:05 pm by bmccowan |
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Lost my bass control
Started by pbman1953 |
6 Replies
2169 Views |
February 18, 2021, 12:02:19 pm by pbman1953 |
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Filmosound 385 no output.
Started by BrainDeadAmps |
10 Replies
3699 Views |
February 17, 2021, 02:57:58 pm by TitaniumValhalla |
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3 Replies
2180 Views |
February 16, 2021, 11:25:54 pm by PRR |
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13 Replies
5670 Views |
February 16, 2021, 10:54:58 pm by thetragichero |
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First try at designing an amp
Started by Dunc |
19 Replies
5671 Views |
February 16, 2021, 09:27:45 am by tubeswell |
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20 Replies
7397 Views |
February 16, 2021, 06:49:21 am by kagliostro |
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4 Replies
2142 Views |
February 15, 2021, 11:24:30 pm by BlackCrowe604 |
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Sunn Model T Clone Presence Squeal
Started by MMWDMP |
3 Replies
2381 Views |
February 15, 2021, 03:36:10 pm by MMWDMP |
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Turret lug and eyelet installation tool
Started by EL34 |
0 Replies
2074 Views |
February 15, 2021, 02:25:21 pm by EL34 |
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1973 Silverface Bassman 50 noise issue
Started by punkykatt |
20 Replies
4542 Views |
February 15, 2021, 02:17:45 pm by punkykatt |
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JTM45/2204 combo with reverb and FX loop
Started by RoadShow |
3 Replies
3308 Views |
February 15, 2021, 11:33:23 am by RoadShow |
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7591 - what to do with them
Started by SoundCity85 |
9 Replies
3365 Views |
February 15, 2021, 02:06:29 am by SoundCity85 |
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7 Replies
2672 Views |
February 15, 2021, 12:14:10 am by DummyLoad |
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2204 treble peaking caps
Started by jcm-jmp |
4 Replies
2845 Views |
February 14, 2021, 02:20:22 pm by thetragichero |
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11 Replies
3963 Views |
February 14, 2021, 06:08:53 am by pdf64 |
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14 Replies
4268 Views |
February 14, 2021, 12:05:35 am by HotBluePlates |
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mild vibrato channel distortion in MV Twin
Started by jim |
5 Replies
2688 Views |
February 13, 2021, 09:46:08 pm by tubeswell |
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Lafayette PA-30 into guitar amp
Started by AmberB |
43 Replies
8702 Views |
February 13, 2021, 05:55:12 pm by AmberB |
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