Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 09:35:51 am
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 09:35:51 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 74 Guests are viewing this board. | ||||
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Lowering B+
Started by phsyconoodler |
11 Replies
6337 Views |
April 14, 2023, 04:15:32 pmby RadioComm |
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LBL on Variac ?
Started by mresistor |
7 Replies
5318 Views |
April 14, 2023, 11:21:17 am by mresistor |
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AC15CC1 opinion on PT
Started by mresistor |
16 Replies
8494 Views |
April 14, 2023, 08:27:09 am by mresistor |
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4 Replies
4356 Views |
April 13, 2023, 07:35:09 am by jackplug1 |
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Duplicate PT Secondary for Rectifier Only
Started by anrque |
4 Replies
5091 Views |
April 12, 2023, 08:18:19 pm by anrque |
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8 Replies
5480 Views |
April 12, 2023, 07:18:50 pm by tubeswell |
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Ghosting distortion with overdrive
Started by Ronquest |
6 Replies
5108 Views |
April 12, 2023, 06:53:44 pm by PRR |
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Crate V18 conversion
Started by jeff |
17 Replies
7223 Views |
April 12, 2023, 06:45:08 pm by PRR |
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Epiphone Valve Jr repair question
Started by Gonzo1999 |
12 Replies
6679 Views |
April 12, 2023, 06:30:49 pm by vintasonic |
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30 Replies
19673 Views |
April 11, 2023, 03:12:51 pm by jeff |
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Ampeg ReverberRocket R-12-R
Started by W5FH |
5 Replies
5446 Views |
April 11, 2023, 09:07:33 am by W5FH |
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Who manufactures TAD tubes?
Started by vintasonic |
3 Replies
5526 Views |
April 11, 2023, 01:37:48 am by tubeswell |
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Unused 100V, 230V, 240V taps
Started by jeff |
5 Replies
4407 Views |
April 10, 2023, 11:59:29 pm by DummyLoad |
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Blackstar Amps
Started by Platefire |
12 Replies
6190 Views |
April 09, 2023, 06:07:50 pm by Platefire |
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7 Replies
6001 Views |
April 09, 2023, 11:06:30 am by jackplug1 |
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fx loop worth implementing?
Started by BrainDeadAmps |
8 Replies
5738 Views |
April 09, 2023, 08:58:37 am by jeff |
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15 Replies
6776 Views |
April 09, 2023, 07:13:30 am by jeff |
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Master Volume
Started by W5FH |
10 Replies
7506 Views |
April 08, 2023, 07:21:57 pm by W5FH |
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EL84 Free Pins As Tie Points?
Started by sluckey |
15 Replies
15877 Views |
April 08, 2023, 06:05:44 pm by PRR |
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Finished Weber's Smokin Joe I Build
Started by RadioComm |
5 Replies
6112 Views |
April 08, 2023, 04:48:57 pm by bmccowan |
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Laney VC30 Help!!!!!
Started by Travis8 |
13 Replies
7948 Views |
April 08, 2023, 04:53:56 am by Travis8 |
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8 Replies
5556 Views |
April 07, 2023, 11:46:35 pm by jeff |
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What the world needs - another D-style amp
Started by Joel |
6 Replies
5346 Views |
April 07, 2023, 03:07:18 pm by Platefire |
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26 Replies
9406 Views |
April 07, 2023, 02:56:38 pm by mresistor |
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Fresh 5E3 Build sounds dull and lifeless.
Started by maxupp |
10 Replies
6330 Views |
April 07, 2023, 01:22:24 pm by JPK |
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PL509 PP transformers?
Started by Balticnoiseforge |
14 Replies
10201 Views |
April 07, 2023, 09:04:26 am by Balticnoiseforge |
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Blows a fuse at high volume
Started by jewishjay |
16 Replies
7477 Views |
April 06, 2023, 08:53:35 pm by dude |
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12ax7 spacing
Started by fossilshark |
3 Replies
4554 Views |
April 06, 2023, 07:13:54 pm by tubenit |
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Cathode bypass capacitor blend pot
Started by sgbrewing |
12 Replies
7072 Views |
April 06, 2023, 02:28:08 pm by PRR |
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New Mojotone Deluxe Reverb noise question
Started by ARhodes |
3 Replies
4421 Views |
April 06, 2023, 11:47:18 am by tubeswell |
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Hiwatt DR103 baffler
Started by Sansteeth |
6 Replies
5136 Views |
April 06, 2023, 05:25:09 am by Sansteeth |
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Breadboard from parts laying around
Started by uki |
1 Replies
4032 Views |
April 06, 2023, 12:07:17 am by tubeswell |
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Sluckey Trem-O-Nator optocoupler drive
Started by W5FH |
8 Replies
5169 Views |
April 05, 2023, 06:12:14 pm by TenderTendon |
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8 Replies
6786 Views |
April 05, 2023, 02:04:22 pm by shaun |
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Cathode biased EL-84
Started by AlNewman |
22 Replies
11883 Views |
April 05, 2023, 02:05:08 am by tubeswell |
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23 Replies
10434 Views |
April 04, 2023, 11:18:54 pm by HotBluePlates |
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Charging an amps e-caps
Started by dude |
13 Replies
7240 Views |
April 04, 2023, 11:10:09 pm by HotBluePlates |
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Recta-Selecta switch???(now with pics)
Started by jeff |
24 Replies
7334 Views |
April 04, 2023, 07:37:21 pm by jeff |
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Amp starts and no sound
Started by mmilo |
5 Replies
4588 Views |
April 04, 2023, 02:49:58 pm by EL34 |
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FDR new build - needs drain down resistor
Started by Petedub |
3 Replies
4591 Views |
April 04, 2023, 11:43:44 am by tubeswell |
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5E3 Madness
Started by p2pAmps |
17 Replies
9327 Views |
April 03, 2023, 10:21:54 pm by BarryW |
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Philco 727
Started by AlNewman |
3 Replies
3922 Views |
April 03, 2023, 08:49:35 pm by AlNewman |
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1 Replies
4272 Views |
April 03, 2023, 07:15:52 pm by sluckey |
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Hum 5e3 New Building
Started by Blackface5f6 |
1 Replies
4067 Views |
April 03, 2023, 02:07:09 pm by Lectroid |
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12 Replies
6198 Views |
April 03, 2023, 10:36:36 am by bmccowan |
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Miscellaneous Hoffman Amp Videos
Started by purpletele |
11 Replies
6806 Views |
April 02, 2023, 09:15:29 pm by purpletele |
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19 Replies
9114 Views |
April 02, 2023, 12:56:53 pm by waldner |
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6 Replies
4739 Views |
April 02, 2023, 12:37:07 pm by bmccowan |
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Transformer part
Started by joesatch |
18 Replies
7123 Views |
April 02, 2023, 09:49:42 am by bmccowan |
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48 Replies
19382 Views |
April 02, 2023, 08:59:47 am by dude |
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