Welcome To the Hoffman Amplifiers Forum
April 26, 2026, 08:37:30 pm
Welcome To the Hoffman Amplifiers ForumApril 26, 2026, 08:37:30 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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Ampeg V-4/VT22 Build
Started by pompeiisneaks |
27 Replies
11682 Views |
February 14, 2017, 02:29:19 pmby vibrolax |
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A new twist of a Hoffman PR Type Build
Started by p2pAmps |
9 Replies
4717 Views |
February 14, 2017, 08:53:33 am by p2pAmps |
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14 Replies
9141 Views |
February 13, 2017, 04:19:02 pm by trobbins |
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55 Replies
20254 Views |
February 12, 2017, 11:53:10 pm by SoundmasterG |
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Thin, bare, loose wire coming out of OT
Started by folksnake |
5 Replies
3908 Views |
February 12, 2017, 05:08:04 pm by folksnake |
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9 Replies
5871 Views |
February 12, 2017, 02:36:00 pm by robrob |
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3 Replies
4308 Views |
February 12, 2017, 03:58:40 am by HotBluePlates |
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18 Replies
7269 Views |
February 11, 2017, 04:47:09 pm by treesmoker |
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23 Replies
14208 Views |
February 11, 2017, 01:26:05 pm by PRR |
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Chinese 6L6 5W amp with toroidal PT?
Started by leevc5 |
22 Replies
9274 Views |
February 11, 2017, 10:59:41 am by drgonzonm |
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21 Replies
9165 Views |
February 11, 2017, 01:06:38 am by DummyLoad |
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National Dobro Amplifier
Started by dpm309 |
46 Replies
17787 Views |
February 10, 2017, 11:05:53 am by dpm309 |
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6 Replies
5076 Views |
February 09, 2017, 10:43:00 pm by robrob |
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Bias PS question
Started by kagliostro |
28 Replies
9491 Views |
February 09, 2017, 03:46:11 pm by Ed_Chambley |
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4 Replies
4490 Views |
February 08, 2017, 07:08:59 pm by Justa |
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Finally...
Started by 12AX7 |
11 Replies
5948 Views |
February 08, 2017, 09:06:56 am by 12AX7 |
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7 Replies
5139 Views |
February 08, 2017, 09:05:04 am by FranciscoPerez |
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Dumble clone SE
Started by adamG |
30 Replies
11762 Views |
February 08, 2017, 07:12:32 am by kagliostro |
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5e3s run "hot"?
Started by super&plexi |
10 Replies
5709 Views |
February 08, 2017, 12:26:45 am by super&plexi |
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18 Replies
10889 Views |
February 06, 2017, 07:33:12 pm by robrob |
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Power Tube mismatch and hum
Started by dunner84 |
6 Replies
6716 Views |
February 06, 2017, 05:33:16 pm by HotBluePlates |
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Fuchs Mantis on the bench
Started by pompeiisneaks |
5 Replies
4237 Views |
February 06, 2017, 05:17:16 pm by pompeiisneaks |
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79 Replies
22249 Views |
February 06, 2017, 04:11:44 pm by dunner84 |
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8 Replies
7416 Views |
February 06, 2017, 03:02:10 pm by kagliostro |
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41 Replies
23941 Views |
February 05, 2017, 04:15:31 pm by whoops |
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KT88 PA build
Started by shooter |
34 Replies
10691 Views |
February 05, 2017, 11:48:04 am by shooter |
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7 Replies
5736 Views |
February 05, 2017, 11:34:18 am by frankenxtein |
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Line OT Transformers - Question
Started by kagliostro |
4 Replies
4374 Views |
February 05, 2017, 07:34:01 am by kagliostro |
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Presence circuit
Started by 12AX7 |
3 Replies
3546 Views |
February 04, 2017, 11:51:55 pm by HotBluePlates |
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2 Replies
3333 Views |
February 04, 2017, 04:17:17 pm by Toxophilite |
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Blues Jr conversion
Started by MFowler |
5 Replies
4154 Views |
February 04, 2017, 02:37:48 pm by MFowler |
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37 Replies
12240 Views |
February 04, 2017, 01:38:20 pm by purpletele |
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Negative voltage for el34
Started by fossilshark |
13 Replies
7308 Views |
February 04, 2017, 12:44:14 pm by fossilshark |
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15 Replies
5865 Views |
February 04, 2017, 07:21:21 am by kagliostro |
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Small NOS OT - Question
Started by kagliostro |
29 Replies
8511 Views |
February 03, 2017, 10:13:49 pm by PRR |
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11 Replies
7374 Views |
February 03, 2017, 06:53:07 pm by HotBluePlates |
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Ampeg Gemin 1 G12 Tremelo Problem
Started by plexi50 |
18 Replies
9393 Views |
February 03, 2017, 01:55:37 pm by plexi50 |
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JTM 45 Ceriatone Amp Build Caught Fire lol
Started by kfs90 |
14 Replies
7583 Views |
February 02, 2017, 06:37:32 pm by kfs90 |
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Fixed Bias Questions
Started by dunner84 |
6 Replies
4720 Views |
February 02, 2017, 09:10:38 am by dunner84 |
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PT to Choke - Crazy Question .....
Started by kagliostro |
9 Replies
5095 Views |
February 02, 2017, 02:55:01 am by Retrovert |
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3 Replies
3839 Views |
February 02, 2017, 01:56:02 am by kagliostro |
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NFB switching and Multi-Tap OT
Started by dunner84 |
5 Replies
5740 Views |
February 01, 2017, 11:09:20 pm by dunner84 |
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8 Replies
5529 Views |
February 01, 2017, 03:46:12 pm by leevc5 |
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2 Replies
3608 Views |
February 01, 2017, 11:46:52 am by PRR |
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1 Replies
3426 Views |
February 01, 2017, 02:07:38 am by Retrovert |
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Shielded PI grid wires?
Started by 12AX7 |
6 Replies
4613 Views |
February 01, 2017, 01:49:16 am by Retrovert |
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3 Replies
3414 Views |
February 01, 2017, 12:30:53 am by super&plexi |
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21 Replies
8138 Views |
January 31, 2017, 11:53:57 pm by CordovaNate |
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Blues Jr Bias ?
Started by gtrplayr1976 |
5 Replies
4465 Views |
January 31, 2017, 02:40:53 pm by purpletele |
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20 Replies
11801 Views |
January 30, 2017, 05:37:41 pm by markmalin |
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Misc. Hardware |
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Lamps Diodes |
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Jacks/Plugs Connectors |
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Tubes Valves |
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Pots Knobs |
Fuses/Cords |
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Tube Sockets |
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Wire Cable |