Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 05:42:51 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 05:42:51 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| Axeman and 118 Guests are viewing this board. | ||||
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10 Replies
3739 Views |
June 05, 2019, 01:19:07 pmby sluckey |
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power transformer voltage?
Started by okguitarman |
8 Replies
3169 Views |
June 05, 2019, 01:10:42 am by d95err |
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50 Replies
15096 Views |
June 04, 2019, 06:59:30 pm by John |
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busted tubes causes?
Started by ALBATROS1234 |
7 Replies
3895 Views |
June 04, 2019, 09:17:12 am by ALBATROS1234 |
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Sluckey AB763 Lite Amp
Started by Papa Jim |
1 Replies
2420 Views |
June 03, 2019, 12:08:36 pm by drumslinger2000 |
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7 Replies
3288 Views |
June 02, 2019, 08:06:19 pm by ALBATROS1234 |
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HT supply
Started by isaac_teller |
8 Replies
4071 Views |
June 02, 2019, 11:49:05 am by kagliostro |
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4 Replies
2709 Views |
June 01, 2019, 03:28:47 pm by shooter |
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7 Replies
5265 Views |
June 01, 2019, 01:12:32 am by VMS |
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Stupid Question board
Started by newguitarsmell |
12 Replies
4479 Views |
June 01, 2019, 12:56:33 am by DummyLoad |
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Transformer Voltage Question
Started by shark38j |
6 Replies
3133 Views |
May 30, 2019, 11:18:15 am by sluckey |
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What are these parts?
Started by daveyajd |
2 Replies
2351 Views |
May 30, 2019, 09:21:31 am by daveyajd |
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AC15 transformers
Started by jim |
7 Replies
3754 Views |
May 29, 2019, 12:21:36 pm by pdf64 |
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Standalone Preamp-Reverb-Vibrato Project
Started by alathIN |
24 Replies
8573 Views |
May 29, 2019, 10:39:02 am by alathIN |
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Supro 24 with ppimv?
Started by ALBATROS1234 |
22 Replies
6579 Views |
May 29, 2019, 09:41:40 am by ALBATROS1234 |
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power rail resistors
Started by ernie_jr |
2 Replies
2115 Views |
May 29, 2019, 06:31:51 am by ernie_jr |
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Bias measurement with bypass caps
Started by kenny1547 |
2 Replies
2147 Views |
May 28, 2019, 02:12:17 am by kenny1547 |
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8 Replies
3576 Views |
May 27, 2019, 11:46:31 pm by purpletele |
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Choke size
Started by daveyajd |
10 Replies
3529 Views |
May 27, 2019, 08:40:39 pm by vampwizzard |
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10 Replies
3389 Views |
May 27, 2019, 02:51:21 pm by TubeJunkie |
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4 Replies
2542 Views |
May 27, 2019, 12:00:44 pm by sluckey |
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Ever seen these before?
Started by Oddvar |
1 Replies
2273 Views |
May 27, 2019, 11:04:44 am by dude |
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IM freaking out please help
Started by scaredashell |
18 Replies
4724 Views |
May 27, 2019, 10:37:33 am by Joel in Texas |
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Rivera Era Fender Input Jack Question
Started by plumcrazyfx |
3 Replies
2487 Views |
May 27, 2019, 08:07:31 am by sluckey |
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7 Replies
5061 Views |
May 25, 2019, 10:33:34 pm by vampwizzard |
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Volume
Started by davidwpack « 1 2 » |
55 Replies
11358 Views |
May 25, 2019, 04:48:58 pm by shooter |
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8 Replies
4240 Views |
May 25, 2019, 07:10:56 am by Sonny ReVerb |
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10 Replies
5952 Views |
May 24, 2019, 02:18:53 am by bigdaddydiesel |
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strange 5C1 preamp characteristics
Started by SHaD0ST31N |
3 Replies
2720 Views |
May 23, 2019, 07:31:25 pm by SHaD0ST31N |
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1961 6G6A .25uf Astrons are done!
Started by Opry Audio |
2 Replies
2080 Views |
May 23, 2019, 04:25:56 pm by Opry Audio |
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2 Replies
2278 Views |
May 23, 2019, 03:26:18 pm by jjasilli |
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63 Replies
17172 Views |
May 23, 2019, 05:43:13 am by tubenit |
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7 Replies
4916 Views |
May 23, 2019, 12:28:35 am by purpletele |
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Bell Sound 2215
Started by Eulipian |
9 Replies
3530 Views |
May 22, 2019, 05:05:28 pm by Eulipian |
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bias of preamp tubes with a pot
Started by ALBATROS1234 |
6 Replies
3049 Views |
May 22, 2019, 04:37:26 pm by ALBATROS1234 |
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4 Replies
3516 Views |
May 21, 2019, 08:18:27 pm by PRR |
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Amp Going Into Cut-Off?
Started by mwelch55 |
6 Replies
3033 Views |
May 21, 2019, 08:15:30 pm by PRR |
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DIY Marantz 7 Motorboating
Started by Ed_Chambley |
4 Replies
4723 Views |
May 21, 2019, 08:09:54 pm by PRR |
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94 Replies
22058 Views |
May 21, 2019, 07:50:50 pm by Jaymz77 |
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Conn Minuet 531 conversion
Started by jmccanna |
0 Replies
1990 Views |
May 21, 2019, 12:23:54 pm by jmccanna |
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10 Replies
5023 Views |
May 20, 2019, 07:58:24 pm by jjasilli |
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Looking for feedback on my design please?
Started by Amped |
27 Replies
8220 Views |
May 20, 2019, 05:32:59 pm by shooter |
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12 Replies
3664 Views |
May 20, 2019, 11:12:47 am by dude |
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5 Replies
3885 Views |
May 20, 2019, 09:48:05 am by pdf64 |
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Relay Board Turret Install Tip
Started by NSB_Chris |
0 Replies
2312 Views |
May 19, 2019, 08:07:36 pm by NSB_Chris |
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12 Replies
5722 Views |
May 18, 2019, 04:11:29 am by DummyLoad |
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Wire gauge and some more
Started by Oddvar |
1 Replies
2109 Views |
May 17, 2019, 05:44:49 am by sluckey |
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12 Replies
6472 Views |
May 16, 2019, 05:53:40 pm by Shack |
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14 Replies
6797 Views |
May 16, 2019, 10:29:17 am by BobL |
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Another 2204 Build
Started by Bjorn |
14 Replies
5933 Views |
May 16, 2019, 08:33:20 am by nandrewjackson |
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Misc. Hardware |
| What's New |
Board Building Parts |
Amp trim Handles |
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Lamps Diodes |
Hoffman Turret Boards |
Channel Switching |
| Resistors |
Fender Eyelet Boards |
Screws/Nuts Washers |
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Jacks/Plugs Connectors |
Misc Eyelet Boards |
Tools |
| Capacitors |
Custom Boards |
Tubes Valves |
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Pots Knobs |
Fuses/Cords |
Chassis |
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Tube Sockets |
Switches |
Wire Cable |