Welcome To the Hoffman Amplifiers Forum
March 11, 2026, 11:18:45 am
Welcome To the Hoffman Amplifiers ForumMarch 11, 2026, 11:18:45 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 41 Guests are viewing this board. | ||||
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4 Replies
3535 Views |
June 01, 2019, 03:28:47 pmby shooter |
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7 Replies
6517 Views |
June 01, 2019, 01:12:32 am by VMS |
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Stupid Question board
Started by newguitarsmell |
12 Replies
5338 Views |
June 01, 2019, 12:56:33 am by DummyLoad |
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Transformer Voltage Question
Started by shark38j |
6 Replies
3977 Views |
May 30, 2019, 11:18:15 am by sluckey |
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What are these parts?
Started by daveyajd |
2 Replies
3040 Views |
May 30, 2019, 09:21:31 am by daveyajd |
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AC15 transformers
Started by jim |
7 Replies
4622 Views |
May 29, 2019, 12:21:36 pm by pdf64 |
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Standalone Preamp-Reverb-Vibrato Project
Started by alathIN |
24 Replies
9854 Views |
May 29, 2019, 10:39:02 am by alathIN |
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Supro 24 with ppimv?
Started by ALBATROS1234 |
22 Replies
7776 Views |
May 29, 2019, 09:41:40 am by ALBATROS1234 |
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power rail resistors
Started by ernie_jr |
2 Replies
2748 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
2837 Views |
May 28, 2019, 02:12:17 am by kenny1547 |
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8 Replies
4407 Views |
May 27, 2019, 11:46:31 pm by purpletele |
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Choke size
Started by daveyajd |
10 Replies
4444 Views |
May 27, 2019, 08:40:39 pm by vampwizzard |
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10 Replies
4355 Views |
May 27, 2019, 02:51:21 pm by TubeJunkie |
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4 Replies
3351 Views |
May 27, 2019, 12:00:44 pm by sluckey |
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Ever seen these before?
Started by Oddvar |
1 Replies
3066 Views |
May 27, 2019, 11:04:44 am by dude |
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IM freaking out please help
Started by scaredashell |
18 Replies
5791 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
3271 Views |
May 27, 2019, 08:07:31 am by sluckey |
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7 Replies
5902 Views |
May 25, 2019, 10:33:34 pm by vampwizzard |
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Volume
Started by davidwpack « 1 2 » |
55 Replies
13185 Views |
May 25, 2019, 04:48:58 pm by shooter |
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8 Replies
5128 Views |
May 25, 2019, 07:10:56 am by Sonny ReVerb |
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10 Replies
7091 Views |
May 24, 2019, 02:18:53 am by bigdaddydiesel |
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strange 5C1 preamp characteristics
Started by SHaD0ST31N |
3 Replies
3317 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
2684 Views |
May 23, 2019, 04:25:56 pm by Opry Audio |
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2 Replies
3000 Views |
May 23, 2019, 03:26:18 pm by jjasilli |
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63 Replies
20246 Views |
May 23, 2019, 05:43:13 am by tubenit |
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7 Replies
5803 Views |
May 23, 2019, 12:28:35 am by purpletele |
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Bell Sound 2215
Started by Eulipian |
9 Replies
4279 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
3810 Views |
May 22, 2019, 04:37:26 pm by ALBATROS1234 |
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4 Replies
4272 Views |
May 21, 2019, 08:18:27 pm by PRR |
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Amp Going Into Cut-Off?
Started by mwelch55 |
6 Replies
3858 Views |
May 21, 2019, 08:15:30 pm by PRR |
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DIY Marantz 7 Motorboating
Started by Ed_Chambley |
4 Replies
5598 Views |
May 21, 2019, 08:09:54 pm by PRR |
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94 Replies
25070 Views |
May 21, 2019, 07:50:50 pm by Jaymz77 |
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Conn Minuet 531 conversion
Started by jmccanna |
0 Replies
2739 Views |
May 21, 2019, 12:23:54 pm by jmccanna |
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10 Replies
5854 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
9381 Views |
May 20, 2019, 05:32:59 pm by shooter |
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12 Replies
4602 Views |
May 20, 2019, 11:12:47 am by dude |
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5 Replies
4686 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
3082 Views |
May 19, 2019, 08:07:36 pm by NSB_Chris |
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12 Replies
6812 Views |
May 18, 2019, 04:11:29 am by DummyLoad |
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Wire gauge and some more
Started by Oddvar |
1 Replies
2784 Views |
May 17, 2019, 05:44:49 am by sluckey |
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12 Replies
7380 Views |
May 16, 2019, 05:53:40 pm by Shack |
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14 Replies
7803 Views |
May 16, 2019, 10:29:17 am by BobL |
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Another 2204 Build
Started by Bjorn |
14 Replies
6862 Views |
May 16, 2019, 08:33:20 am by nandrewjackson |
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12A Input jack install
Started by Tbone55 |
17 Replies
10943 Views |
May 15, 2019, 04:57:55 pm by Tbone55 |
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Dead Channel: 1960 5G5 Pro Amp
Started by centervolume |
4 Replies
3396 Views |
May 15, 2019, 03:22:41 pm by centervolume |
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145 Replies
45204 Views |
May 14, 2019, 08:20:21 pm by shooter |
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Need help with repair
Started by Bogeytomd |
16 Replies
5521 Views |
May 14, 2019, 07:03:39 pm by shooter |
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Lowest wattage PP pentode power amp
Started by Heph333 |
11 Replies
8028 Views |
May 13, 2019, 01:45:05 pm by kagliostro |
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Finding OT impedance
Started by dude |
18 Replies
9737 Views |
May 13, 2019, 12:11:48 pm by ALBATROS1234 |
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Wierd Fender Champ II issue
Started by reggiepe |
5 Replies
3803 Views |
May 13, 2019, 12:46:51 am by st |
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