Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 02:18:13 pm
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 02:18:13 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| tomojt and 134 Guests are viewing this board. | ||||
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14 Replies
8843 Views |
April 29, 2019, 12:26:51 pmby Tbone55 |
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Switching on OT input impedance
Started by daveyajd |
5 Replies
5478 Views |
April 28, 2019, 05:18:26 pm by daveyajd |
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3 Replies
4864 Views |
April 28, 2019, 08:31:29 am by cboysen |
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Smal Mil spec SE OT - one question
Started by kagliostro |
6 Replies
5415 Views |
April 28, 2019, 06:46:29 am by kagliostro |
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4 Replies
4300 Views |
April 27, 2019, 03:37:52 pm by Tbone55 |
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8uf vs 10 uf 450v in amp build?
Started by Oddvar |
15 Replies
8060 Views |
April 26, 2019, 03:06:46 pm by shooter |
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What is this?
Started by Oddvar |
4 Replies
4385 Views |
April 26, 2019, 10:00:35 am by sluckey |
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Pilot light
Started by uki |
3 Replies
4819 Views |
April 25, 2019, 07:40:33 am by shooter |
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8 Replies
6306 Views |
April 25, 2019, 06:44:49 am by bmccowan |
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Channel Mixing Resistors
Started by TIMBO |
15 Replies
11935 Views |
April 24, 2019, 05:22:39 pm by tubeswell |
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Tube substitution
Started by g-man |
5 Replies
6260 Views |
April 24, 2019, 03:06:20 pm by g-man |
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104 Replies
49404 Views |
April 23, 2019, 02:41:34 pm by PRR |
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Ground question
Started by Joe6v6 |
11 Replies
8034 Views |
April 23, 2019, 02:38:48 am by st |
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5 Replies
8133 Views |
April 22, 2019, 07:08:17 pm by jeff_free69 |
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23 Replies
10850 Views |
April 22, 2019, 02:56:12 pm by kagliostro |
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Looking for special shape tube
Started by Colas LeGrippa |
5 Replies
4799 Views |
April 21, 2019, 06:38:14 pm by Colas LeGrippa |
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6 Replies
6829 Views |
April 19, 2019, 06:34:09 pm by kagliostro |
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Another Valve Jr Question
Started by Electron Tornado |
2 Replies
3928 Views |
April 19, 2019, 12:33:52 pm by PRR |
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8 Replies
6059 Views |
April 18, 2019, 09:04:33 pm by MakerDP |
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8 Replies
6339 Views |
April 18, 2019, 07:09:04 pm by BobL |
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6 Replies
5828 Views |
April 18, 2019, 11:18:45 am by Electron Tornado |
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5E3 Normal Channel not working
Started by mebond11 |
8 Replies
6489 Views |
April 17, 2019, 04:30:00 pm by mebond11 |
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12AU7 output tube
Started by jeff |
22 Replies
24269 Views |
April 17, 2019, 01:13:29 pm by PRR |
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18 Replies
8926 Views |
April 17, 2019, 05:54:05 am by ALBATROS1234 |
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JMP 2204 Build with relay switching
Started by NSB_Chris |
4 Replies
5136 Views |
April 17, 2019, 05:21:20 am by NSB_Chris |
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350k pot with tap
Started by Shack |
15 Replies
11644 Views |
April 16, 2019, 07:10:07 pm by MFowler |
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Elevated heaters: what not to do.
Started by Colas LeGrippa |
16 Replies
9711 Views |
April 16, 2019, 12:29:22 pm by ALBATROS1234 |
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Vox AC30HWH noisy top boost section
Started by defcon.klaxon |
8 Replies
7884 Views |
April 16, 2019, 09:42:44 am by st |
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blues jr no reverb
Started by Papa Jim |
17 Replies
8374 Views |
April 15, 2019, 07:27:55 pm by Papa Jim |
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6 Replies
9288 Views |
April 15, 2019, 05:03:01 pm by Colas LeGrippa |
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Body control pot
Started by uki |
11 Replies
8538 Views |
April 15, 2019, 04:17:40 pm by VMS |
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16 Replies
9675 Views |
April 15, 2019, 08:14:30 am by sluckey |
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7 Replies
6978 Views |
April 14, 2019, 08:53:37 pm by keithpop |
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Blues Jr. Build
Started by dezmoduo |
2 Replies
3828 Views |
April 14, 2019, 07:25:05 pm by Tbone55 |
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105 Replies
42971 Views |
April 14, 2019, 11:33:12 am by Bosses |
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JCM 900 slx bias trim pot
Started by Leevi |
8 Replies
8076 Views |
April 14, 2019, 12:47:29 am by Leevi |
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Choke Inductance
Started by TIMBO |
6 Replies
5127 Views |
April 14, 2019, 12:42:56 am by nandrewjackson |
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3 Replies
4122 Views |
April 13, 2019, 11:16:15 pm by Tbone55 |
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heptode amps
Started by theanalogkid |
9 Replies
9791 Views |
April 13, 2019, 10:21:51 am by VMS |
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unusual transformer
Started by isaac_teller |
2 Replies
4507 Views |
April 13, 2019, 10:01:43 am by isaac_teller |
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3 Replies
3988 Views |
April 12, 2019, 06:29:11 pm by shooter |
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FX midstream
Started by shooter |
2 Replies
3966 Views |
April 12, 2019, 06:26:12 pm by shooter |
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6J4P 6Ж4 Pentode tube Russian
Started by Ed_Chambley |
10 Replies
9559 Views |
April 12, 2019, 03:42:19 pm by Ed_Chambley |
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AB763 Single Channel Troubleshooting
Started by purpletele |
14 Replies
9325 Views |
April 12, 2019, 12:56:59 pm by purpletele |
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8 Replies
5606 Views |
April 12, 2019, 09:20:53 am by pbman1953 |
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30 Replies
15802 Views |
April 11, 2019, 07:36:38 pm by plumcrazyfx |
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Mhuss Plexi 6V6 to el34?
Started by JGk |
11 Replies
8475 Views |
April 10, 2019, 05:43:36 pm by JGk |
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2 Replies
4779 Views |
April 10, 2019, 04:21:05 pm by sluckey |
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38 Replies
17525 Views |
April 09, 2019, 12:07:01 am by DummyLoad |
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SluckeyAmps 1960 Vox AC15 Build
Started by SkipJohnson « 1 2 3 » |
128 Replies
53876 Views |
April 08, 2019, 05:32:14 pm by sluckey |
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