Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 04:02:32 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 04:02:32 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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10 Replies
7209 Views |
April 04, 2019, 10:18:53 pmby Papa Jim |
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Need help with a design *Now with pictures
Started by DonP |
16 Replies
8320 Views |
April 04, 2019, 12:07:41 pm by shooter |
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9 Replies
18403 Views |
April 04, 2019, 08:17:50 am by cusebassman |
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rectifier questions
Started by ALBATROS1234 |
14 Replies
9387 Views |
April 03, 2019, 09:58:33 pm by ALBATROS1234 |
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6G2 Brownface Princeton Build
Started by bmccowan |
6 Replies
11002 Views |
April 03, 2019, 07:33:34 pm by bmccowan |
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23 Replies
10788 Views |
April 03, 2019, 05:49:10 pm by pompeiisneaks |
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Matchless Lightning layout
Started by daveyajd |
3 Replies
5355 Views |
April 03, 2019, 04:14:17 pm by daveyajd |
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Need help identifying this part please.
Started by Papa Jim |
11 Replies
6936 Views |
April 03, 2019, 12:35:31 pm by PRR |
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Question about my Vibro champ PT
Started by dude |
21 Replies
10162 Views |
April 02, 2019, 02:36:50 pm by dude |
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VVR Question
Started by TIMBO |
7 Replies
7513 Views |
April 02, 2019, 01:56:15 pm by TIMBO |
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8 Replies
7486 Views |
April 01, 2019, 05:14:36 pm by Wurli Dad |
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KT 88 champ build.
Started by mikhett |
1 Replies
4529 Views |
April 01, 2019, 03:57:37 pm by bmccowan |
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Heater Wiring Question
Started by Papa Jim |
10 Replies
7804 Views |
March 31, 2019, 04:33:58 pm by shooter |
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Aa964 princeton
Started by phsyconoodler |
7 Replies
5781 Views |
March 31, 2019, 04:12:59 pm by bmccowan |
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Grid stoppers causing HF oscillation?
Started by ECV02 |
8 Replies
6528 Views |
March 31, 2019, 06:52:18 am by pdf64 |
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25 Replies
12697 Views |
March 30, 2019, 01:01:57 pm by MakerDP |
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New York Rangers won !
Started by Colas LeGrippa |
3 Replies
4555 Views |
March 29, 2019, 09:06:28 pm by Colas LeGrippa |
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60 Replies
24978 Views |
March 29, 2019, 07:37:21 pm by Papa Jim |
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3 Replies
4981 Views |
March 29, 2019, 09:37:46 am by shooter |
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JCM 2204 Protection Fuse value question
Started by NSB_Chris |
7 Replies
6862 Views |
March 29, 2019, 05:24:03 am by pdf64 |
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Voltage regulation for master volume?
Started by Shawnee |
9 Replies
6397 Views |
March 29, 2019, 12:13:43 am by PRR |
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10 Replies
7117 Views |
March 27, 2019, 07:35:42 pm by bmccowan |
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IT WORKS
Started by Masterwaiter |
2 Replies
4807 Views |
March 27, 2019, 01:38:56 pm by John |
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Wurlitzer 44 amp project
Started by dsmith9 |
31 Replies
17770 Views |
March 27, 2019, 03:25:45 am by scrimpus |
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Thread deleted instantaneously?
Started by ALBATROS1234 |
9 Replies
7611 Views |
March 26, 2019, 05:49:34 pm by PRR |
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Power tube extra safety device
Started by Colas LeGrippa |
25 Replies
10449 Views |
March 26, 2019, 05:20:13 pm by Colas LeGrippa |
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Component Question
Started by Tbone55 |
39 Replies
16992 Views |
March 25, 2019, 12:50:32 pm by Tbone55 |
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6 Replies
6574 Views |
March 25, 2019, 06:59:15 am by shooter |
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3 Replies
4962 Views |
March 25, 2019, 02:49:10 am by VMS |
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Same o'le, same o'le.
Started by Papa Jim |
12 Replies
6705 Views |
March 24, 2019, 05:52:40 am by Papa Jim |
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1 Replies
4236 Views |
March 24, 2019, 12:43:14 am by davidwpack |
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A tale of 2 tweed champs
Started by Shack |
20 Replies
11956 Views |
March 23, 2019, 11:34:12 pm by ALBATROS1234 |
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Amp has no headroom and low volume
Started by dearborndave |
38 Replies
19195 Views |
March 23, 2019, 07:56:22 pm by shooter |
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Champ build with el- 84
Started by mikhett |
4 Replies
7216 Views |
March 23, 2019, 07:24:13 pm by bmccowan |
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Transformer Conundrum: Gibson GA15-RVT
Started by Widgetmjl |
11 Replies
12793 Views |
March 23, 2019, 06:36:48 pm by bmccowan |
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2 Replies
4217 Views |
March 23, 2019, 11:10:19 am by Colas LeGrippa |
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6 Replies
9259 Views |
March 23, 2019, 09:55:52 am by ALBATROS1234 |
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8 Replies
8967 Views |
March 21, 2019, 10:34:18 pm by Willabe |
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My version of 5f6a 6V6
Started by stinga11 |
6 Replies
7220 Views |
March 21, 2019, 06:13:36 pm by stinga11 |
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My D'MARS ODS 5879 finally has a home...
Started by MakerDP |
12 Replies
8597 Views |
March 21, 2019, 12:13:11 pm by MakerDP |
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Mesa Rocket 44 part
Started by etneccas |
15 Replies
7775 Views |
March 20, 2019, 07:15:37 pm by etneccas |
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3 Replies
4908 Views |
March 20, 2019, 10:36:24 am by MakerDP |
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Reverb design
Started by PRR |
12 Replies
7006 Views |
March 19, 2019, 04:05:12 pm by shooter |
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resistor
Started by Clinton07555 |
1 Replies
4498 Views |
March 19, 2019, 07:31:32 am by sluckey |
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6SN7 vs 6v6GTA
Started by Papa Jim |
14 Replies
10819 Views |
March 18, 2019, 09:08:02 pm by pullshocks |
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Cathode biasing question
Started by Colas LeGrippa |
16 Replies
10401 Views |
March 18, 2019, 03:13:22 pm by PRR |
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Parasitic cancelling tricks ?
Started by Colas LeGrippa |
4 Replies
5284 Views |
March 17, 2019, 11:19:53 am by Colas LeGrippa |
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Oscillation problem solved
Started by Colas LeGrippa |
1 Replies
4131 Views |
March 17, 2019, 10:52:53 am by Colas LeGrippa |
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Help with Tweed Bluezmeister OD tweaks?
Started by jinx1499 |
35 Replies
13938 Views |
March 16, 2019, 07:52:34 pm by jinx1499 |
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Dual Plexi / October & JCM800 Build
Started by tristanc |
3 Replies
5787 Views |
March 16, 2019, 07:05:29 pm by MakerDP |
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