Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 12:29:22 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 12:29:22 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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London Power power scaling technology
Started by Champ_49 |
8 Replies
12295 Views |
July 21, 2015, 04:07:38 pmby Champ_49 |
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Princeton to 6L6 from 6V6..from AO-39
Started by Skip Hagey |
3 Replies
3767 Views |
July 21, 2015, 02:10:50 pm by sluckey |
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5Y3 Rectifier
Started by TIMBO |
4 Replies
5262 Views |
July 21, 2015, 02:19:34 am by TIMBO |
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1 Replies
3793 Views |
July 20, 2015, 11:24:09 pm by PRR |
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AB763 Deluxe_Reverb OD
Started by vicentebd |
5 Replies
4562 Views |
July 20, 2015, 04:44:13 pm by vicentebd |
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2 Replies
4531 Views |
July 20, 2015, 09:11:03 am by Toxophilite |
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Sound City 120r
Started by TIMBO |
16 Replies
9002 Views |
July 18, 2015, 11:12:01 pm by TIMBO |
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Testing OT. How efficient?
Started by hesamadman |
4 Replies
3980 Views |
July 18, 2015, 05:48:30 pm by hesamadman |
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Open chassis sitting on speaker cabinet
Started by 6v6Pin1 |
3 Replies
4273 Views |
July 17, 2015, 06:11:00 pm by 6v6Pin1 |
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4 Replies
4604 Views |
July 17, 2015, 05:44:29 pm by sluckey |
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Adding 12vdc LED to tube amp
Started by POWDOG |
15 Replies
11836 Views |
July 16, 2015, 09:25:00 pm by HotBluePlates |
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microphonic PI
Started by Skip Hagey |
25 Replies
9113 Views |
July 16, 2015, 06:08:36 pm by Skip Hagey |
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output Jacks
Started by taylorc315 |
2 Replies
3852 Views |
July 16, 2015, 02:27:05 pm by taylorc315 |
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Stout kit cuts out at high volume
Started by 6v6Pin1 |
4 Replies
4666 Views |
July 16, 2015, 01:49:06 pm by Willabe |
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What decides components?
Started by maxmigax |
18 Replies
9181 Views |
July 16, 2015, 12:09:58 pm by pinkphiloyd |
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FX Hoffman style turret board
Started by tubenit |
2 Replies
4640 Views |
July 16, 2015, 11:06:57 am by John |
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PT in Tweed super using KT66's
Started by RobBozic |
1 Replies
4264 Views |
July 16, 2015, 02:47:02 am by AZJimC |
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Plexi-7868 build in Stout Chassis
Started by AZJimC |
42 Replies
18261 Views |
July 15, 2015, 11:40:11 am by DummyLoad |
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20 Replies
13525 Views |
July 14, 2015, 11:06:41 pm by matt117 |
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DIY Stereo Kits or Plans?
Started by Mook |
25 Replies
11290 Views |
July 14, 2015, 02:32:11 pm by Packerswin14 |
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5F2-A Chassis and Control Board Idea
Started by humbug |
13 Replies
8032 Views |
July 14, 2015, 09:21:00 am by humbug |
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56 Replies
30559 Views |
July 14, 2015, 02:51:21 am by TIMBO |
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37 Replies
14492 Views |
July 12, 2015, 02:10:28 pm by basschops1528 |
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7 Replies
5555 Views |
July 12, 2015, 11:55:23 am by sluckey |
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Transformer replacement
Started by dunner84 |
3 Replies
4859 Views |
July 11, 2015, 08:32:52 pm by dunner84 |
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Orange 120 1974
Started by plexi50 |
3 Replies
4330 Views |
July 11, 2015, 05:55:56 pm by plexi50 |
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15 Replies
9815 Views |
July 11, 2015, 06:33:42 am by EL34 |
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Output transformer values
Started by Skip Hagey |
2 Replies
4093 Views |
July 10, 2015, 06:15:16 pm by PRR |
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4 Replies
5481 Views |
July 10, 2015, 02:52:54 pm by vibrolax |
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5e3 build. No voltage pins 4
Started by MF76 |
34 Replies
12545 Views |
July 10, 2015, 10:46:54 am by Ed_Chambley |
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87 Replies
31463 Views |
July 10, 2015, 08:08:21 am by pbman1953 |
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14 Replies
6320 Views |
July 09, 2015, 03:20:32 pm by phsyconoodler |
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6G12-A "frying" sound
Started by Mars-Hall |
11 Replies
6171 Views |
July 09, 2015, 10:59:56 am by jojokeo |
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Artificial center tap for heaters.
Started by pinkphiloyd |
17 Replies
12477 Views |
July 09, 2015, 09:34:10 am by pinkphiloyd |
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21 Replies
11624 Views |
July 08, 2015, 12:43:25 pm by kagliostro |
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Tremolo cap question
Started by BobRuth |
3 Replies
4791 Views |
July 07, 2015, 09:41:52 pm by BobRuth |
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What the heck did I do?
Started by hesamadman |
0 Replies
4154 Views |
July 07, 2015, 07:10:23 pm by hesamadman |
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Hoffman 1 Channel Deluxe Reverb
Started by dunner84 |
10 Replies
8084 Views |
July 06, 2015, 10:57:37 pm by JGk |
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6G6 Power Tubes, no bias current
Started by RAJPE |
11 Replies
8856 Views |
July 06, 2015, 09:23:42 pm by sluckey |
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Anyone built a Single Ended EL34 Hot Cat?
Started by Shawnee |
15 Replies
7674 Views |
July 06, 2015, 08:17:34 pm by John |
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5E3 with different PI
Started by Leevi |
6 Replies
7723 Views |
July 06, 2015, 03:17:31 pm by PRR |
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Transformation
Started by Toxophilite |
2 Replies
4071 Views |
July 05, 2015, 08:31:29 pm by PRR |
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3-2x12 wiring help
Started by goldstache |
5 Replies
4579 Views |
July 05, 2015, 07:49:43 am by goldstache |
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vibrolux issues
Started by Bugman3183 |
43 Replies
13953 Views |
July 05, 2015, 06:49:32 am by Bugman3183 |
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Need help identify Twin
Started by crashtm1 |
9 Replies
4634 Views |
July 04, 2015, 04:15:41 pm by DummyLoad |
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31 Replies
11051 Views |
July 04, 2015, 08:50:50 am by sluckey |
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Revibe issue?
Started by lego4040 |
12 Replies
5944 Views |
July 04, 2015, 07:36:14 am by lego4040 |
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Bogen MX-60 Vintage P.A. Amp
Started by Guitarzan |
16 Replies
9986 Views |
July 03, 2015, 09:51:59 pm by Willabe |
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6v6 Plexi Build Problem
Started by GS1100 |
1 Replies
3977 Views |
July 03, 2015, 05:21:42 pm by shooter |
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Deluxe 6G3 Voltages a bit low.
Started by BruceJ |
10 Replies
6921 Views |
July 03, 2015, 06:22:44 am by BruceJ |
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