Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 08:51:02 am
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 08:51:02 am | ||
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Cathode Follower Output Stage
Started by RicharD |
6 Replies
10054 Views |
April 24, 2011, 10:14:02 pmby DummyLoad |
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27 Replies
14807 Views |
April 24, 2011, 09:12:52 pm by tubenit |
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Reduce volume
Started by jeff |
11 Replies
8490 Views |
April 24, 2011, 06:28:34 pm by plexi50 |
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First things first
Started by jeff |
28 Replies
14233 Views |
April 23, 2011, 02:13:23 pm by jeff |
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How About An Ampfest?
Started by plexi50 |
41 Replies
17006 Views |
April 23, 2011, 09:29:23 am by plexi50 |
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65 Princeton Reverb - Odd stuff
Started by LooseChange |
1 Replies
4313 Views |
April 23, 2011, 08:53:00 am by Fresh_Start |
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3 Replies
4904 Views |
April 22, 2011, 04:53:12 pm by tubeswell |
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One last VVR question
Started by bluesbear |
16 Replies
9032 Views |
April 22, 2011, 08:41:01 am by bluesbear |
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1 Replies
4089 Views |
April 22, 2011, 04:43:25 am by tubenit |
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Silver Jubilee OD only preamp
Started by navdave |
3 Replies
4963 Views |
April 22, 2011, 12:10:53 am by TIMBO |
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Filter Cap Question
Started by bootspratt |
9 Replies
8028 Views |
April 21, 2011, 06:13:55 am by EL34 |
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Silver Jubilee
Started by TIMBO |
5 Replies
4600 Views |
April 19, 2011, 11:50:14 pm by TIMBO |
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11 Replies
8268 Views |
April 19, 2011, 07:33:55 pm by dwp |
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3 Replies
4684 Views |
April 18, 2011, 09:53:28 pm by TubeRube |
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Using Amp Preamp Out
Started by plexi50 |
2 Replies
4477 Views |
April 18, 2011, 03:30:37 pm by plexi50 |
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Hammond 125ESE wiring ?
Started by worth |
8 Replies
7672 Views |
April 18, 2011, 01:46:00 pm by worth |
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Gain stage mod
Started by blues man |
3 Replies
4812 Views |
April 18, 2011, 11:00:39 am by blues man |
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21 Replies
12161 Views |
April 18, 2011, 10:45:50 am by Platefire |
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DN2540 MOSFET in a cathodyne
Started by bigugly |
7 Replies
13004 Views |
April 17, 2011, 07:07:31 pm by 38Super |
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14 Replies
8121 Views |
April 17, 2011, 03:23:39 pm by nateflanigan |
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12AU7 Mixer
Started by RicharD |
14 Replies
9925 Views |
April 17, 2011, 01:12:21 am by DummyLoad |
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What is a 7247?
Started by LooseChange |
5 Replies
6110 Views |
April 16, 2011, 10:16:14 am by HotBluePlates |
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58 Replies
27141 Views |
April 16, 2011, 09:38:25 am by DummyLoad |
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5e3 crackling and popping
Started by Tubed |
13 Replies
11517 Views |
April 16, 2011, 02:10:10 am by Tubed |
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steel chassis vs aluminum chassis
Started by blues man |
29 Replies
30204 Views |
April 15, 2011, 08:26:47 pm by John |
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question on ultra linear hook-up
Started by dwp |
10 Replies
8291 Views |
April 15, 2011, 02:55:07 pm by jojokeo |
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New Baldwin Organ Amp Project
Started by Platefire |
28 Replies
14866 Views |
April 15, 2011, 12:07:07 pm by jojokeo |
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7 Replies
7425 Views |
April 15, 2011, 11:42:29 am by simonallaway |
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5e3 coarse/fine volume control
Started by EW57 |
20 Replies
16247 Views |
April 15, 2011, 01:17:27 am by stingray_65 |
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Rectifier question
Started by zapped |
9 Replies
6924 Views |
April 13, 2011, 07:17:32 pm by ThermionicEngine |
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6l6wxt ok for 135w UL twin?
Started by bakerlite |
4 Replies
4743 Views |
April 13, 2011, 06:42:27 pm by bakerlite |
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7 Replies
9720 Views |
April 13, 2011, 10:19:43 am by tubeswell |
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Replacing laydown OT with stand up
Started by 3choplex |
4 Replies
5387 Views |
April 13, 2011, 07:32:56 am by jojokeo |
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72 twin reverb master volume pot
Started by 67polara |
6 Replies
7335 Views |
April 12, 2011, 09:41:53 am by 67polara |
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Vox style cut control
Started by navdave |
6 Replies
6417 Views |
April 12, 2011, 12:54:10 am by The_Gaz |
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oh no - another power supply gone.
Started by bakerlite |
8 Replies
6255 Views |
April 11, 2011, 07:02:50 pm by sluckey |
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18 watt output issue
Started by dixiepig |
3 Replies
4663 Views |
April 11, 2011, 08:48:55 am by Willabe |
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another OT question
Started by billcreller |
4 Replies
4462 Views |
April 10, 2011, 04:49:50 pm by mresistor |
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Feedback on my next amp project
Started by mpayne |
6 Replies
5981 Views |
April 09, 2011, 02:17:27 pm by mpayne |
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Dummy load
Started by jeff |
29 Replies
22400 Views |
April 09, 2011, 07:13:33 am by Jack1962 |
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5879 smoothing caps
Started by tubenit |
24 Replies
13012 Views |
April 08, 2011, 09:02:33 am by terminalgs |
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9 Replies
6527 Views |
April 08, 2011, 06:23:43 am by EL34 |
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15 Replies
10537 Views |
April 07, 2011, 02:41:36 pm by RicharD |
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10w resistor in 5w format
Started by ncusack |
3 Replies
4528 Views |
April 07, 2011, 07:12:02 am by mageerc |
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6 Replies
5791 Views |
April 07, 2011, 07:01:38 am by kagliostro |
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8 Replies
6981 Views |
April 07, 2011, 12:19:01 am by jojokeo |
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5E3 Deluxe Using 6L6GC
Started by plexi50 |
29 Replies
21472 Views |
April 06, 2011, 07:45:20 pm by crashtm1 |
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8 Replies
6690 Views |
April 06, 2011, 02:20:17 pm by 3choplex |
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Bias circuit help
Started by Megachunk |
45 Replies
17597 Views |
April 06, 2011, 11:18:12 am by Megachunk |
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FX & acoustic amplification?
Started by tubenit |
2 Replies
4427 Views |
April 05, 2011, 07:05:58 pm by Geezer |
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