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 | ||
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| tomojt and 134 Guests are viewing this board. | ||||
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Biasing a (I think 1983) Fender Concert
Started by Jomamma |
3 Replies
4326 Views |
July 25, 2014, 07:16:08 pmby Jomamma |
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Transformer scratch and dent sale
Started by EL34 |
7 Replies
6315 Views |
July 24, 2014, 09:08:22 pm by DummyLoad |
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question about power supply nodes
Started by sean_thornton |
10 Replies
8124 Views |
July 24, 2014, 09:05:03 pm by sean_thornton |
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Are these 6L6 numbers safe
Started by TerryD |
9 Replies
5759 Views |
July 24, 2014, 08:49:10 pm by DummyLoad |
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Cap change and sound alteration
Started by TerryD |
1 Replies
3212 Views |
July 23, 2014, 04:49:55 pm by tompagan123 |
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VRM Problem
Started by mayburyds |
3 Replies
4006 Views |
July 23, 2014, 05:33:37 am by mayburyds |
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2 Replies
3660 Views |
July 22, 2014, 06:56:51 pm by punkykatt |
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Power Cap Cans & Preamp Tubes
Started by jly56 |
10 Replies
5907 Views |
July 22, 2014, 05:42:01 pm by SoundmasterG |
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8 Replies
6775 Views |
July 22, 2014, 08:18:57 am by kagliostro |
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0 Replies
3531 Views |
July 21, 2014, 09:55:40 am by EL34 |
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Mid Control
Started by rzenc |
7 Replies
6817 Views |
July 21, 2014, 09:28:45 am by rzenc |
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First 5f6a build
Started by duke of earl |
13 Replies
7727 Views |
July 21, 2014, 01:11:05 am by billcreller |
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Yip, my amp is acting weird
Started by Boiledrootbeer |
4 Replies
5027 Views |
July 20, 2014, 02:17:56 pm by Boiledrootbeer |
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13 Replies
9107 Views |
July 20, 2014, 09:01:16 am by printer2 |
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MOVED: 12 volt power supply
Started by EL34 |
0 Replies
3454 Views |
July 19, 2014, 05:52:16 pm by EL34 |
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Thanks Everyone
Started by TerryD |
3 Replies
3586 Views |
July 19, 2014, 09:41:22 am by Platefire |
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200 Replies
76602 Views |
July 18, 2014, 10:05:26 pm by SILVERGUN |
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Does Capacitor size matter...for sound?
Started by TerryD |
7 Replies
5446 Views |
July 18, 2014, 04:16:56 pm by HotBluePlates |
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'63 Brown Super on the bench...
Started by SleepLess |
20 Replies
9090 Views |
July 17, 2014, 04:21:08 am by SleepLess |
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Shielding a cap
Started by kagliostro |
9 Replies
5378 Views |
July 16, 2014, 11:44:21 am by tubenit |
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3 Replies
3669 Views |
July 16, 2014, 03:34:25 am by tubeswell |
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A successful accident
Started by SILVERGUN |
24 Replies
13488 Views |
July 15, 2014, 09:05:39 pm by Tone Junkie |
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Fender 6G15 reverb unit question
Started by labb |
28 Replies
12739 Views |
July 15, 2014, 03:21:24 pm by sluckey |
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45 Replies
12911 Views |
July 13, 2014, 08:25:31 pm by PRR |
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5 Replies
6699 Views |
July 11, 2014, 02:44:18 pm by drew |
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A proposal for Doug and the Forum
Started by kagliostro |
13 Replies
7830 Views |
July 11, 2014, 09:43:21 am by sdp1234 |
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2 Replies
3511 Views |
July 10, 2014, 04:27:55 pm by goldstache |
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Danelectro DX-250, not working
Started by Jomamma |
10 Replies
6847 Views |
July 10, 2014, 12:37:12 pm by Willabe |
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Voc AC30c2 power drain-diode & bias
Started by TerryD |
2 Replies
3518 Views |
July 10, 2014, 10:42:29 am by kagliostro |
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5 Replies
5339 Views |
July 10, 2014, 02:23:49 am by kagliostro |
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Vox AC 30C2 Power tubes and diodes
Started by TerryD |
5 Replies
4036 Views |
July 09, 2014, 04:19:21 pm by TerryD |
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68k's needed?
Started by MacGwyn |
2 Replies
3740 Views |
July 09, 2014, 04:13:09 pm by HotBluePlates |
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10 Replies
9603 Views |
July 09, 2014, 01:03:15 pm by sean_thornton |
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Signal Compression.......
Started by Jack_Hester |
16 Replies
7853 Views |
July 08, 2014, 01:51:52 pm by kagliostro |
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noise issue with engl fireball 60
Started by ctravis595 |
2 Replies
3886 Views |
July 08, 2014, 12:34:47 am by ctravis595 |
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19 Replies
9077 Views |
July 07, 2014, 05:24:46 pm by G._Hoffman |
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JMP "Volume I" problem
Started by valhala92 |
24 Replies
8574 Views |
July 07, 2014, 02:34:01 pm by HotBluePlates |
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JTM45/AA864 build, low volume
Started by glassesnvests |
11 Replies
6128 Views |
July 07, 2014, 05:14:44 am by tubenit |
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Presence Cap
Started by J Rindt |
2 Replies
4139 Views |
July 06, 2014, 11:23:43 pm by J Rindt |
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Mystery tube (to me)
Started by MacGwyn |
1 Replies
3466 Views |
July 06, 2014, 10:57:41 am by sluckey |
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6 Replies
5585 Views |
July 05, 2014, 07:57:29 pm by John |
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25 Replies
8389 Views |
July 05, 2014, 01:27:02 pm by EL34 |
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Hoffman AB763 Twin issues (cont from 2012)
Started by proaudioguy « 1 2 » |
53 Replies
20925 Views |
July 03, 2014, 09:31:25 pm by proaudioguy |
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Tube socket issue
Started by labb |
4 Replies
4944 Views |
July 03, 2014, 04:47:01 pm by tubeswell |
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1960's Fender Transformer codes
Started by Voxbox |
4 Replies
11356 Views |
July 03, 2014, 08:40:25 am by Voxbox |
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5f11 bias and hum help...
Started by Phil_Tre |
3 Replies
5313 Views |
July 03, 2014, 02:10:30 am by Phil_Tre |
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10 Replies
6175 Views |
July 01, 2014, 10:09:46 am by EL34 |
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MOVED: Speaker?
Started by Willabe |
0 Replies
3542 Views |
July 01, 2014, 08:56:17 am by Willabe |
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Parallel 6L6 SE Amp
Started by TIMBO |
5 Replies
10219 Views |
June 30, 2014, 02:10:32 pm by TIMBO |
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Need help to build a Leslie
Started by x44d80 |
8 Replies
5730 Views |
June 30, 2014, 11:44:57 am by 1rebmem |
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