Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 07:19:44 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 07:19:44 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 36 Guests are viewing this board. | ||||
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5f2a Hum in standby ( resolved )
Started by makingnoise88 |
4 Replies
3114 Views |
June 24, 2017, 08:53:55 amby sluckey |
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Laney Pro-Tube 50
Started by h4ck.b0x7 |
1 Replies
2966 Views |
June 24, 2017, 08:50:15 am by shooter |
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7 Replies
7932 Views |
June 23, 2017, 11:34:27 pm by terminalgs |
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5E9-A intensity pot not working
Started by idamay |
37 Replies
9931 Views |
June 22, 2017, 07:02:33 pm by sluckey |
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10 Replies
6058 Views |
June 22, 2017, 08:04:04 am by jjasilli |
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populating eyelet board
Started by dude |
24 Replies
9169 Views |
June 21, 2017, 01:46:48 pm by EL34 |
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Hammond transformers for 5E3 build
Started by JB |
7 Replies
8459 Views |
June 21, 2017, 11:38:42 am by JB |
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value of feedback resistor
Started by dude |
4 Replies
2949 Views |
June 21, 2017, 10:20:06 am by dude |
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Feedback resistor
Started by Apprentice |
5 Replies
3240 Views |
June 20, 2017, 03:56:30 pm by pompeiisneaks |
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Tone
Started by Apprentice |
3 Replies
2690 Views |
June 20, 2017, 06:32:05 am by Apprentice |
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24 Replies
9208 Views |
June 17, 2017, 03:59:00 pm by sluckey |
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Lowering B+
Started by TIMBO |
2 Replies
2688 Views |
June 17, 2017, 04:58:00 am by TIMBO |
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5v rectifier on a 6v tap
Started by TIMBO |
13 Replies
7443 Views |
June 16, 2017, 05:50:23 am by TIMBO |
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I am back after some hard times.
Started by NO_H2O |
7 Replies
3923 Views |
June 15, 2017, 08:49:07 am by ratgon |
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Preamp problem
Started by chrisw |
8 Replies
3615 Views |
June 15, 2017, 03:31:23 am by chrisw |
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7 Replies
5168 Views |
June 14, 2017, 10:25:38 pm by DummyLoad |
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Blues Jr control panel overlay
Started by jeffs |
4 Replies
7012 Views |
June 14, 2017, 07:45:34 pm by jeffs |
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16 Replies
5123 Views |
June 14, 2017, 06:40:08 pm by PRR |
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Photo gallery
Started by phsyconoodler |
2 Replies
2941 Views |
June 14, 2017, 03:40:30 pm by Platefire |
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23 Replies
9491 Views |
June 14, 2017, 12:20:48 am by super&plexi |
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32 Replies
10940 Views |
June 13, 2017, 06:01:50 pm by Johntb |
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6 Replies
4825 Views |
June 13, 2017, 12:58:34 pm by jonyoungyi |
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Getting More treble out of a 5f2a
Started by makingnoise88 |
2 Replies
3224 Views |
June 12, 2017, 05:01:23 pm by pompeiisneaks |
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26 Replies
7379 Views |
June 12, 2017, 03:05:42 pm by madnis |
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26 Replies
11051 Views |
June 12, 2017, 08:43:56 am by shooter |
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22 Replies
6984 Views |
June 12, 2017, 06:49:15 am by kagliostro |
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Hoffman Fender Blues Junior Conversion
Started by dand |
9 Replies
4441 Views |
June 12, 2017, 06:34:05 am by EL34 |
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OT question
Started by Johntb |
4 Replies
3051 Views |
June 11, 2017, 12:47:21 pm by Johntb |
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Voltage filament Q
Started by dude |
9 Replies
3713 Views |
June 10, 2017, 08:50:03 pm by shooter |
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larger output trans.
Started by okguitarman |
2 Replies
2765 Views |
June 10, 2017, 06:42:10 pm by okguitarman |
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10 Replies
3990 Views |
June 10, 2017, 09:16:43 am by jjasilli |
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Reverb tank matching
Started by hesamadman |
4 Replies
4104 Views |
June 10, 2017, 07:26:06 am by hesamadman |
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Filmosound conversion....
Started by ratgon |
0 Replies
5903 Views |
June 09, 2017, 11:42:32 pm by ratgon |
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breadboard fun.
Started by DummyLoad |
28 Replies
9599 Views |
June 09, 2017, 09:23:13 pm by DummyLoad |
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promised files to Franco
Started by drgonzonm |
1 Replies
2663 Views |
June 09, 2017, 10:50:43 am by kagliostro |
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49 Replies
30008 Views |
June 09, 2017, 09:05:59 am by jpdesroc |
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Zenith OT wiring ??
Started by zapped |
5 Replies
3431 Views |
June 09, 2017, 08:27:45 am by shooter |
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11 Replies
4953 Views |
June 08, 2017, 08:51:39 pm by punkykatt |
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Fender Hot Rod Deluxe
Started by VladP |
1 Replies
2625 Views |
June 07, 2017, 12:30:09 pm by EL34 |
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Graph of Gain from Input to PI Output
Started by jecars |
15 Replies
4915 Views |
June 06, 2017, 06:58:06 pm by jjasilli |
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FAA teaching
Started by PRR |
7 Replies
4497 Views |
June 06, 2017, 12:06:21 pm by silverfox |
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17 Replies
5613 Views |
June 05, 2017, 08:43:22 pm by DummyLoad |
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Finished 5E3 for a friend.
Started by ratgon |
14 Replies
3831 Views |
June 05, 2017, 03:39:16 pm by jjasilli |
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Hi-Fi amp question.
Started by ratgon |
40 Replies
10876 Views |
June 04, 2017, 09:01:34 pm by DummyLoad |
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MOVED: FriedWoman Brown Eye
Started by sluckey |
0 Replies
2460 Views |
June 04, 2017, 08:03:45 am by sluckey |
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Sluckey's AB763 Deluxe Lite Question
Started by dude |
9 Replies
4222 Views |
June 03, 2017, 05:33:13 pm by dude |
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7 Replies
6759 Views |
June 03, 2017, 02:22:12 pm by kagliostro |
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Princeton Reverb Volume issue - Help?
Started by Imntgrumpy |
10 Replies
4383 Views |
June 03, 2017, 10:11:10 am by HotBluePlates |
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tapping neg. bias voltage
Started by dude |
18 Replies
5214 Views |
June 02, 2017, 11:40:02 pm by dude |
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Adjustable Negative feedback
Started by pbman1953 |
3 Replies
3933 Views |
June 02, 2017, 02:00:16 pm by DummyLoad |
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