Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 07:19:45 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 07:19:45 am | ||
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Single ended EL84
Started by rake |
18 Replies
39040 Views |
April 06, 2018, 01:37:19 pmby Menryk |
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Fixed Bias El84?
Started by JKRamsey1991 |
15 Replies
10903 Views |
April 06, 2018, 08:51:46 am by plumcrazyfx |
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Spacing of components DELUXE REVERB
Started by taddy |
1 Replies
2741 Views |
April 05, 2018, 07:36:39 pm by PRR |
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More headroom in a 5e3?
Started by markmalin |
24 Replies
9004 Views |
April 05, 2018, 04:25:40 pm by 2deaf |
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Electrolytics in series ... question?
Started by Diverted |
14 Replies
5513 Views |
April 05, 2018, 08:58:29 am by sluckey |
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66' Among gs12 R turret board
Started by mikhett |
2 Replies
2533 Views |
April 04, 2018, 09:05:15 pm by PRR |
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HiFi output noise
Started by Heavenamps |
3 Replies
2649 Views |
April 04, 2018, 02:51:29 pm by 92Volts |
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supro push pull ot question.
Started by ALBATROS1234 |
19 Replies
7318 Views |
April 04, 2018, 08:16:20 am by ALBATROS1234 |
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31 Replies
8195 Views |
April 03, 2018, 10:40:47 pm by dude |
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MOVED: New Magnatone amp schematics
Started by Willabe |
0 Replies
2349 Views |
April 03, 2018, 02:12:06 pm by Willabe |
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two EL-84 amp with reverb ????
Started by mikhett |
3 Replies
2853 Views |
April 02, 2018, 06:51:49 pm by DummyLoad |
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Peavey cap id.
Started by Colas LeGrippa |
6 Replies
3978 Views |
April 02, 2018, 12:50:41 pm by Colas LeGrippa |
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5 Replies
4843 Views |
April 01, 2018, 06:59:00 pm by ALBATROS1234 |
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Grid resistors to power tubes
Started by dude |
5 Replies
9178 Views |
March 31, 2018, 11:28:03 pm by PRR |
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Traynor 1973 ygm_3 tone stack mod
Started by mikhett |
4 Replies
3470 Views |
March 31, 2018, 10:39:28 pm by plumcrazyfx |
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VVR Hints & Tips
Started by plumcrazyfx |
8 Replies
4616 Views |
March 31, 2018, 10:35:39 pm by plumcrazyfx |
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8 Replies
3143 Views |
March 31, 2018, 06:45:34 pm by shooter |
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Questions about my fix to a problem?
Started by ALBATROS1234 |
9 Replies
3234 Views |
March 31, 2018, 09:54:22 am by ALBATROS1234 |
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19 Replies
5719 Views |
March 31, 2018, 05:37:10 am by Menryk |
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Output Transformer Help
Started by dscottguitars |
47 Replies
10916 Views |
March 30, 2018, 10:31:52 pm by dscottguitars |
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GA-90 fuse size
Started by malti |
1 Replies
2729 Views |
March 30, 2018, 01:27:39 pm by sluckey |
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grounding bias filters
Started by dude |
3 Replies
2607 Views |
March 29, 2018, 04:39:21 pm by Colas LeGrippa |
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noisy Showman 6G-14
Started by bhill |
2 Replies
2932 Views |
March 29, 2018, 02:07:43 pm by bhill |
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16 Replies
6837 Views |
March 29, 2018, 08:31:15 am by ALBATROS1234 |
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2 Replies
3608 Views |
March 29, 2018, 05:40:45 am by MFowler |
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Gibson GA20 HUM!!!!!!!!! UPDATE!
Started by plexi50 |
49 Replies
14567 Views |
March 28, 2018, 11:49:35 pm by DummyLoad |
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about heaters hum
Started by Colas LeGrippa |
7 Replies
4035 Views |
March 28, 2018, 10:31:26 pm by Colas LeGrippa |
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My 50W plexi Screen Supply dilemma
Started by goldstache |
19 Replies
6167 Views |
March 28, 2018, 04:25:37 pm by DummyLoad |
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Low power Fender Twin Reverb AB763?
Started by Diverted |
6 Replies
5038 Views |
March 28, 2018, 10:37:51 am by 92Volts |
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5881.... my new favorite power tube
Started by ALBATROS1234 |
3 Replies
4699 Views |
March 28, 2018, 10:19:02 am by 92Volts |
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fender deluxe 112 popping
Started by J Rindt |
5 Replies
4404 Views |
March 27, 2018, 11:31:17 pm by Leevi |
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26 Replies
7810 Views |
March 27, 2018, 07:43:28 pm by marshall |
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Mallory M150 Coupling Caps
Started by plexi50 |
4 Replies
3558 Views |
March 27, 2018, 06:47:03 pm by roseblood11 |
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JCM800 2204 diagram review
Started by a90s2cs |
11 Replies
30389 Views |
March 27, 2018, 02:48:10 pm by a90s2cs |
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Stout TMB with an octal preamp
Started by lvrocker |
4 Replies
3226 Views |
March 27, 2018, 11:45:06 am by lvrocker |
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Old coupling caps
Started by dscottguitars |
6 Replies
3004 Views |
March 27, 2018, 12:49:07 am by Platefire |
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Redundant fuse - The better use ?
Started by kagliostro |
7 Replies
3127 Views |
March 26, 2018, 06:34:50 am by kagliostro |
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Hoffman AB763 with robrob reverb mod?
Started by mresistor |
8 Replies
4730 Views |
March 25, 2018, 09:48:44 pm by DummyLoad |
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Question about 18 Watt Stout options
Started by knotscott |
14 Replies
6421 Views |
March 25, 2018, 06:31:32 am by knotscott |
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Blues Jr III Troubles
Started by munkeyboy |
10 Replies
6064 Views |
March 25, 2018, 12:16:00 am by munkeyboy |
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Help with input on 5C1 EL34 Build
Started by plumcrazyfx |
49 Replies
11804 Views |
March 24, 2018, 09:44:58 pm by plumcrazyfx |
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Tube rectifier questions?
Started by ALBATROS1234 |
3 Replies
3020 Views |
March 24, 2018, 08:40:25 pm by shooter |
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5 Replies
3068 Views |
March 24, 2018, 07:36:52 pm by Apexelectric |
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16 Replies
6141 Views |
March 24, 2018, 06:51:34 pm by jackhammer111` |
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5E3 voltages not right any suggestions?
Started by leevc5 |
21 Replies
8151 Views |
March 24, 2018, 12:45:28 pm by Willabe |
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1650F wiring for 8 and 16 ohm output
Started by thomash |
3 Replies
3782 Views |
March 24, 2018, 07:11:02 am by thomash |
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What circuit's best?
Started by Diverted |
12 Replies
5714 Views |
March 23, 2018, 06:50:39 pm by plumcrazyfx |
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38 Replies
12219 Views |
March 23, 2018, 05:17:30 pm by Toxophilite |
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15 Replies
7288 Views |
March 22, 2018, 08:28:37 pm by shooter |
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10 Replies
14267 Views |
March 22, 2018, 11:20:57 am by mwelch55 |
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