Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 03:23:38 pm
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 03:23:38 pm | ||
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Bias vary tremelo speed and depth
Started by Toxophilite |
3 Replies
4336 Views |
April 16, 2018, 04:10:14 amby tubeswell |
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6 Replies
10733 Views |
April 16, 2018, 01:32:25 am by ZN414 |
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84 Replies
19044 Views |
April 15, 2018, 12:06:43 pm by Leevi |
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BOOGIE TO BLUES
Started by TIMBO |
25 Replies
9299 Views |
April 15, 2018, 03:19:52 am by TIMBO |
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Filament transformer
Started by Bugman3183 |
10 Replies
5788 Views |
April 14, 2018, 02:36:30 am by Ed_Chambley |
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Bass boost
Started by Menryk |
17 Replies
7785 Views |
April 14, 2018, 12:45:47 am by Leevi |
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Power Transformer Current
Started by dscottguitars |
10 Replies
10929 Views |
April 13, 2018, 02:15:18 pm by dscottguitars |
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Tweed output transformer
Started by Bluemule34 |
5 Replies
4451 Views |
April 12, 2018, 11:32:08 pm by PRR |
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Rustling sound during warmup
Started by Stych |
3 Replies
4361 Views |
April 12, 2018, 09:57:59 pm by Stych |
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Translating schematics to layouts
Started by Fizazzles |
1 Replies
4082 Views |
April 12, 2018, 08:33:23 pm by shooter |
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6GW8/ECL86 datasheet notes
Started by terminalgs |
4 Replies
8286 Views |
April 12, 2018, 04:41:37 pm by jojokeo |
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21 Replies
13706 Views |
April 12, 2018, 04:15:11 pm by jojokeo |
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Can someone clarify this when biasing tubes
Started by dude |
16 Replies
8344 Views |
April 12, 2018, 06:27:45 am by pdf64 |
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Combo amp top panel
Started by dscottguitars |
2 Replies
3571 Views |
April 10, 2018, 02:50:25 pm by dscottguitars |
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230 volt pilot light
Started by Oddvar |
10 Replies
6407 Views |
April 10, 2018, 12:56:26 pm by PRR |
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Ampeg V4 VT22 Refurb
Started by goldstache |
6 Replies
5473 Views |
April 09, 2018, 09:39:52 pm by PRR |
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Deluxe Reverb Question
Started by Glenn |
2 Replies
3996 Views |
April 09, 2018, 05:45:37 pm by Glenn |
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Marshall Superlead Rectifier
Started by dpm309 |
5 Replies
7330 Views |
April 09, 2018, 05:11:38 pm by 2deaf |
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2 Replies
4564 Views |
April 09, 2018, 12:48:29 pm by Major Twang |
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Cap can in place of separate caps
Started by Joe6v6 |
9 Replies
5876 Views |
April 09, 2018, 11:17:19 am by dude |
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1-Tube reverb 6BM8/ECL82
Started by adamG |
25 Replies
18567 Views |
April 09, 2018, 07:44:37 am by adamG |
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Want trem intensity ?
Started by ginger |
13 Replies
5976 Views |
April 08, 2018, 02:55:08 pm by sluckey |
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3 Replies
4876 Views |
April 08, 2018, 01:45:17 pm by 2deaf |
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11 Replies
6778 Views |
April 07, 2018, 10:17:19 pm by ALBATROS1234 |
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The Dirty Princeton Reverb
Started by Ledzepp007 |
19 Replies
10615 Views |
April 07, 2018, 02:25:36 pm by Ledzepp007 |
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Tweed Mod for Vibro Champ (part 2)
Started by multmin |
4 Replies
4830 Views |
April 07, 2018, 11:52:39 am by multmin |
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Hoffman 6v6 Plexi
Started by Big_Mike |
12 Replies
8555 Views |
April 07, 2018, 11:43:43 am by dude |
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Schematic etiquette
Started by dennyg |
46 Replies
20264 Views |
April 06, 2018, 07:57:48 pm by tubeswell |
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Custom powder-coated chassis?
Started by Diverted |
5 Replies
4974 Views |
April 06, 2018, 07:28:30 pm by shooter |
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Positioning of filter caps
Started by taddy |
8 Replies
6539 Views |
April 06, 2018, 04:31:05 pm by Diverted |
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Princeton reverb no tremolo question
Started by Rascalrick |
5 Replies
4738 Views |
April 06, 2018, 03:05:24 pm by jjasilli |
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Single ended EL84
Started by rake |
18 Replies
42510 Views |
April 06, 2018, 01:37:19 pm by Menryk |
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Fixed Bias El84?
Started by JKRamsey1991 |
15 Replies
13051 Views |
April 06, 2018, 08:51:46 am by plumcrazyfx |
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Spacing of components DELUXE REVERB
Started by taddy |
1 Replies
4259 Views |
April 05, 2018, 07:36:39 pm by PRR |
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More headroom in a 5e3?
Started by markmalin |
24 Replies
12161 Views |
April 05, 2018, 04:25:40 pm by 2deaf |
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Electrolytics in series ... question?
Started by Diverted |
14 Replies
7541 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
3790 Views |
April 04, 2018, 09:05:15 pm by PRR |
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HiFi output noise
Started by Heavenamps |
3 Replies
4003 Views |
April 04, 2018, 02:51:29 pm by 92Volts |
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supro push pull ot question.
Started by ALBATROS1234 |
19 Replies
9484 Views |
April 04, 2018, 08:16:20 am by ALBATROS1234 |
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31 Replies
10250 Views |
April 03, 2018, 10:40:47 pm by dude |
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MOVED: New Magnatone amp schematics
Started by Willabe |
0 Replies
3661 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
4285 Views |
April 02, 2018, 06:51:49 pm by DummyLoad |
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Peavey cap id.
Started by Colas LeGrippa |
6 Replies
5628 Views |
April 02, 2018, 12:50:41 pm by Colas LeGrippa |
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5 Replies
6203 Views |
April 01, 2018, 06:59:00 pm by ALBATROS1234 |
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Grid resistors to power tubes
Started by dude |
5 Replies
10958 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
4810 Views |
March 31, 2018, 10:39:28 pm by plumcrazyfx |
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VVR Hints & Tips
Started by plumcrazyfx |
8 Replies
6037 Views |
March 31, 2018, 10:35:39 pm by plumcrazyfx |
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8 Replies
4630 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
4566 Views |
March 31, 2018, 09:54:22 am by ALBATROS1234 |
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19 Replies
7316 Views |
March 31, 2018, 05:37:10 am by Menryk |
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