Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 03:14:19 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 03:14:19 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| TIMBO and 83 Guests are viewing this board. | ||||
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Transformer primaries
Started by Bugman3183 |
12 Replies
3065 Views |
April 21, 2018, 09:50:25 amby dscottguitars |
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2 channel amp...
Started by John |
3 Replies
2340 Views |
April 20, 2018, 08:04:41 pm by John |
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19 Replies
13534 Views |
April 20, 2018, 05:11:10 pm by shooter |
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Adding a Bleeder Resistor
Started by a90s2cs |
30 Replies
15542 Views |
April 20, 2018, 05:10:40 pm by PRR |
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Odd presence control
Started by capn_starsky |
9 Replies
3923 Views |
April 20, 2018, 02:49:44 pm by sluckey |
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Hot Rod Deluxe rebuild
Started by sonicdealthmonkey |
22 Replies
9079 Views |
April 19, 2018, 09:38:40 pm by davidwpack |
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Cut brightness on 6V6 plexi
Started by dude |
6 Replies
3155 Views |
April 18, 2018, 03:19:09 pm by dude |
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41 Replies
10617 Views |
April 18, 2018, 03:11:52 pm by liddokun |
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Sound City 50 pa Plus power amp in.
Started by Bubbastain |
3 Replies
2908 Views |
April 18, 2018, 06:55:44 am by chocopower |
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6 Replies
3067 Views |
April 17, 2018, 06:54:25 am by ALBATROS1234 |
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Help w/ Marshall Major bias
Started by Jonas |
7 Replies
3326 Views |
April 16, 2018, 03:01:31 pm by Jonas |
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Bias vary tremelo speed and depth
Started by Toxophilite |
3 Replies
2214 Views |
April 16, 2018, 04:10:14 am by tubeswell |
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6 Replies
8414 Views |
April 16, 2018, 01:32:25 am by ZN414 |
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84 Replies
13019 Views |
April 15, 2018, 12:06:43 pm by Leevi |
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BOOGIE TO BLUES
Started by TIMBO |
25 Replies
6192 Views |
April 15, 2018, 03:19:52 am by TIMBO |
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Filament transformer
Started by Bugman3183 |
10 Replies
3448 Views |
April 14, 2018, 02:36:30 am by Ed_Chambley |
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Bass boost
Started by Menryk |
17 Replies
4771 Views |
April 14, 2018, 12:45:47 am by Leevi |
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Power Transformer Current
Started by dscottguitars |
10 Replies
7798 Views |
April 13, 2018, 02:15:18 pm by dscottguitars |
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Tweed output transformer
Started by Bluemule34 |
5 Replies
2296 Views |
April 12, 2018, 11:32:08 pm by PRR |
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Rustling sound during warmup
Started by Stych |
3 Replies
2388 Views |
April 12, 2018, 09:57:59 pm by Stych |
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Translating schematics to layouts
Started by Fizazzles |
1 Replies
2045 Views |
April 12, 2018, 08:33:23 pm by shooter |
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6GW8/ECL86 datasheet notes
Started by terminalgs |
4 Replies
5759 Views |
April 12, 2018, 04:41:37 pm by jojokeo |
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21 Replies
9740 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
5149 Views |
April 12, 2018, 06:27:45 am by pdf64 |
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Combo amp top panel
Started by dscottguitars |
2 Replies
1784 Views |
April 10, 2018, 02:50:25 pm by dscottguitars |
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230 volt pilot light
Started by Oddvar |
10 Replies
3741 Views |
April 10, 2018, 12:56:26 pm by PRR |
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Ampeg V4 VT22 Refurb
Started by goldstache |
6 Replies
3440 Views |
April 09, 2018, 09:39:52 pm by PRR |
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Deluxe Reverb Question
Started by Glenn |
2 Replies
1880 Views |
April 09, 2018, 05:45:37 pm by Glenn |
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Marshall Superlead Rectifier
Started by dpm309 |
5 Replies
4420 Views |
April 09, 2018, 05:11:38 pm by 2deaf |
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2 Replies
2354 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
3340 Views |
April 09, 2018, 11:17:19 am by dude |
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1-Tube reverb 6BM8/ECL82
Started by adamG |
25 Replies
13454 Views |
April 09, 2018, 07:44:37 am by adamG |
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Want trem intensity ?
Started by ginger |
13 Replies
3494 Views |
April 08, 2018, 02:55:08 pm by sluckey |
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3 Replies
2570 Views |
April 08, 2018, 01:45:17 pm by 2deaf |
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11 Replies
4058 Views |
April 07, 2018, 10:17:19 pm by ALBATROS1234 |
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The Dirty Princeton Reverb
Started by Ledzepp007 |
19 Replies
7283 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
2680 Views |
April 07, 2018, 11:52:39 am by multmin |
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Hoffman 6v6 Plexi
Started by Big_Mike |
12 Replies
5664 Views |
April 07, 2018, 11:43:43 am by dude |
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Schematic etiquette
Started by dennyg |
46 Replies
15065 Views |
April 06, 2018, 07:57:48 pm by tubeswell |
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Custom powder-coated chassis?
Started by Diverted |
5 Replies
2818 Views |
April 06, 2018, 07:28:30 pm by shooter |
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Positioning of filter caps
Started by taddy |
8 Replies
3809 Views |
April 06, 2018, 04:31:05 pm by Diverted |
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Princeton reverb no tremolo question
Started by Rascalrick |
5 Replies
2640 Views |
April 06, 2018, 03:05:24 pm by jjasilli |
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Single ended EL84
Started by rake |
18 Replies
36730 Views |
April 06, 2018, 01:37:19 pm by Menryk |
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Fixed Bias El84?
Started by JKRamsey1991 |
15 Replies
9627 Views |
April 06, 2018, 08:51:46 am by plumcrazyfx |
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Spacing of components DELUXE REVERB
Started by taddy |
1 Replies
2034 Views |
April 05, 2018, 07:36:39 pm by PRR |
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More headroom in a 5e3?
Started by markmalin |
24 Replies
7294 Views |
April 05, 2018, 04:25:40 pm by 2deaf |
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Electrolytics in series ... question?
Started by Diverted |
14 Replies
4396 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
1987 Views |
April 04, 2018, 09:05:15 pm by PRR |
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HiFi output noise
Started by Heavenamps |
3 Replies
2035 Views |
April 04, 2018, 02:51:29 pm by 92Volts |
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supro push pull ot question.
Started by ALBATROS1234 |
19 Replies
6018 Views |
April 04, 2018, 08:16:20 am by ALBATROS1234 |
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