Welcome To the Hoffman Amplifiers Forum
March 11, 2026, 04:00:16 pm
Welcome To the Hoffman Amplifiers ForumMarch 11, 2026, 04:00:16 pm | ||
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| passaloutre, Glenn, dogburn and 93 Guests are viewing this board. | ||||
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Blackface Vibrochamp tremolo
Started by isaac_teller |
4 Replies
3197 Views |
January 25, 2023, 07:50:57 amby isaac_teller |
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4 Replies
3548 Views |
January 24, 2023, 08:14:11 pm by HotBluePlates |
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High Plate voltage
Started by Rich_C |
38 Replies
12632 Views |
January 24, 2023, 07:52:02 pm by HotBluePlates |
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Bass Amp Build Circuit-Clone Suggestions
Started by W5FH |
9 Replies
5176 Views |
January 24, 2023, 09:33:30 am by tubeswell |
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23 Replies
7233 Views |
January 23, 2023, 09:52:30 pm by PRR |
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Just finished building and testing
Started by W5FH |
5 Replies
4065 Views |
January 23, 2023, 09:43:07 pm by W5FH |
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1965 Princeton AA964 Bias Problem
Started by plexi50 |
9 Replies
4598 Views |
January 23, 2023, 04:10:28 am by Latole |
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15 Replies
5832 Views |
January 22, 2023, 11:09:10 am by tubeswell |
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Speaker issue with tube amp
Started by Erik Aa |
4 Replies
3308 Views |
January 21, 2023, 12:01:32 pm by mresistor |
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Fixed Bias Question
Started by Jennings |
5 Replies
3649 Views |
January 20, 2023, 11:12:35 am by Jennings |
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Sizzle in Blues Junior at idle
Started by dude |
16 Replies
5614 Views |
January 19, 2023, 01:59:58 pm by acheld |
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LND150 buffered loop options
Started by craig.kimble |
3 Replies
4203 Views |
January 19, 2023, 09:23:45 am by kagliostro |
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Judge my latest build
Started by Dyerseve726 |
34 Replies
10424 Views |
January 19, 2023, 08:25:19 am by Dyerseve726 |
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Modding jcm800
Started by fossilshark |
10 Replies
4430 Views |
January 19, 2023, 08:02:25 am by Williamblake |
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20 Replies
6378 Views |
January 18, 2023, 05:33:27 pm by bmccowan |
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Surfing the Glass
Started by Lectroid |
16 Replies
5758 Views |
January 18, 2023, 11:46:53 am by Lectroid |
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Ampeg V4 Bias Issues
Started by AHeck |
41 Replies
10088 Views |
January 17, 2023, 11:27:59 am by shooter |
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9 Replies
5610 Views |
January 17, 2023, 10:16:55 am by Lectroid |
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Super Reverb - Bias Filtering
Started by 410_Fanatic |
9 Replies
5731 Views |
January 16, 2023, 08:35:47 pm by 410_Fanatic |
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The Benson Model 300H
Started by Platefire |
4 Replies
3618 Views |
January 16, 2023, 05:22:34 pm by tdvt |
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Sluckey "Tremonator" Voltage Question
Started by W5FH |
3 Replies
3176 Views |
January 15, 2023, 03:16:18 pm by sluckey |
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Cathode biased amp
Started by rake |
21 Replies
6733 Views |
January 14, 2023, 09:50:07 pm by rake |
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5E3 in a 5F2 chassis
Started by Brownie |
2 Replies
3103 Views |
January 14, 2023, 09:11:45 pm by Brownie |
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4 Replies
3870 Views |
January 14, 2023, 12:29:38 pm by brewdude |
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5F1 From Bitz
Started by TIMBO |
20 Replies
6646 Views |
January 14, 2023, 12:57:24 am by TIMBO |
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ELK viking 100
Started by DummyLoad |
32 Replies
13255 Views |
January 13, 2023, 11:45:31 am by JZRepair |
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Blues Jr Schematic VS layout
Started by Room335 |
2 Replies
3357 Views |
January 13, 2023, 07:34:51 am by EL34 |
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P2P Tweedle Dee - OT Mixup
Started by Thisismyname |
8 Replies
4261 Views |
January 13, 2023, 03:09:20 am by pdf64 |
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25 Replies
8072 Views |
January 13, 2023, 01:03:43 am by PRR |
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Ultralinear Super Reverb
Started by AlNewman |
8 Replies
4456 Views |
January 12, 2023, 08:36:40 pm by AlNewman |
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TapeMaster SA-13 Chop-n-bob.
Started by DummyLoad |
16 Replies
6368 Views |
January 12, 2023, 06:10:06 pm by rybcage |
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switching power cord leads
Started by islandamp |
13 Replies
5237 Views |
January 12, 2023, 12:52:45 pm by JPK |
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Can i run 2 x EL34 with this OT?
Started by joesatch |
22 Replies
6719 Views |
January 11, 2023, 05:58:20 pm by 66Strat |
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Grounding the presence pot
Started by dude |
4 Replies
3802 Views |
January 11, 2023, 05:50:54 pm by sluckey |
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Recording/Headphone outputs
Started by hylaphone |
6 Replies
3560 Views |
January 11, 2023, 10:40:20 am by hylaphone |
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9 Replies
5293 Views |
January 10, 2023, 08:16:57 pm by tubeswell |
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Out Damn Hiss!
Started by CrocMule |
28 Replies
8476 Views |
January 10, 2023, 06:01:15 pm by g-man |
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Hotrod Deluxe Reverb problem
Started by shaun |
18 Replies
7704 Views |
January 10, 2023, 05:13:26 pm by rake |
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P2P Tweedle Dee - Placement Question
Started by Thisismyname |
4 Replies
3248 Views |
January 10, 2023, 04:49:50 pm by Thisismyname |
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6v6 Plexi Layout / Build questions
Started by martinman |
3 Replies
3605 Views |
January 09, 2023, 09:16:10 pm by sluckey |
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Traynor YB1 MKII Mod
Started by shaun |
5 Replies
3911 Views |
January 09, 2023, 01:11:40 pm by shaun |
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Relay circuit supply voltage question
Started by NSB_Chris |
11 Replies
9272 Views |
January 08, 2023, 10:28:51 am by jloewenheim |
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repurpose regulated PS
Started by joesatch |
5 Replies
3553 Views |
January 08, 2023, 08:35:50 am by joesatch |
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2 Replies
3773 Views |
January 07, 2023, 06:15:57 pm by J3ona1 |
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Question about resistor power rating?
Started by AlNewman |
22 Replies
7134 Views |
January 07, 2023, 02:38:40 pm by AlNewman |
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6 Replies
4534 Views |
January 07, 2023, 12:55:47 pm by PRR |
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Interesting tremolo circuit
Started by TenderTendon |
10 Replies
5400 Views |
January 07, 2023, 08:46:27 am by kagliostro |
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OT resistance
Started by dude |
28 Replies
7767 Views |
January 06, 2023, 10:17:16 pm by dude |
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Choke and Power Transformer interference
Started by scstill |
20 Replies
6931 Views |
January 06, 2023, 06:30:15 pm by PRR |
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PT mounting question
Started by joesatch |
4 Replies
3664 Views |
January 06, 2023, 03:56:30 pm by jim |
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