Welcome To the Hoffman Amplifiers Forum
January 23, 2026, 07:59:22 pm
Welcome To the Hoffman Amplifiers ForumJanuary 23, 2026, 07:59:22 pm | ||
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| Joel and 48 Guests are viewing this board. | ||||
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Hammond transformer primary question
Started by Diverted |
4 Replies
3268 Views |
November 18, 2023, 04:11:10 pmby HotBluePlates |
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P.I. grid leak question
Started by joesatch |
6 Replies
4298 Views |
November 18, 2023, 03:05:58 pm by HotBluePlates |
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5 Replies
4452 Views |
November 18, 2023, 05:30:36 am by sluckey |
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vintage fender choke question
Started by jhanly |
3 Replies
3447 Views |
November 17, 2023, 04:16:01 am by Latole |
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OT matching crisis.
Started by joesatch |
8 Replies
4399 Views |
November 16, 2023, 12:57:30 pm by sluckey |
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3 Replies
3588 Views |
November 16, 2023, 12:46:20 pm by Deric |
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BlackVibeWatt
Started by hiegdk |
5 Replies
3871 Views |
November 16, 2023, 09:11:38 am by GroundhogKen |
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Vintage Acoustic amp switches
Started by pbman1953 |
0 Replies
2887 Views |
November 16, 2023, 08:43:37 am by pbman1953 |
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DeArmond R15t - Tremolo Help
Started by O-Fuzz |
16 Replies
5961 Views |
November 15, 2023, 07:50:07 pm by O-Fuzz |
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6g15 "Blues/Surf" Mod
Started by macfadyb |
3 Replies
3974 Views |
November 15, 2023, 03:40:50 pm by sluckey |
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Fender Pro Reverb
Started by makjoh |
13 Replies
5920 Views |
November 14, 2023, 11:50:36 am by makjoh |
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AO-35 PT question
Started by joesatch |
19 Replies
5747 Views |
November 14, 2023, 11:26:36 am by sluckey |
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The Rob Robinette JCM 800/22 6V6
Started by ToneQwest |
17 Replies
8525 Views |
November 13, 2023, 05:53:34 pm by ToneQwest |
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6 pin power tubes?
Started by ALBATROS1234 |
5 Replies
4259 Views |
November 13, 2023, 01:31:45 pm by kagliostro |
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Fender 125P34AX
Started by Esquirefreak |
9 Replies
4946 Views |
November 13, 2023, 09:56:55 am by Esquirefreak |
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54 Replies
13304 Views |
November 13, 2023, 02:38:15 am by Latole |
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Canadian "Symphonic"
Started by rafe |
10 Replies
4318 Views |
November 12, 2023, 08:35:02 pm by rafe |
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6G2-ish build with reverb
Started by burt_toast |
23 Replies
5949 Views |
November 12, 2023, 01:01:30 pm by tubeswell |
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5 Replies
3415 Views |
November 11, 2023, 01:01:15 pm by sluckey |
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Mixing parallel triodes
Started by clyde |
8 Replies
4448 Views |
November 10, 2023, 07:50:20 pm by PRR |
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Output transformer matching question.
Started by Tapsnap |
4 Replies
3413 Views |
November 10, 2023, 03:46:48 pm by PRR |
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Maintenance for old potentiometers
Started by Esquirefreak |
7 Replies
4031 Views |
November 10, 2023, 09:56:11 am by kagliostro |
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Input stages, biasing
Started by peacocksuit |
8 Replies
4108 Views |
November 10, 2023, 07:32:42 am by HotBluePlates |
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6 Replies
4227 Views |
November 10, 2023, 06:43:15 am by jjasilli |
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April 1937
Started by PRR |
13 Replies
5232 Views |
November 09, 2023, 10:38:51 pm by tubeswell |
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Old-school cap notation/Gibson schematic
Started by tdvt |
5 Replies
3570 Views |
November 09, 2023, 05:14:25 pm by sluckey |
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Oscillation from Presence Control
Started by jewishjay |
17 Replies
6050 Views |
November 09, 2023, 03:21:50 pm by AlNewman |
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15 Replies
6969 Views |
November 08, 2023, 08:13:33 pm by ebulakowski |
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Strange circuit Echolette B30 amp
Started by cfortner |
5 Replies
3528 Views |
November 08, 2023, 03:36:00 pm by cfortner |
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4 Replies
3064 Views |
November 08, 2023, 03:05:36 pm by kagliostro |
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New 5F6A Build - Super Low Volume
Started by rvaughan |
14 Replies
5170 Views |
November 08, 2023, 01:00:28 pm by rvaughan |
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13 Replies
5325 Views |
November 07, 2023, 12:04:50 am by PRR |
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7 Replies
3981 Views |
November 06, 2023, 04:14:14 pm by ALBATROS1234 |
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separated bass/treble controls
Started by burt_toast |
8 Replies
4174 Views |
November 06, 2023, 08:48:10 am by tubeswell |
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9 Replies
4841 Views |
November 05, 2023, 05:43:50 pm by Keyboy |
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4 Replies
3194 Views |
November 05, 2023, 06:13:33 am by pdf64 |
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"bass friendly" AB763 ?
Started by worth |
13 Replies
7032 Views |
November 04, 2023, 11:49:29 pm by saxetc |
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Leslie 25 Guitar Amp
Started by scstill |
5 Replies
4457 Views |
November 02, 2023, 07:17:58 pm by scstill |
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How to bias this amp
Started by dude |
14 Replies
4683 Views |
November 02, 2023, 05:33:43 pm by stratomaster |
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Pro reverb versus Twin reverb???
Started by Jalmeida |
14 Replies
6107 Views |
November 02, 2023, 09:11:47 am by Platefire |
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2 Replies
2343 Views |
November 01, 2023, 03:54:56 pm by stratomaster |
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DIY power amp for use with a modeler
Started by music321 |
14 Replies
15391 Views |
November 01, 2023, 02:27:20 pm by guitardude57 |
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14 Replies
3767 Views |
November 01, 2023, 10:31:08 am by mresistor |
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potential build transformer placement
Started by joesatch |
7 Replies
3321 Views |
October 31, 2023, 08:31:25 pm by sluckey |
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6BM8 Stereo SE Amp
Started by TIMBO |
35 Replies
8800 Views |
October 31, 2023, 04:39:36 pm by glass54 |
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old tape recorder to vox ac4
Started by Kesi from Hungary |
6 Replies
2924 Views |
October 31, 2023, 04:02:14 pm by Williamblake |
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5 Replies
2739 Views |
October 31, 2023, 02:31:46 pm by PRR |
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Restuffing Cap Cans
Started by passaloutre |
24 Replies
6299 Views |
October 31, 2023, 08:52:44 am by kagliostro |
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Sanity check: Transformer orientation
Started by Diverted |
5 Replies
2844 Views |
October 30, 2023, 01:34:06 pm by Diverted |
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Leslie 251
Started by jewishjay |
13 Replies
5393 Views |
October 30, 2023, 12:06:37 pm by scstill |
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