Welcome To the Hoffman Amplifiers Forum
January 23, 2026, 09:39:36 pm
Welcome To the Hoffman Amplifiers ForumJanuary 23, 2026, 09:39:36 pm | ||
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91 Replies
30833 Views |
August 23, 2023, 05:21:57 pmby murrayatuptown |
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24 Replies
5400 Views |
August 23, 2023, 12:13:08 pm by separateness |
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Left-field phase inverter question
Started by luthierwnc |
6 Replies
3125 Views |
August 23, 2023, 11:22:15 am by pdf64 |
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Sunn Sceptre Output Transformer Flame Up!
Started by plexi50 |
32 Replies
7561 Views |
August 23, 2023, 09:50:07 am by plexi50 |
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Lost Gibson amp schematics recovered
Started by Sonny ReVerb |
8 Replies
3704 Views |
August 23, 2023, 05:26:00 am by Sonny ReVerb |
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3 Replies
2312 Views |
August 23, 2023, 01:16:56 am by kagliostro |
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5f1 build trouble
Started by jada3909 |
20 Replies
4973 Views |
August 22, 2023, 07:27:47 pm by separateness |
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Mixing black and brown
Started by jordan86 |
37 Replies
10196 Views |
August 22, 2023, 11:38:40 am by Sonny ReVerb |
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4 Replies
2628 Views |
August 22, 2023, 11:21:16 am by Platefire |
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1958'ish Fender Champ
Started by John |
24 Replies
6040 Views |
August 22, 2023, 05:35:01 am by John |
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Standalone power amp unit
Started by fossilshark |
4 Replies
2358 Views |
August 21, 2023, 08:41:03 pm by nandrewjackson |
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Simple volume-tone circuit question
Started by g-man |
3 Replies
2700 Views |
August 20, 2023, 07:11:01 pm by g-man |
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1 Replies
3047 Views |
August 20, 2023, 06:22:51 pm by sluckey |
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14 Replies
5543 Views |
August 20, 2023, 04:19:56 pm by kagliostro |
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Supro S-6424 final report
Started by Planobilly |
11 Replies
4296 Views |
August 20, 2023, 03:09:09 pm by Loomer |
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Output Tube Cathode Diode on 68 PRRI
Started by MSVguitar |
11 Replies
4207 Views |
August 20, 2023, 07:18:26 am by HotBluePlates |
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Fender experts - Rare Bassman?
Started by bmccowan |
24 Replies
5992 Views |
August 18, 2023, 05:55:02 pm by shooter |
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5 Replies
3676 Views |
August 18, 2023, 09:46:30 am by cfortner |
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Hoffman Vox AC30 build
Started by Big_Mike |
14 Replies
5489 Views |
August 18, 2023, 12:30:50 am by SoundmasterG |
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3 Replies
2712 Views |
August 17, 2023, 08:25:47 pm by PRR |
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Cap brand suggestions
Started by pbman1953 |
1 Replies
2384 Views |
August 16, 2023, 03:29:01 pm by sluckey |
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Blues deluxe reissue
Started by AlNewman |
1 Replies
2379 Views |
August 16, 2023, 12:56:14 am by nandrewjackson |
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LTP 10k Tail question
Started by joesatch |
2 Replies
2415 Views |
August 15, 2023, 11:16:00 pm by joesatch |
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68 Replies
13147 Views |
August 15, 2023, 06:19:09 pm by Platefire |
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50-54 Plymouth AM radio
Started by shooter |
23 Replies
7097 Views |
August 15, 2023, 03:58:15 pm by scstill |
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Marshall JMP/JCM dual 50w Clone by SLuckey
Started by TonyM |
6 Replies
3341 Views |
August 15, 2023, 03:29:02 pm by Big_Mike |
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MusicMan RD50 Output Modification
Started by hyderr |
11 Replies
4899 Views |
August 15, 2023, 02:13:01 pm by hyderr |
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DIY amp with distortion+reverb suggestions
Started by owen |
1 Replies
2536 Views |
August 15, 2023, 12:34:59 pm by roseblood11 |
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Voice of Music 8809-8810
Started by Platefire |
16 Replies
5731 Views |
August 15, 2023, 10:51:45 am by Platefire |
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Measuring diodes in circuit
Started by dwinstonwood |
5 Replies
3334 Views |
August 14, 2023, 08:29:56 pm by PRR |
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Buzzing sound behind the notes
Started by marshallguy |
1 Replies
2425 Views |
August 14, 2023, 03:37:53 pm by marshallguy |
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5 Replies
3198 Views |
August 14, 2023, 11:05:06 am by sluckey |
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Ekosonic amp
Started by chocopower |
7 Replies
3694 Views |
August 13, 2023, 08:07:00 pm by tubeswell |
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Bought a used Swart Antares.
Started by Willabe |
10 Replies
5016 Views |
August 13, 2023, 12:04:17 pm by Willabe |
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cathode shared by 3 triodes.
Started by joesatch |
5 Replies
3237 Views |
August 13, 2023, 04:26:43 am by pdf64 |
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Mesa mark V 90 shenanigans
Started by nandrewjackson |
2 Replies
2915 Views |
August 12, 2023, 12:10:31 am by nandrewjackson |
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question for Sluckey
Started by labb |
2 Replies
2825 Views |
August 11, 2023, 08:31:03 pm by labb |
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Cathode resistor measuring odd
Started by jordan86 |
6 Replies
3473 Views |
August 11, 2023, 12:03:41 pm by tubeswell |
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Back in the saddle
Started by Nathan |
3 Replies
2607 Views |
August 11, 2023, 09:30:19 am by Nathan |
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6 Replies
3314 Views |
August 11, 2023, 07:46:28 am by Planobilly |
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300 - 500 ohm speakers
Started by Peter212 |
4 Replies
3616 Views |
August 10, 2023, 08:53:28 pm by PRR |
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Is this Power Section odd or not ??
Started by kagliostro |
3 Replies
2870 Views |
August 10, 2023, 07:28:33 pm by kagliostro |
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Soaring DC on power tubes
Started by Choan |
5 Replies
3251 Views |
August 10, 2023, 03:27:52 pm by tubeswell |
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Marshall PA Amp's in for servicing...
Started by TubeGeek |
8 Replies
6397 Views |
August 10, 2023, 02:58:52 pm by sluckey |
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2553 PT position
Started by Leevi |
8 Replies
3443 Views |
August 10, 2023, 02:26:36 pm by kagliostro |
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An old (complex) project being reactivated
Started by Dave |
11 Replies
4142 Views |
August 10, 2023, 10:28:33 am by acheld |
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Acoustic 370 Updates
Started by pbman1953 |
0 Replies
2384 Views |
August 09, 2023, 07:51:43 am by pbman1953 |
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Wiring in output transformer in jtm45
Started by timmyjoe |
5 Replies
3593 Views |
August 09, 2023, 04:33:37 am by pdf64 |
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1964 Fender Spring Reverb Unit 6G15
Started by Yeatzee |
17 Replies
7009 Views |
August 09, 2023, 03:33:33 am by Latole |
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20 gauge cloth wire
Started by timmyjoe |
1 Replies
2621 Views |
August 09, 2023, 12:28:24 am by PRR |
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