Welcome To the Hoffman Amplifiers Forum
April 25, 2026, 09:06:29 pm
Welcome To the Hoffman Amplifiers ForumApril 25, 2026, 09:06:29 pm | ||
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| W5FH and 31 Guests are viewing this board. | ||||
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6CG7 substitution tube ?
Started by kagliostro |
7 Replies
18405 Views |
August 27, 2023, 11:12:31 amby kagliostro |
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11 Replies
5201 Views |
August 27, 2023, 10:06:43 am by acheld |
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Scratch Build Orange Tiny Terror
Started by EKDENTON |
26 Replies
32007 Views |
August 27, 2023, 03:33:28 am by kagliostro |
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Power transformer question
Started by AlNewman |
29 Replies
8354 Views |
August 26, 2023, 06:50:48 pm by AlNewman |
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46 Replies
12535 Views |
August 26, 2023, 01:20:26 pm by marshallguy |
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4 Replies
4007 Views |
August 26, 2023, 10:45:20 am by mozz |
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Suspected shorted tube socket
Started by Esquirefreak |
3 Replies
2872 Views |
August 26, 2023, 06:27:11 am by Esquirefreak |
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F & T Caps -- Black vs Blue?
Started by Nathan |
7 Replies
4050 Views |
August 25, 2023, 03:02:14 pm by mresistor |
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0 Replies
2571 Views |
August 25, 2023, 11:21:24 am by Willabe |
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500p coupling cap type ?
Started by Colas LeGrippa |
12 Replies
4502 Views |
August 25, 2023, 10:42:21 am by Colas LeGrippa |
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AO-29 Iron for Slucky’s Dual Lite
Started by imgumby001 |
4 Replies
3097 Views |
August 25, 2023, 05:48:11 am by imgumby001 |
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Ampeg B15s oscillation problem
Started by stagam |
3 Replies
3523 Views |
August 25, 2023, 05:46:59 am by pdf64 |
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Tube Data Sheets & RCA Manuals
Started by Pollys13a |
8 Replies
4912 Views |
August 24, 2023, 10:11:31 pm by HotBluePlates |
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2203 RI schematic question
Started by RoadShow |
3 Replies
3777 Views |
August 24, 2023, 02:32:17 pm by PRR |
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8 Replies
4313 Views |
August 24, 2023, 10:46:15 am by kagliostro |
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91 Replies
34534 Views |
August 23, 2023, 05:21:57 pm by murrayatuptown |
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24 Replies
6417 Views |
August 23, 2023, 12:13:08 pm by separateness |
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Left-field phase inverter question
Started by luthierwnc |
6 Replies
3937 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
9282 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
4620 Views |
August 23, 2023, 05:26:00 am by Sonny ReVerb |
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3 Replies
2979 Views |
August 23, 2023, 01:16:56 am by kagliostro |
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5f1 build trouble
Started by jada3909 |
20 Replies
5819 Views |
August 22, 2023, 07:27:47 pm by separateness |
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Mixing black and brown
Started by jordan86 |
37 Replies
11815 Views |
August 22, 2023, 11:38:40 am by Sonny ReVerb |
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4 Replies
3320 Views |
August 22, 2023, 11:21:16 am by Platefire |
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1958'ish Fender Champ
Started by John |
24 Replies
7604 Views |
August 22, 2023, 05:35:01 am by John |
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Standalone power amp unit
Started by fossilshark |
4 Replies
2900 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
3407 Views |
August 20, 2023, 07:11:01 pm by g-man |
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1 Replies
3838 Views |
August 20, 2023, 06:22:51 pm by sluckey |
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14 Replies
6709 Views |
August 20, 2023, 04:19:56 pm by kagliostro |
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Supro S-6424 final report
Started by Planobilly |
11 Replies
5232 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
5343 Views |
August 20, 2023, 07:18:26 am by HotBluePlates |
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Fender experts - Rare Bassman?
Started by bmccowan |
24 Replies
7270 Views |
August 18, 2023, 05:55:02 pm by shooter |
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5 Replies
4459 Views |
August 18, 2023, 09:46:30 am by cfortner |
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Hoffman Vox AC30 build
Started by Big_Mike |
14 Replies
6782 Views |
August 18, 2023, 12:30:50 am by SoundmasterG |
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3 Replies
3493 Views |
August 17, 2023, 08:25:47 pm by PRR |
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Cap brand suggestions
Started by pbman1953 |
1 Replies
3217 Views |
August 16, 2023, 03:29:01 pm by sluckey |
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Blues deluxe reissue
Started by AlNewman |
1 Replies
3181 Views |
August 16, 2023, 12:56:14 am by nandrewjackson |
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LTP 10k Tail question
Started by joesatch |
2 Replies
3159 Views |
August 15, 2023, 11:16:00 pm by joesatch |
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68 Replies
15591 Views |
August 15, 2023, 06:19:09 pm by Platefire |
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50-54 Plymouth AM radio
Started by shooter |
23 Replies
8567 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
4301 Views |
August 15, 2023, 03:29:02 pm by Big_Mike |
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MusicMan RD50 Output Modification
Started by hyderr |
11 Replies
6082 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
3155 Views |
August 15, 2023, 12:34:59 pm by roseblood11 |
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Voice of Music 8809-8810
Started by Platefire |
16 Replies
7019 Views |
August 15, 2023, 10:51:45 am by Platefire |
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Measuring diodes in circuit
Started by dwinstonwood |
5 Replies
4308 Views |
August 14, 2023, 08:29:56 pm by PRR |
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Buzzing sound behind the notes
Started by marshallguy |
1 Replies
3308 Views |
August 14, 2023, 03:37:53 pm by marshallguy |
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5 Replies
4071 Views |
August 14, 2023, 11:05:06 am by sluckey |
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Ekosonic amp
Started by chocopower |
7 Replies
4719 Views |
August 13, 2023, 08:07:00 pm by tubeswell |
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Bought a used Swart Antares.
Started by Willabe |
10 Replies
6245 Views |
August 13, 2023, 12:04:17 pm by Willabe |
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cathode shared by 3 triodes.
Started by joesatch |
5 Replies
4194 Views |
August 13, 2023, 04:26:43 am by pdf64 |
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