Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 08:50:59 am | ||
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My Little Wing
Started by Boots Deville |
7 Replies
5751 Views |
by zendragon63 |
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23 Replies
14242 Views |
by SleepLess |
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6 Replies
8357 Views |
by kagliostro |
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Carolina HummingBird OD
Started by tubenit |
11 Replies
7277 Views |
by TIMBO |
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6J6A Long Tail Phase Inverter.
Started by DummyLoad |
3 Replies
5638 Views |
by DummyLoad |
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Eliminating a gain stage
Started by dude |
6 Replies
5551 Views |
by dude |
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The Twin Biasing Problem
Started by plexi50 |
7 Replies
5499 Views |
by stratele52 |
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Weird Phase inverter...
Started by DummyLoad |
4 Replies
5050 Views |
by rzenc |
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PLEXI GAIN 20 VVR and VOLUME PROBLEM
Started by TIMBO |
7 Replies
5290 Views |
by tubenit |
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Modified Twin Reverb Problem
Started by dpm309 |
19 Replies
9523 Views |
by Willabe |
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3 Replies
4560 Views |
by phsyconoodler |
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4 Replies
4467 Views |
by Frankenamp |
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7 Replies
7781 Views |
by Fresh_Start |
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super champ inside photo
Started by phsyconoodler |
6 Replies
6125 Views |
by LooseChange |
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Line 6 Spider Valve Tube Preamp
Started by JustMike |
2 Replies
4958 Views |
by JustMike |
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3 Replies
5401 Views |
by EL34 |
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Single Ended Layout
Started by spacelabstudio |
19 Replies
11252 Views |
by spacelabstudio |
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RCA SE amp - suppressor grid quandary.
Started by DummyLoad |
7 Replies
6187 Views |
by DummyLoad |
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wiring paralleled triodes
Started by Matty_V |
4 Replies
4518 Views |
by TIMBO |
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VVR, power-scaling question
Started by jeffhorrigan |
20 Replies
11077 Views |
by HotBluePlates |
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17 Replies
15468 Views |
by John |
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Marshall JMP vrs. JCM 800?
Started by rdrgtr |
11 Replies
9986 Views |
by Matty_V |
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MOVED: Capacitor meter/checker
Started by EL34 |
0 Replies
4236 Views |
by EL34 |
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First Post/Traynor YCV40WR
Started by jjackson7 |
12 Replies
7880 Views |
by jjackson7 |
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Rotary Z Selector Switch on BF Fender
Started by J Rindt |
2 Replies
4227 Views |
by J Rindt |
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Transformer Life Span
Started by J Rindt |
7 Replies
6578 Views |
by HotBluePlates |
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YGM-3 PI Values
Started by plexi50 |
8 Replies
6862 Views |
by plexi50 |
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Marshall clone issue
Started by rdrgtr |
19 Replies
8616 Views |
by rdrgtr |
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4 Replies
7045 Views |
by DummyLoad |
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Any interest in an amp build diary?
Started by SLW |
12 Replies
7476 Views |
by jojokeo |
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Grounding Hoffman 6g15 reverb
Started by chuggy |
3 Replies
5902 Views |
by EL34 |
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Help with EL34 brand Identification
Started by eleventeen |
7 Replies
7965 Views |
by FYL |
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2 Replies
4613 Views |
by Colas LeGrippa |
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AC LINE FILTER [Take 2] -- HOW TO???
Started by jjasilli |
20 Replies
13498 Views |
by jjasilli |
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Marshall 9200/ JMP-1
Started by rzenc |
4 Replies
8193 Views |
by rzenc |
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19 Replies
12345 Views |
by chocopower |
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Traynor YGM? Guitar Mate Reverb
Started by plexi50 |
22 Replies
19069 Views |
by Willabe |
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Zeners and dropping PT voltage
Started by dude |
7 Replies
6422 Views |
by stratele52 |
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Fisher 400 "death cap" + resistor
Started by jjasilli |
2 Replies
6757 Views |
by jjasilli |
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popping noise on OD switch
Started by dude |
11 Replies
7099 Views |
by Shrapnel |
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Twin High (white) Noise
Started by frankeg |
7 Replies
5387 Views |
by frankeg |
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Timbo's tubes and mosfets
Started by tubenit |
5 Replies
5625 Views |
by kagliostro |
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Blackface Vibro Champ mystery cap?
Started by blueznet |
11 Replies
8423 Views |
by jjasilli |
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Intentional impedance mismatch questions
Started by osing |
4 Replies
6208 Views |
by HotBluePlates |
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Transformers PT vs OT
Started by Ed_Chambley |
3 Replies
4374 Views |
by FYL |
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Fender RI Reverb hand wired conversion kit?
Started by chuggy |
1 Replies
4519 Views |
by sluckey |
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12 Replies
8238 Views |
by Matty_V |
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Laney, schematics and books.
Started by Lennart |
31 Replies
19195 Views |
by Lennart |
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Hot Rod Deville crackle
Started by Tiny_Daddy |
9 Replies
7312 Views |
by rzenc |
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AB763 with 4x6V6
Started by rzenc |
7 Replies
7202 Views |
by DummyLoad |
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