Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 10:39:56 am | ||
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Princeton Reverb Plate Voltages
Started by MSVguitar |
28 Replies
8337 Views |
by glass54 |
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6V6 OT recommendations (plexi)
Started by jordan86 |
5 Replies
2669 Views |
by shooter |
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20 Replies
5079 Views |
by bobpaolucci |
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Voltage divider for screens
Started by dwinstonwood |
10 Replies
3436 Views |
by sluckey |
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10 Replies
3636 Views |
by astronomicum |
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7 Replies
3373 Views |
by DummyLoad |
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Grounding the Shield of 6N2P
Started by W5FH |
2 Replies
2491 Views |
by W5FH |
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Calculating cathode bias resistor
Started by dwinstonwood |
3 Replies
3557 Views |
by HotBluePlates |
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14 Replies
5756 Views |
by Garrett335 |
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Dual 50 Plexi/JCM 800
Started by purpletele « 1 2 3 4 » |
159 Replies
52906 Views |
by KeithR |
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32 Replies
9629 Views |
by dwinstonwood |
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Laney Klipp "Fuzz" circuit
Started by Balticnoiseforge |
0 Replies
2932 Views |
by Balticnoiseforge |
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10 Replies
3436 Views |
by mresistor |
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Build Report: Tubenit's SoLowWatt CPI
Started by boodle |
10 Replies
3655 Views |
by bmccowan |
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4k vs 5k transformer impedance
Started by fossilshark |
5 Replies
3126 Views |
by jordan86 |
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58 Replies
18939 Views |
by AmberB |
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4 Replies
2768 Views |
by tylerpenn |
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Regulated b+ preamp
Started by mattiambro |
19 Replies
5328 Views |
by PRR |
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Adding a gain stage to BF Bassman?
Started by Yoda |
36 Replies
11737 Views |
by dwinstonwood |
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6BM8 capacitor driven reverb
Started by walkman |
22 Replies
5327 Views |
by walkman |
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23 Replies
4755 Views |
by 72Blazer |
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Triumph Audio Oscillator - Schematic?
Started by bankeny |
4 Replies
2478 Views |
by Lectroid |
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Traynor YVM-1 Plate Voltage Sag Issue
Started by soulsonic |
12 Replies
4008 Views |
by soulsonic |
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Second input on Monoprice/Stage Right amp
Started by coug64 |
4 Replies
2670 Views |
by rake |
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11 Replies
7224 Views |
by Jerry garrcia |
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DC Heater Options
Started by TenderTendon |
32 Replies
7704 Views |
by aaelectronics |
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schematic error?
Started by joesatch |
1 Replies
2148 Views |
by PRR |
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location of PT in BF Champ
Started by dude |
2 Replies
2306 Views |
by dude |
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3 Replies
2493 Views |
by joesatch |
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15 Replies
4451 Views |
by tubeswell |
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5E3 Build Hum
Started by maxupp |
26 Replies
6219 Views |
by bmccowan |
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Ideas to mod one of my amps.
Started by Mike_J |
3 Replies
2530 Views |
by nandrewjackson |
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53 Replies
10509 Views |
by rafe |
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33 Replies
5887 Views |
by 72Blazer |
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72 fender deluxe
Started by rafe |
24 Replies
5107 Views |
by rafe |
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Lowering B+
Started by phsyconoodler |
11 Replies
3675 Views |
by RadioComm |
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LBL on Variac ?
Started by mresistor |
7 Replies
3019 Views |
by mresistor |
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AC15CC1 opinion on PT
Started by mresistor |
16 Replies
4880 Views |
by mresistor |
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4 Replies
2395 Views |
by jackplug1 |
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Duplicate PT Secondary for Rectifier Only
Started by anrque |
4 Replies
2545 Views |
by anrque |
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8 Replies
2921 Views |
by tubeswell |
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Ghosting distortion with overdrive
Started by Ronquest |
6 Replies
2780 Views |
by PRR |
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Crate V18 conversion
Started by jeff |
17 Replies
4700 Views |
by PRR |
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Epiphone Valve Jr repair question
Started by Gonzo1999 |
12 Replies
3974 Views |
by vintasonic |
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30 Replies
15848 Views |
by jeff |
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Ampeg ReverberRocket R-12-R
Started by W5FH |
5 Replies
3121 Views |
by W5FH |
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Who manufactures TAD tubes?
Started by vintasonic |
3 Replies
3193 Views |
by tubeswell |
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Unused 100V, 230V, 240V taps
Started by jeff |
5 Replies
2410 Views |
by DummyLoad |
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Blackstar Amps
Started by Platefire |
12 Replies
3903 Views |
by Platefire |
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7 Replies
3573 Views |
by jackplug1 |
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