Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 11:21:25 am | ||
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Choke and Power Transformer interference
Started by scstill |
20 Replies
5667 Views |
by PRR |
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PT mounting question
Started by joesatch |
4 Replies
2880 Views |
by jim |
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What are doing those zener diodes ?
Started by kagliostro |
11 Replies
4096 Views |
by kagliostro |
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plexi preamp voltage
Started by McAbe |
17 Replies
6204 Views |
by McAbe |
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6 Replies
3653 Views |
by kagliostro |
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PT has two sets of Primary inputs?
Started by joesatch |
3 Replies
2775 Views |
by joesatch |
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Spec'ing a PT
Started by joesatch |
21 Replies
5331 Views |
by HotBluePlates |
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Filament voltage amperage question
Started by ALBATROS1234 |
9 Replies
5522 Views |
by sluckey |
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50 watt PT with a 100 Watt OT
Started by joesatch |
3 Replies
2336 Views |
by 66Strat |
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14 Replies
6547 Views |
by dtbradio |
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Running Heater Wires on Early Sockets
Started by scstill |
17 Replies
5671 Views |
by scstill |
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My First High Gain Tube Amp
Started by submission |
6 Replies
4507 Views |
by submission |
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21 Replies
5709 Views |
by kagliostro |
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TEPPAZ 730S
Started by chocopower |
37 Replies
12296 Views |
by chocopower |
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2 Replies
2941 Views |
by kagliostro |
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AC15 w/ reverb build
Started by Jalmeida |
39 Replies
7888 Views |
by Jalmeida |
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Point-to-Point Layout Review
Started by Thisismyname |
23 Replies
6503 Views |
by Thisismyname |
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25 Replies
7666 Views |
by JustMike |
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Parallel SE 5881 Tweed Champ
Started by garytube |
28 Replies
8967 Views |
by kagliostro |
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Peavey Classic 30 Reverb Repair
Started by Rontone |
1 Replies
3353 Views |
by tubeswell |
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2 Replies
2394 Views |
by Latole |
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shielding an input jack
Started by dude |
6 Replies
3063 Views |
by bmccowan |
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Hoffman 6G15 Power Problem
Started by AScott |
5 Replies
3403 Views |
by PRR |
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66 Replies
15823 Views |
by Jalmeida |
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14 Replies
5435 Views |
by AlNewman |
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Microphonic Wires? - Vintage Fenders
Started by bbmade |
7 Replies
4135 Views |
by bbmade |
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Audio pots
Started by Erik Aa |
5 Replies
2790 Views |
by Erik Aa |
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Shot in the dark question X88R
Started by joesatch |
1 Replies
2289 Views |
by SILVERGUN |
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1 Replies
2502 Views |
by Latole |
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Distortion on SFSR power amp section
Started by Buxton_Flux |
17 Replies
5280 Views |
by Buxton_Flux |
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Fender Bias Electrolytic Value
Started by bbmade |
5 Replies
3649 Views |
by HotBluePlates |
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Question about class AB 6V6 load lines
Started by JPK |
15 Replies
5450 Views |
by HotBluePlates |
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Fetron the Unknown
Started by kagliostro |
14 Replies
18032 Views |
by Satchmoeddie |
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53 Replies
11281 Views |
by wsscott |
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18 Replies
5491 Views |
by Kees |
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AB763 Showman - 700hz buzzzzzzz
Started by fdesalvo |
25 Replies
5958 Views |
by fdesalvo |
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Peavey Deuce fluctuation in bias current
Started by JZRepair |
21 Replies
6684 Views |
by JZRepair |
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1 Replies
2483 Views |
by Latole |
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Tube Life. CB vs FB
Started by johngovan |
8 Replies
3539 Views |
by pdf64 |
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16 Replies
4713 Views |
by kagliostro |
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West Labs amp.
Started by zapped |
17 Replies
5161 Views |
by zapped |
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Fender 59 Bassman LTD - Noise problem
Started by jwhitmore |
2 Replies
2394 Views |
by jwhitmore |
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Blues Jr. PT for 18 watt lite build
Started by edthill |
4 Replies
2891 Views |
by McAbe |
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First build: low and muffled output issues
Started by Duncan |
16 Replies
5202 Views |
by sluckey |
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4 Replies
3382 Views |
by chocopower |
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3 Replies
2554 Views |
by pdf64 |
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24 Replies
6230 Views |
by sluckey |
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AA764 Vibro Champ PT
Started by plexi50 |
25 Replies
6536 Views |
by plexi50 |
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Bassman AA864 Build hum / buzz issue
Started by Jamlid |
11 Replies
3741 Views |
by Jamlid |
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Gain pot value differences
Started by Ledvedder |
1 Replies
2227 Views |
by SILVERGUN |
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