Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 06:37:40 pm | ||
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Now for my next project.....
Started by proaudioguy |
0 Replies
2890 Views |
by proaudioguy |
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Princeton Reverb Turret Board problem
Started by MadMax |
44 Replies
21325 Views |
by HotBluePlates |
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High Plate Voltage in '72 SFDR
Started by mcasey1 |
24 Replies
11861 Views |
by Ed_Chambley |
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Mods for princeton reverb
Started by proaudioguy |
37 Replies
18558 Views |
by Willabe |
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70 Replies
27383 Views |
by lego4040 |
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Silvertone 1482 Troubleshooting
Started by guitarrock04 |
15 Replies
7621 Views |
by jjasilli |
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6 Replies
4586 Views |
by Mike_J |
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HAMMOND AO43 INTO WHAT?
Started by redmojo |
11 Replies
4793 Views |
by redmojo |
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MOVED: Merry Xmas
Started by EL34 |
0 Replies
2020 Views |
by EL34 |
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Elevated heaters - Where to take DC ?
Started by kagliostro |
14 Replies
7934 Views |
by kagliostro |
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15 Replies
5746 Views |
by Jack_Hester |
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Princeton reverb master
Started by phsyconoodler |
12 Replies
5120 Views |
by phsyconoodler |
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Adding a 1 Tube OD
Started by TIMBO |
12 Replies
4879 Views |
by Mike_J |
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D'Mars (non-5879) & FX update
Started by tubenit |
9 Replies
4452 Views |
by MakerDP |
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5 Replies
3941 Views |
by Jim Coash |
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Hybrid Backface / Tweed
Started by j.w.goode |
8 Replies
4212 Views |
by sluckey |
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Speaker ohms switch
Started by supro66 |
5 Replies
2741 Views |
by jjasilli |
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blues junior lifted pad and trace
Started by bakerlite |
8 Replies
3723 Views |
by blues man |
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3 Replies
5247 Views |
by kagliostro |
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Removing sockets from PCB
Started by jeff |
11 Replies
5580 Views |
by jeff |
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Fender 5e3 Deluxe
Started by supro66 |
3 Replies
2650 Views |
by supro66 |
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confusing heater filament circuit
Started by BrianS |
11 Replies
4537 Views |
by HotBluePlates |
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15 Replies
6312 Views |
by DummyLoad |
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Orange AD15 input jack
Started by Leevi |
1 Replies
2241 Views |
by sluckey |
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7 Replies
3124 Views |
by EL34 |
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voltage divider
Started by shooter |
25 Replies
7511 Views |
by shooter |
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13 Replies
6447 Views |
by John |
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Nightmare On TSL Street
Started by plexi50 |
37 Replies
13337 Views |
by HotBluePlates |
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6SL7 heater wiring / reference
Started by Baguette |
8 Replies
5330 Views |
by DummyLoad |
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10 Replies
6555 Views |
by PRR |
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46 Replies
12165 Views |
by lego4040 |
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Pre PIMV gain loss?
Started by RobBozic |
2 Replies
2726 Views |
by sluckey |
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anybody do a deluxe reverb build ?
Started by mikhett |
4 Replies
2541 Views |
by DummyLoad |
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Fender 75 footswitch sch
Started by blues man |
2 Replies
4282 Views |
by blues man |
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First build! Chassis layout ok?
Started by larstore |
31 Replies
9373 Views |
by Willabe |
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Ecap Bleed Resistors
Started by TIMBO |
26 Replies
8595 Views |
by DummyLoad |
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3 Replies
4710 Views |
by coreysan |
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43 Replies
19433 Views |
by 2deaf |
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61 Replies
21572 Views |
by HotBluePlates |
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Presence Control seems not to work too well
Started by dude |
7 Replies
3541 Views |
by alerich |
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Modify a 6g15
Started by blues man |
3 Replies
2833 Views |
by blues man |
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0 Replies
1928 Views |
by TerryD |
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Adjusting reverb + fx loop
Started by SILVERGUN |
31 Replies
8183 Views |
by SILVERGUN |
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Questions (Holden Wasp)
Started by TIMBO |
1 Replies
2285 Views |
by DummyLoad |
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Using spare pins on power tube sockets
Started by TIMBO |
6 Replies
3253 Views |
by TIMBO |
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OK this is deja-vu.
Started by DummyLoad |
7 Replies
3684 Views |
by DummyLoad |
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Advances in Electrolytic Caps
Started by fiftynine |
14 Replies
7606 Views |
by jojokeo |
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24 Replies
14391 Views |
by Mike_J |
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hoffman Hotswitch
Started by jack2911guitarblues |
4 Replies
3368 Views |
by jack2911guitarblues |
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28 Replies
7950 Views |
by goldstache |
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