Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 04:36:31 pm | ||
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| Rontone and 128 Guests are viewing this board. | ||||
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Power Trans wiring
Started by MacGwyn |
7 Replies
3016 Views |
by MacGwyn |
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hoffman ab763 2 channel
Started by pickinpop |
1 Replies
1965 Views |
by EL34 |
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Blues Jr tube board..just ordered mine..
Started by 73fender |
3 Replies
2929 Views |
by EL34 |
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Sovtek Mig 50 making static noise
Started by Ghostplanet |
15 Replies
4864 Views |
by Ghostplanet |
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61 Replies
17107 Views |
by Guitarzan |
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14 Replies
8638 Views |
by HotBluePlates |
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London Power power scaling technology
Started by Champ_49 |
8 Replies
9347 Views |
by Champ_49 |
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Princeton to 6L6 from 6V6..from AO-39
Started by Skip Hagey |
3 Replies
2095 Views |
by sluckey |
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5Y3 Rectifier
Started by TIMBO |
4 Replies
3107 Views |
by TIMBO |
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1 Replies
2082 Views |
by PRR |
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AB763 Deluxe_Reverb OD
Started by vicentebd |
5 Replies
2675 Views |
by vicentebd |
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2 Replies
2622 Views |
by Toxophilite |
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Sound City 120r
Started by TIMBO |
16 Replies
6134 Views |
by TIMBO |
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Testing OT. How efficient?
Started by hesamadman |
4 Replies
2307 Views |
by hesamadman |
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Open chassis sitting on speaker cabinet
Started by 6v6Pin1 |
3 Replies
2551 Views |
by 6v6Pin1 |
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4 Replies
2884 Views |
by sluckey |
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Adding 12vdc LED to tube amp
Started by POWDOG |
15 Replies
9231 Views |
by HotBluePlates |
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microphonic PI
Started by Skip Hagey |
25 Replies
5951 Views |
by Skip Hagey |
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output Jacks
Started by taylorc315 |
2 Replies
2121 Views |
by taylorc315 |
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Stout kit cuts out at high volume
Started by 6v6Pin1 |
4 Replies
2787 Views |
by Willabe |
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What decides components?
Started by maxmigax |
18 Replies
6116 Views |
by pinkphiloyd |
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FX Hoffman style turret board
Started by tubenit |
2 Replies
2958 Views |
by John |
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PT in Tweed super using KT66's
Started by RobBozic |
1 Replies
2442 Views |
by AZJimC |
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Plexi-7868 build in Stout Chassis
Started by AZJimC |
42 Replies
12471 Views |
by DummyLoad |
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20 Replies
9289 Views |
by matt117 |
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DIY Stereo Kits or Plans?
Started by Mook |
25 Replies
7568 Views |
by Packerswin14 |
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5F2-A Chassis and Control Board Idea
Started by humbug |
13 Replies
4959 Views |
by humbug |
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56 Replies
21445 Views |
by TIMBO |
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37 Replies
10825 Views |
by basschops1528 |
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7 Replies
3525 Views |
by sluckey |
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Transformer replacement
Started by dunner84 |
3 Replies
2929 Views |
by dunner84 |
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Orange 120 1974
Started by plexi50 |
3 Replies
2686 Views |
by plexi50 |
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15 Replies
7285 Views |
by EL34 |
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Output transformer values
Started by Skip Hagey |
2 Replies
2428 Views |
by PRR |
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4 Replies
3634 Views |
by vibrolax |
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5e3 build. No voltage pins 4
Started by MF76 |
34 Replies
8864 Views |
by Ed_Chambley |
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87 Replies
20360 Views |
by pbman1953 |
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14 Replies
4300 Views |
by phsyconoodler |
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6G12-A "frying" sound
Started by Mars-Hall |
11 Replies
4057 Views |
by jojokeo |
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Artificial center tap for heaters.
Started by pinkphiloyd |
17 Replies
9649 Views |
by pinkphiloyd |
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21 Replies
8972 Views |
by kagliostro |
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Tremolo cap question
Started by BobRuth |
3 Replies
3019 Views |
by BobRuth |
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What the heck did I do?
Started by hesamadman |
0 Replies
2153 Views |
by hesamadman |
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Hoffman 1 Channel Deluxe Reverb
Started by dunner84 |
10 Replies
5804 Views |
by JGk |
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6G6 Power Tubes, no bias current
Started by RAJPE |
11 Replies
6922 Views |
by sluckey |
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Anyone built a Single Ended EL34 Hot Cat?
Started by Shawnee |
15 Replies
5192 Views |
by John |
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5E3 with different PI
Started by Leevi |
6 Replies
5226 Views |
by PRR |
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Transformation
Started by Toxophilite |
2 Replies
2278 Views |
by PRR |
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3-2x12 wiring help
Started by goldstache |
5 Replies
2836 Views |
by goldstache |
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vibrolux issues
Started by Bugman3183 |
43 Replies
9361 Views |
by Bugman3183 |
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