Welcome To the Hoffman Amplifiers ForumDecember 09, 2025, 07:07:49 am | ||
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| Leevi and 138 Guests are viewing this board. | ||||
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help needed with pt
Started by Bugman3183 |
16 Replies
5722 Views |
by HotBluePlates |
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Filter Cap Resistors
Started by bakerlite |
4 Replies
3115 Views |
by HotBluePlates |
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Tubes for Fender Vibrato / Tremolo
Started by mresistor |
3 Replies
2569 Views |
by HotBluePlates |
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Question about filaments grounding
Started by mresistor |
9 Replies
5398 Views |
by HotBluePlates |
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high voltages on input tubes
Started by ElliottKoch |
15 Replies
4872 Views |
by ElliottKoch |
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PT and OT wiring question. Best practices.
Started by olgoat |
6 Replies
3653 Views |
by jojokeo |
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Voltage on AB763 tremelo tube
Started by six el six |
3 Replies
2387 Views |
by six el six |
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10 Replies
4372 Views |
by Willabe |
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11 Replies
4659 Views |
by mresistor |
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4 Replies
4026 Views |
by DummyLoad |
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Recapping high voltage amps
Started by spacelabstudio |
21 Replies
6525 Views |
by spacelabstudio |
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weird problem.....
Started by billcreller |
14 Replies
5657 Views |
by PRR |
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17 Replies
6369 Views |
by proaudioguy |
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7 Replies
3427 Views |
by LooseChange |
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Ampeg J-20 Bias
Started by Leevi |
3 Replies
3750 Views |
by HotBluePlates |
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Orange drop caps 716P/715P
Started by jeff |
7 Replies
13354 Views |
by stingray_65 |
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Broken Guide Pins
Started by Ed_Chambley |
7 Replies
3843 Views |
by Ed_Chambley |
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Mixed tube set in SE amp
Started by Leevi |
6 Replies
3815 Views |
by birt |
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2 Replies
2724 Views |
by kagliostro |
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12 Replies
9993 Views |
by fdesalvo |
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19 Replies
12504 Views |
by TIMBO |
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13 Replies
14289 Views |
by gordwait |
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Sano Supernove
Started by LooseChange |
8 Replies
4432 Views |
by DummyLoad |
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5 Replies
9344 Views |
by PRR |
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18 Watt Stout Layout TMB
Started by Ed_Chambley |
24 Replies
15620 Views |
by Ed_Chambley |
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Oscilliscope Question
Started by Davidg |
7 Replies
3571 Views |
by PRR |
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Multitap output transformer for 5E3
Started by olgoat |
3 Replies
2772 Views |
by DummyLoad |
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OT and understanding
Started by Ed_Chambley « 1 2 » |
55 Replies
18809 Views |
by HotBluePlates |
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mods for ac15c1
Started by neon333 |
5 Replies
8432 Views |
by HotBluePlates |
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Line Out DI FOH etc
Started by J Rindt |
4 Replies
2756 Views |
by stingray_65 |
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5E3 Power tansformer
Started by Leevi |
5 Replies
3440 Views |
by Leevi |
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strange Suflex resistor
Started by telenorman |
3 Replies
2778 Views |
by FYL |
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21 Replies
6226 Views |
by Willabe |
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VOLTAGE DIVIDER on heater taps ?
Started by Colas LeGrippa |
7 Replies
4387 Views |
by Colas LeGrippa |
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ECL84s with Split PI
Started by TIMBO |
2 Replies
2461 Views |
by kagliostro |
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13 Replies
5681 Views |
by kagliostro |
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Bright cap vs lugs
Started by fdesalvo |
13 Replies
5800 Views |
by fdesalvo |
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Princeton Build Chronology Complete and in Cab
Started by Ed_Chambley « 1 2 3 » |
123 Replies
36171 Views |
by Ed_Chambley |
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Deluxe Reverb Clone...any mods for Jazz?
Started by TerryD |
5 Replies
3860 Views |
by moonbird |
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Marshall silver jubilee-push pull pot
Started by ericlen838 |
3 Replies
3346 Views |
by stratele52 |
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Alternatives to Fender strain relief ?
Started by worth |
22 Replies
8697 Views |
by John |
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JTM 45 Bias Bug*
Started by plexi50 |
7 Replies
3685 Views |
by plexi50 |
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ampeg b15 build, now trouble shooting
Started by nateflanigan « 1 2 » |
62 Replies
24054 Views |
by drew |
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Trem tube ground
Started by J Rindt |
2 Replies
2673 Views |
by J Rindt |
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AB763 Super - no 5U4GB?
Started by fdesalvo |
14 Replies
6985 Views |
by Fresh_Start |
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Where can I find a 5B4 super chassis?
Started by olgoat |
10 Replies
5296 Views |
by HotBluePlates |
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DC Cooling Fan - neat way to run 'em
Started by fdesalvo |
14 Replies
6041 Views |
by fdesalvo |
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A strange bypass cap in my old 5D3
Started by Tyrannocaster |
10 Replies
4714 Views |
by Tyrannocaster |
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Marshall 1959u vs 1959t (no choke!?)
Started by Gareth81 |
6 Replies
3470 Views |
by fdesalvo |
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Need help deciding what amp to build
Started by sdp1234 |
7 Replies
3621 Views |
by John |
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