Welcome To the Hoffman Amplifiers ForumMarch 12, 2026, 01:01:47 pm | ||
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high voltages on input tubes
Started by ElliottKoch |
15 Replies
5751 Views |
by ElliottKoch |
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PT and OT wiring question. Best practices.
Started by olgoat |
6 Replies
4376 Views |
by jojokeo |
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Voltage on AB763 tremelo tube
Started by six el six |
3 Replies
3064 Views |
by six el six |
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10 Replies
5316 Views |
by Willabe |
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11 Replies
5530 Views |
by mresistor |
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4 Replies
4706 Views |
by DummyLoad |
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Recapping high voltage amps
Started by spacelabstudio |
21 Replies
7718 Views |
by spacelabstudio |
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weird problem.....
Started by billcreller |
14 Replies
6897 Views |
by PRR |
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17 Replies
7715 Views |
by proaudioguy |
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7 Replies
4223 Views |
by LooseChange |
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Ampeg J-20 Bias
Started by Leevi |
3 Replies
4666 Views |
by HotBluePlates |
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Orange drop caps 716P/715P
Started by jeff |
7 Replies
14588 Views |
by stingray_65 |
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Broken Guide Pins
Started by Ed_Chambley |
7 Replies
4649 Views |
by Ed_Chambley |
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Mixed tube set in SE amp
Started by Leevi |
6 Replies
4568 Views |
by birt |
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2 Replies
3405 Views |
by kagliostro |
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12 Replies
11040 Views |
by fdesalvo |
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19 Replies
13886 Views |
by TIMBO |
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13 Replies
15209 Views |
by gordwait |
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Sano Supernove
Started by LooseChange |
8 Replies
5220 Views |
by DummyLoad |
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5 Replies
10282 Views |
by PRR |
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18 Watt Stout Layout TMB
Started by Ed_Chambley |
24 Replies
16839 Views |
by Ed_Chambley |
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Oscilliscope Question
Started by Davidg |
7 Replies
4339 Views |
by PRR |
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Multitap output transformer for 5E3
Started by olgoat |
3 Replies
3336 Views |
by DummyLoad |
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OT and understanding
Started by Ed_Chambley « 1 2 » |
55 Replies
24019 Views |
by HotBluePlates |
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mods for ac15c1
Started by neon333 |
5 Replies
9255 Views |
by HotBluePlates |
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Line Out DI FOH etc
Started by J Rindt |
4 Replies
3542 Views |
by stingray_65 |
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5E3 Power tansformer
Started by Leevi |
5 Replies
4153 Views |
by Leevi |
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strange Suflex resistor
Started by telenorman |
3 Replies
3516 Views |
by FYL |
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21 Replies
7285 Views |
by Willabe |
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VOLTAGE DIVIDER on heater taps ?
Started by Colas LeGrippa |
7 Replies
5248 Views |
by Colas LeGrippa |
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ECL84s with Split PI
Started by TIMBO |
2 Replies
3080 Views |
by kagliostro |
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13 Replies
6769 Views |
by kagliostro |
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Bright cap vs lugs
Started by fdesalvo |
13 Replies
6657 Views |
by fdesalvo |
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Princeton Build Chronology Complete and in Cab
Started by Ed_Chambley « 1 2 3 » |
123 Replies
43515 Views |
by Ed_Chambley |
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Deluxe Reverb Clone...any mods for Jazz?
Started by TerryD |
5 Replies
4594 Views |
by moonbird |
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Marshall silver jubilee-push pull pot
Started by ericlen838 |
3 Replies
4200 Views |
by stratele52 |
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Alternatives to Fender strain relief ?
Started by worth |
22 Replies
9786 Views |
by John |
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JTM 45 Bias Bug*
Started by plexi50 |
7 Replies
4518 Views |
by plexi50 |
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ampeg b15 build, now trouble shooting
Started by nateflanigan « 1 2 » |
62 Replies
27855 Views |
by drew |
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Trem tube ground
Started by J Rindt |
2 Replies
3266 Views |
by J Rindt |
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AB763 Super - no 5U4GB?
Started by fdesalvo |
14 Replies
8164 Views |
by Fresh_Start |
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Where can I find a 5B4 super chassis?
Started by olgoat |
10 Replies
6398 Views |
by HotBluePlates |
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DC Cooling Fan - neat way to run 'em
Started by fdesalvo |
14 Replies
7305 Views |
by fdesalvo |
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A strange bypass cap in my old 5D3
Started by Tyrannocaster |
10 Replies
5775 Views |
by Tyrannocaster |
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Marshall 1959u vs 1959t (no choke!?)
Started by Gareth81 |
6 Replies
4191 Views |
by fdesalvo |
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Need help deciding what amp to build
Started by sdp1234 |
7 Replies
4223 Views |
by John |
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6 Replies
5066 Views |
by bakerlite |
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1 Replies
7231 Views |
by fdesalvo |
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0 Replies
2969 Views |
by tubenit |
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Fender Bassman 100 red plating issue
Started by SoundmasterG |
15 Replies
8304 Views |
by SoundmasterG |
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