Welcome To the Hoffman Amplifiers Forum
September 06, 2025, 04:43:49 pm
Welcome To the Hoffman Amplifiers ForumSeptember 06, 2025, 04:43:49 pm | ||
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Filter Cap Resistors
Started by bakerlite |
4 Replies
2646 Views |
July 11, 2012, 10:18:33 pmby HotBluePlates |
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Tubes for Fender Vibrato / Tremolo
Started by mresistor |
3 Replies
2006 Views |
July 11, 2012, 10:14:23 pm by HotBluePlates |
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Question about filaments grounding
Started by mresistor |
9 Replies
4691 Views |
July 11, 2012, 09:58:58 pm by HotBluePlates |
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high voltages on input tubes
Started by ElliottKoch |
15 Replies
4231 Views |
July 11, 2012, 09:47:40 pm by ElliottKoch |
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PT and OT wiring question. Best practices.
Started by olgoat |
6 Replies
3150 Views |
July 11, 2012, 08:23:12 pm by jojokeo |
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Voltage on AB763 tremelo tube
Started by six el six |
3 Replies
1966 Views |
July 11, 2012, 04:15:55 pm by six el six |
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10 Replies
3631 Views |
July 11, 2012, 03:57:27 pm by Willabe |
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11 Replies
4065 Views |
July 11, 2012, 10:32:10 am by mresistor |
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4 Replies
3566 Views |
July 10, 2012, 04:50:27 pm by DummyLoad |
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Recapping high voltage amps
Started by spacelabstudio |
21 Replies
5701 Views |
July 09, 2012, 09:20:39 pm by spacelabstudio |
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weird problem.....
Started by billcreller |
14 Replies
4726 Views |
July 09, 2012, 09:03:13 pm by PRR |
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17 Replies
5346 Views |
July 09, 2012, 04:58:43 pm by proaudioguy |
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7 Replies
2926 Views |
July 09, 2012, 05:35:36 am by LooseChange |
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Ampeg J-20 Bias
Started by Leevi |
3 Replies
3050 Views |
July 07, 2012, 04:08:18 pm by HotBluePlates |
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Orange drop caps 716P/715P
Started by jeff |
7 Replies
12350 Views |
July 07, 2012, 10:39:55 am by stingray_65 |
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Broken Guide Pins
Started by Ed_Chambley |
7 Replies
3217 Views |
July 07, 2012, 08:28:11 am by Ed_Chambley |
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Mixed tube set in SE amp
Started by Leevi |
6 Replies
3312 Views |
July 07, 2012, 04:20:13 am by birt |
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2 Replies
2336 Views |
July 07, 2012, 12:58:57 am by kagliostro |
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12 Replies
9165 Views |
July 06, 2012, 09:01:06 pm by fdesalvo |
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19 Replies
11411 Views |
July 06, 2012, 03:27:43 pm by TIMBO |
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13 Replies
13533 Views |
July 06, 2012, 10:19:52 am by gordwait |
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Sano Supernove
Started by LooseChange |
8 Replies
3752 Views |
July 06, 2012, 08:43:26 am by DummyLoad |
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5 Replies
8566 Views |
July 06, 2012, 12:51:13 am by PRR |
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18 Watt Stout Layout TMB
Started by Ed_Chambley |
24 Replies
14564 Views |
July 05, 2012, 10:41:00 pm by Ed_Chambley |
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Oscilliscope Question
Started by Davidg |
7 Replies
3043 Views |
July 05, 2012, 08:51:16 pm by PRR |
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Multitap output transformer for 5E3
Started by olgoat |
3 Replies
2448 Views |
July 05, 2012, 05:58:55 pm by DummyLoad |
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OT and understanding
Started by Ed_Chambley « 1 2 » |
55 Replies
14710 Views |
July 05, 2012, 04:45:00 pm by HotBluePlates |
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mods for ac15c1
Started by neon333 |
5 Replies
7796 Views |
July 05, 2012, 04:37:15 pm by HotBluePlates |
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Line Out DI FOH etc
Started by J Rindt |
4 Replies
2264 Views |
July 05, 2012, 12:15:51 pm by stingray_65 |
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5E3 Power tansformer
Started by Leevi |
5 Replies
2971 Views |
July 05, 2012, 08:46:00 am by Leevi |
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strange Suflex resistor
Started by telenorman |
3 Replies
2271 Views |
July 04, 2012, 06:57:24 am by FYL |
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21 Replies
5434 Views |
July 03, 2012, 09:53:06 pm by Willabe |
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VOLTAGE DIVIDER on heater taps ?
Started by Colas LeGrippa |
7 Replies
3746 Views |
July 03, 2012, 05:19:56 pm by Colas LeGrippa |
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ECL84s with Split PI
Started by TIMBO |
2 Replies
2087 Views |
July 03, 2012, 05:05:23 pm by kagliostro |
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13 Replies
4821 Views |
July 03, 2012, 01:38:55 pm by kagliostro |
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Bright cap vs lugs
Started by fdesalvo |
13 Replies
5190 Views |
July 02, 2012, 09:00:03 pm by fdesalvo |
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Princeton Build Chronology Complete and in Cab
Started by Ed_Chambley « 1 2 3 » |
123 Replies
30323 Views |
July 02, 2012, 08:31:41 pm by Ed_Chambley |
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Deluxe Reverb Clone...any mods for Jazz?
Started by TerryD |
5 Replies
3397 Views |
July 02, 2012, 03:53:08 pm by moonbird |
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Marshall silver jubilee-push pull pot
Started by ericlen838 |
3 Replies
2811 Views |
July 02, 2012, 12:09:58 pm by stratele52 |
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Alternatives to Fender strain relief ?
Started by worth |
22 Replies
7787 Views |
July 02, 2012, 06:25:52 am by John |
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JTM 45 Bias Bug*
Started by plexi50 |
7 Replies
3091 Views |
July 01, 2012, 07:26:09 pm by plexi50 |
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ampeg b15 build, now trouble shooting
Started by nateflanigan « 1 2 » |
62 Replies
20593 Views |
July 01, 2012, 12:55:08 am by drew |
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Trem tube ground
Started by J Rindt |
2 Replies
2340 Views |
June 30, 2012, 08:49:28 am by J Rindt |
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AB763 Super - no 5U4GB?
Started by fdesalvo |
14 Replies
6039 Views |
June 29, 2012, 10:16:03 pm by Fresh_Start |
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Where can I find a 5B4 super chassis?
Started by olgoat |
10 Replies
4529 Views |
June 29, 2012, 06:22:01 pm by HotBluePlates |
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DC Cooling Fan - neat way to run 'em
Started by fdesalvo |
14 Replies
4973 Views |
June 28, 2012, 09:49:32 pm by fdesalvo |
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A strange bypass cap in my old 5D3
Started by Tyrannocaster |
10 Replies
3921 Views |
June 28, 2012, 07:21:10 pm by Tyrannocaster |
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Marshall 1959u vs 1959t (no choke!?)
Started by Gareth81 |
6 Replies
3024 Views |
June 28, 2012, 06:37:09 pm by fdesalvo |
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Need help deciding what amp to build
Started by sdp1234 |
7 Replies
3174 Views |
June 28, 2012, 12:43:32 pm by John |
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6 Replies
3779 Views |
June 28, 2012, 11:11:32 am by bakerlite |
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