Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:20:14 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:20:14 am | ||
| Subject / Started by | Replies / Views | Last post  |
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29 Replies
8012 Views |
April 13, 2020, 07:21:08 pmby markmalin |
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18 Replies
9034 Views |
April 13, 2020, 05:35:15 pm by kagliostro |
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Noise issue with 70 SR
Started by Mars-Hall |
27 Replies
7132 Views |
April 13, 2020, 04:09:02 pm by shooter |
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Midi relay switching?
Started by Captain chunkulus |
6 Replies
7535 Views |
April 13, 2020, 03:26:59 pm by Zzomer |
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Princeton Reverb Build Hum
Started by aabbs20 |
40 Replies
11234 Views |
April 13, 2020, 03:10:41 pm by shooter |
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Transformer hum ?
Started by dude |
17 Replies
5627 Views |
April 13, 2020, 01:28:13 pm by shooter |
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Help matching impedance
Started by 1blueheron |
4 Replies
2811 Views |
April 13, 2020, 12:13:26 pm by 1blueheron |
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6g15 build voltage issues
Started by Dsav94 |
31 Replies
8273 Views |
April 12, 2020, 08:14:44 pm by Dsav94 |
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14 Replies
4965 Views |
April 12, 2020, 07:02:33 pm by 2deaf |
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Light bulb limiter
Started by TIMBO |
6 Replies
2918 Views |
April 12, 2020, 03:12:06 pm by TIMBO |
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Falcon GA19RVT cap job ?
Started by jpbiker |
11 Replies
4685 Views |
April 12, 2020, 12:19:36 pm by sluckey |
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4 Replies
2940 Views |
April 12, 2020, 07:22:12 am by Latole |
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Hoffman Princeton Reverb Trem-O-Nator Upgrade
Started by purpletele « 1 2 » |
55 Replies
18933 Views |
April 11, 2020, 09:55:19 am by purpletele |
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What kind of turret is this?
Started by mresistor |
1 Replies
2338 Views |
April 11, 2020, 03:32:19 am by Latole |
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Mistake in my layout or not?
Started by dude |
4 Replies
3091 Views |
April 10, 2020, 05:05:53 pm by dude |
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Belton reverb on engl retro tube
Started by Nicale19 |
17 Replies
5338 Views |
April 10, 2020, 04:19:28 pm by davidwpack |
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19 Replies
6351 Views |
April 10, 2020, 07:58:27 am by shooter |
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2 Replies
2536 Views |
April 09, 2020, 06:07:10 am by Latole |
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Skylark Tremolo PT
Started by shaun |
14 Replies
4746 Views |
April 08, 2020, 06:57:38 pm by shooter |
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DC Heater issue.
Started by Curranm |
12 Replies
4188 Views |
April 08, 2020, 12:17:32 pm by 2deaf |
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Phase shift
Started by Leevi |
2 Replies
2296 Views |
April 08, 2020, 12:13:35 pm by shooter |
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4 Replies
2464 Views |
April 07, 2020, 06:11:44 pm by dude |
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Bias capacitor hum
Started by alange5 |
3 Replies
4981 Views |
April 06, 2020, 06:03:16 pm by tubeswell |
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2 Replies
2473 Views |
April 06, 2020, 02:43:35 pm by kagliostro |
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Vibro champ ? Switch on intensity pot
Started by fred |
8 Replies
3208 Views |
April 05, 2020, 09:44:34 pm by fred |
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JDH ice cube super
Started by Leevi |
8 Replies
4116 Views |
April 05, 2020, 07:17:50 pm by Bantam |
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resistor identification
Started by PGadd |
13 Replies
3053 Views |
April 05, 2020, 08:24:11 am by shooter |
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Ibanez TSA 5~15 Combo
Started by rldunc |
12 Replies
6802 Views |
April 05, 2020, 06:21:09 am by DummyLoad |
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23 Replies
13294 Views |
April 04, 2020, 06:46:44 pm by tubeswell |
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Need design advice for preamp layout...
Started by markmalin |
6 Replies
3159 Views |
April 04, 2020, 06:27:18 pm by markmalin |
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27 Replies
10203 Views |
April 04, 2020, 04:19:20 pm by PRR |
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AB763 - One Channel - no/tremolo Project
Started by p2pAmps |
3 Replies
2399 Views |
April 03, 2020, 08:40:45 pm by tubeswell |
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Dual Relay
Started by warioblast |
7 Replies
2947 Views |
April 03, 2020, 11:48:29 am by sluckey |
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6G2 question
Started by shaun |
17 Replies
4879 Views |
April 03, 2020, 09:38:56 am by bmccowan |
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New Project Suggestions
Started by purpletele |
26 Replies
6620 Views |
April 03, 2020, 08:25:31 am by Willabe |
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24 Replies
6841 Views |
April 03, 2020, 03:14:55 am by Latole |
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German Luxor 30???
Started by Searing |
6 Replies
3521 Views |
April 03, 2020, 03:11:23 am by Latole |
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Another Hoffman PR Build
Started by p2pAmps |
5 Replies
2595 Views |
April 02, 2020, 11:31:43 am by shooter |
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My JCM800 6V6 build ...a few issues
Started by Shack |
25 Replies
6497 Views |
April 02, 2020, 01:39:22 am by Tone Junkie |
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8 Replies
5691 Views |
March 31, 2020, 10:00:50 pm by aguynamedben |
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AB763 Deluxe Reverb voltages
Started by acheld |
6 Replies
4160 Views |
March 31, 2020, 03:52:54 pm by sluckey |
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28 Replies
8399 Views |
March 31, 2020, 10:03:50 am by Joeythelid |
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Rotary switch for tone
Started by Colas LeGrippa |
17 Replies
7111 Views |
March 31, 2020, 04:56:27 am by kagliostro |
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Stereo Vibro Champ concept
Started by tony321owen |
10 Replies
3964 Views |
March 30, 2020, 07:13:08 pm by tony321owen |
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4 Replies
2465 Views |
March 30, 2020, 01:39:53 pm by kagliostro |
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Diagnosing OPT (Quad Reverb)
Started by 92Volts |
6 Replies
2956 Views |
March 30, 2020, 10:47:28 am by 92Volts |
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Les Paul Jr. PT and rectifier question
Started by yorgle |
13 Replies
4207 Views |
March 30, 2020, 07:18:47 am by yorgle |
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Input grid resistor
Started by Vlada |
4 Replies
3543 Views |
March 30, 2020, 06:01:08 am by d95err |
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Building an A/B/Y switcher
Started by Colas LeGrippa |
5 Replies
2727 Views |
March 28, 2020, 06:59:49 pm by Colas LeGrippa |
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8 Replies
3644 Views |
March 27, 2020, 10:18:59 pm by 2deaf |
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