Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 07:34:36 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 07:34:36 pm | ||
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Tweed/BF Princeton
Started by sgbrewing |
8 Replies
5847 Views |
May 01, 2023, 02:18:09 pmby sgbrewing |
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3 Replies
5016 Views |
May 01, 2023, 01:58:53 pm by waldner |
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4 Replies
5183 Views |
April 30, 2023, 03:35:05 pm by Jalmeida |
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3 Replies
5313 Views |
April 30, 2023, 01:52:31 pm by Lectroid |
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AC15 w/ Reverb Updates
Started by Jalmeida |
10 Replies
6745 Views |
April 30, 2023, 01:48:20 pm by Jalmeida |
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26 Replies
10117 Views |
April 30, 2023, 12:00:28 pm by sluckey |
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Princeton Reverb Plate Voltages
Started by MSVguitar |
28 Replies
15411 Views |
April 30, 2023, 12:00:53 am by glass54 |
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6V6 OT recommendations (plexi)
Started by jordan86 |
5 Replies
5182 Views |
April 29, 2023, 04:42:15 pm by shooter |
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20 Replies
8511 Views |
April 29, 2023, 09:10:21 am by bobpaolucci |
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Voltage divider for screens
Started by dwinstonwood |
10 Replies
6257 Views |
April 29, 2023, 06:11:51 am by sluckey |
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10 Replies
6978 Views |
April 28, 2023, 09:35:27 am by astronomicum |
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7 Replies
6363 Views |
April 28, 2023, 01:56:27 am by DummyLoad |
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Grounding the Shield of 6N2P
Started by W5FH |
2 Replies
5151 Views |
April 27, 2023, 10:47:44 pm by W5FH |
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Calculating cathode bias resistor
Started by dwinstonwood |
3 Replies
6982 Views |
April 27, 2023, 04:06:41 pm by HotBluePlates |
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14 Replies
9958 Views |
April 27, 2023, 03:45:05 pm by Garrett335 |
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Dual 50 Plexi/JCM 800
Started by purpletele « 1 2 3 4 » |
159 Replies
86304 Views |
April 27, 2023, 11:56:18 am by KeithR |
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32 Replies
15066 Views |
April 27, 2023, 07:06:06 am by dwinstonwood |
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Laney Klipp "Fuzz" circuit
Started by Balticnoiseforge |
0 Replies
5515 Views |
April 26, 2023, 01:09:31 am by Balticnoiseforge |
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10 Replies
6447 Views |
April 25, 2023, 09:25:21 pm by mresistor |
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Build Report: Tubenit's SoLowWatt CPI
Started by boodle |
10 Replies
6582 Views |
April 25, 2023, 07:33:55 pm by bmccowan |
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4k vs 5k transformer impedance
Started by fossilshark |
5 Replies
5960 Views |
April 25, 2023, 12:47:46 pm by jordan86 |
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58 Replies
27047 Views |
April 24, 2023, 10:31:30 pm by AmberB |
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4 Replies
5473 Views |
April 24, 2023, 09:03:12 am by tylerpenn |
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Regulated b+ preamp
Started by mattiambro |
19 Replies
9668 Views |
April 22, 2023, 02:42:24 pm by PRR |
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Adding a gain stage to BF Bassman?
Started by Yoda |
36 Replies
17188 Views |
April 22, 2023, 12:04:42 pm by dwinstonwood |
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6BM8 capacitor driven reverb
Started by walkman |
22 Replies
11105 Views |
April 20, 2023, 04:14:13 am by walkman |
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23 Replies
8534 Views |
April 19, 2023, 10:31:54 am by 72Blazer |
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Triumph Audio Oscillator - Schematic?
Started by bankeny |
4 Replies
5240 Views |
April 19, 2023, 09:58:19 am by Lectroid |
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Traynor YVM-1 Plate Voltage Sag Issue
Started by soulsonic |
12 Replies
7296 Views |
April 19, 2023, 08:51:22 am by soulsonic |
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Second input on Monoprice/Stage Right amp
Started by coug64 |
4 Replies
5175 Views |
April 18, 2023, 01:53:31 am by rake |
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11 Replies
11356 Views |
April 17, 2023, 04:17:47 pm by Jerry garrcia |
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DC Heater Options
Started by TenderTendon |
32 Replies
13440 Views |
April 17, 2023, 03:47:48 pm by aaelectronics |
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schematic error?
Started by joesatch |
1 Replies
4465 Views |
April 17, 2023, 02:39:53 pm by PRR |
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location of PT in BF Champ
Started by dude |
2 Replies
4983 Views |
April 16, 2023, 03:45:56 pm by dude |
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3 Replies
5377 Views |
April 16, 2023, 12:34:55 pm by joesatch |
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15 Replies
8589 Views |
April 16, 2023, 11:49:24 am by tubeswell |
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5E3 Build Hum
Started by maxupp |
26 Replies
11735 Views |
April 16, 2023, 07:40:04 am by bmccowan |
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Ideas to mod one of my amps.
Started by Mike_J |
3 Replies
4971 Views |
April 16, 2023, 12:37:25 am by nandrewjackson |
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53 Replies
19935 Views |
April 15, 2023, 07:15:41 pm by rafe |
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33 Replies
10356 Views |
April 15, 2023, 01:33:42 pm by 72Blazer |
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72 fender deluxe
Started by rafe |
24 Replies
9024 Views |
April 14, 2023, 09:49:23 pm by rafe |
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Lowering B+
Started by phsyconoodler |
11 Replies
6874 Views |
April 14, 2023, 04:15:32 pm by RadioComm |
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LBL on Variac ?
Started by mresistor |
7 Replies
5791 Views |
April 14, 2023, 11:21:17 am by mresistor |
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AC15CC1 opinion on PT
Started by mresistor |
16 Replies
9168 Views |
April 14, 2023, 08:27:09 am by mresistor |
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4 Replies
4768 Views |
April 13, 2023, 07:35:09 am by jackplug1 |
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Duplicate PT Secondary for Rectifier Only
Started by anrque |
4 Replies
5491 Views |
April 12, 2023, 08:18:19 pm by anrque |
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8 Replies
5960 Views |
April 12, 2023, 07:18:50 pm by tubeswell |
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Ghosting distortion with overdrive
Started by Ronquest |
6 Replies
5528 Views |
April 12, 2023, 06:53:44 pm by PRR |
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Crate V18 conversion
Started by jeff |
17 Replies
7849 Views |
April 12, 2023, 06:45:08 pm by PRR |
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Epiphone Valve Jr repair question
Started by Gonzo1999 |
12 Replies
7194 Views |
April 12, 2023, 06:30:49 pm by vintasonic |
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