Welcome To the Hoffman Amplifiers Forum
October 22, 2025, 12:20:28 pm
Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 12:20:28 pm | ||
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1961 6g13 - Resistor values off...
Started by bullkelp |
8 Replies
3292 Views |
September 27, 2025, 12:59:50 amby HotBluePlates |
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Hoffman Stout TMB Hum Issue
Started by coltojt |
8 Replies
3477 Views |
September 27, 2025, 12:07:51 am by tubeswell |
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3 Replies
2418 Views |
September 26, 2025, 12:36:20 pm by LoudonMiller |
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Reverb issues on princeton build
Started by rutledj |
39 Replies
8756 Views |
September 24, 2025, 07:10:40 pm by rutledj |
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30 Replies
7095 Views |
September 24, 2025, 02:02:37 pm by pbman1953 |
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Bass PreAmp
Started by tubenit |
35 Replies
15975 Views |
September 24, 2025, 12:35:14 pm by tubenit |
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NEW Bass Pre-amp Build HPF/Compressor
Started by Wardy |
24 Replies
9075 Views |
September 23, 2025, 05:49:22 pm by Wardy |
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Alamo Capri 2360 Model 1960-1 & Schematic
Started by plexi50 |
9 Replies
4028 Views |
September 22, 2025, 08:03:50 am by plexi50 |
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14 Replies
8727 Views |
September 22, 2025, 07:34:48 am by passaloutre |
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Adding gain stage
Started by Wonder2121 |
11 Replies
3867 Views |
September 20, 2025, 09:11:25 am by pdf64 |
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Crossover distortion on vibrato
Started by Axtman |
2 Replies
2250 Views |
September 19, 2025, 10:04:18 pm by stratomaster |
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Cordovox Conversion
Started by scstill |
15 Replies
5258 Views |
September 19, 2025, 05:21:01 pm by scstill |
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Remove vibrato (tremolo) on Normal Channel
Started by Axtman |
4 Replies
2197 Views |
September 19, 2025, 12:03:10 pm by Axtman |
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4 Replies
2091 Views |
September 18, 2025, 09:54:19 am by Lectroid |
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1992 peavy mark vi bass amp repair
Started by Snake5150 |
6 Replies
2653 Views |
September 17, 2025, 11:14:01 pm by glass54 |
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Classic 50 volume reduction
Started by proaudioguy |
3 Replies
2285 Views |
September 17, 2025, 08:15:19 pm by DeepBias |
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Kagliostro low cut switch
Started by Jonas |
3 Replies
2185 Views |
September 16, 2025, 04:03:09 pm by Jonas |
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Inductor EQ
Started by hylaphone |
10 Replies
3499 Views |
September 16, 2025, 01:59:10 pm by hylaphone |
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13 Replies
3505 Views |
September 16, 2025, 12:09:23 pm by HotBluePlates |
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School me on triode-strapped pentodes
Started by jacobarber |
11 Replies
3003 Views |
September 15, 2025, 02:20:05 pm by jacobarber |
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Fender Silverface Front Panel
Started by jy67 |
1 Replies
1689 Views |
September 15, 2025, 09:31:50 am by dogburn |
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No bias Raw voltage.
Started by TonyM |
5 Replies
2268 Views |
September 15, 2025, 04:55:24 am by Merlin |
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What Is this circuit ???
Started by kagliostro |
3 Replies
1733 Views |
September 15, 2025, 12:58:25 am by kagliostro |
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Hum and Buzz in Cordovox Build
Started by scstill |
35 Replies
7491 Views |
September 14, 2025, 07:53:02 pm by scstill |
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1953 pro amp 5C5 circuit
Started by centervolume |
9 Replies
2875 Views |
September 14, 2025, 06:52:54 pm by HotBluePlates |
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zener diode voltage drop
Started by tubenit |
4 Replies
1551 Views |
September 14, 2025, 04:01:22 pm by kagliostro |
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Troubleshooting a new build amp
Started by Wardy |
13 Replies
3055 Views |
September 14, 2025, 01:27:45 pm by Wardy |
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Need opinions on the Stout w/Reverb
Started by sjcasas |
45 Replies
8695 Views |
September 13, 2025, 08:45:46 pm by dogburn |
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7 Replies
2250 Views |
September 13, 2025, 01:34:01 pm by Graydigger |
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Deluxe 5E3 tone stack
Started by Lectroid |
15 Replies
3387 Views |
September 13, 2025, 12:29:59 pm by Lectroid |
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Sovtek MG50H
Started by Ampman33 |
4 Replies
1376 Views |
September 13, 2025, 12:01:22 pm by Ampman33 |
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22 Replies
3813 Views |
September 12, 2025, 02:13:18 pm by Trenchard_UK |
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7 Replies
1766 Views |
September 12, 2025, 12:20:54 pm by Bash |
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Switching cap across plate resistor
Started by Sonny ReVerb |
2 Replies
1355 Views |
September 12, 2025, 06:58:43 am by Sonny ReVerb |
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4 Replies
1417 Views |
September 11, 2025, 05:06:09 pm by mxrshiver |
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4 Replies
1421 Views |
September 10, 2025, 06:13:05 am by kagliostro |
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48 Replies
9600 Views |
September 10, 2025, 04:12:11 am by tubeswell |
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4 Replies
1271 Views |
September 09, 2025, 11:36:10 am by wsscott |
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one-tube-reverbers
Started by Bieworm |
2 Replies
1238 Views |
September 09, 2025, 04:57:07 am by tubenit |
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5 Replies
1672 Views |
September 07, 2025, 01:54:48 pm by Lectroid |
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5879 tube data sheet question
Started by tubenit |
5 Replies
1872 Views |
September 06, 2025, 12:31:01 pm by DummyLoad |
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192 Replies
29300 Views |
September 05, 2025, 02:58:10 pm by wsscott |
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Bias Wiggle Tremolo with 7591?
Started by dwinstonwood |
4 Replies
1356 Views |
September 04, 2025, 12:49:55 pm by dwinstonwood |
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Hiwatt DR103 FX loop
Started by SoundCity85 |
37 Replies
12547 Views |
September 03, 2025, 03:43:24 pm by wavley |
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3 Replies
1408 Views |
September 03, 2025, 11:35:42 am by Bieworm |
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25 Replies
3471 Views |
September 02, 2025, 06:20:08 am by Merlin |
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Reverb Tone Shifting with Dwell knob
Started by Lectroid |
14 Replies
3130 Views |
September 01, 2025, 02:48:23 pm by stratomaster |
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Hum in 5E3
Started by FREYES_7 |
11 Replies
2064 Views |
September 01, 2025, 02:33:58 pm by mresistor |
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Pre-Amp Anode Voltage Ibanez Thermion
Started by philschl |
3 Replies
1114 Views |
September 01, 2025, 06:14:17 am by philschl |
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63 Replies
14130 Views |
September 01, 2025, 01:52:26 am by Avraxas |
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