Welcome To the Hoffman Amplifiers Forum
July 14, 2026, 09:35:06 am
Welcome To the Hoffman Amplifiers ForumJuly 14, 2026, 09:35:06 am | ||
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Simple volume-tone circuit question
Started by g-man |
3 Replies
4139 Views |
August 20, 2023, 07:11:01 pmby g-man |
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1 Replies
4587 Views |
August 20, 2023, 06:22:51 pm by sluckey |
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14 Replies
7633 Views |
August 20, 2023, 04:19:56 pm by kagliostro |
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Supro S-6424 final report
Started by Planobilly |
11 Replies
6130 Views |
August 20, 2023, 03:09:09 pm by Loomer |
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Output Tube Cathode Diode on 68 PRRI
Started by MSVguitar |
11 Replies
6522 Views |
August 20, 2023, 07:18:26 am by HotBluePlates |
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Fender experts - Rare Bassman?
Started by bmccowan |
24 Replies
8518 Views |
August 18, 2023, 05:55:02 pm by shooter |
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5 Replies
5197 Views |
August 18, 2023, 09:46:30 am by cfortner |
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Hoffman Vox AC30 build
Started by Big_Mike |
14 Replies
8094 Views |
August 18, 2023, 12:30:50 am by SoundmasterG |
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3 Replies
4280 Views |
August 17, 2023, 08:25:47 pm by PRR |
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Cap brand suggestions
Started by pbman1953 |
1 Replies
3902 Views |
August 16, 2023, 03:29:01 pm by sluckey |
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Blues deluxe reissue
Started by AlNewman |
1 Replies
3852 Views |
August 16, 2023, 12:56:14 am by nandrewjackson |
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LTP 10k Tail question
Started by joesatch |
2 Replies
3912 Views |
August 15, 2023, 11:16:00 pm by joesatch |
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68 Replies
17978 Views |
August 15, 2023, 06:19:09 pm by Platefire |
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50-54 Plymouth AM radio
Started by shooter |
23 Replies
9986 Views |
August 15, 2023, 03:58:15 pm by scstill |
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Marshall JMP/JCM dual 50w Clone by SLuckey
Started by TonyM |
6 Replies
5214 Views |
August 15, 2023, 03:29:02 pm by Big_Mike |
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MusicMan RD50 Output Modification
Started by hyderr |
11 Replies
7432 Views |
August 15, 2023, 02:13:01 pm by hyderr |
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DIY amp with distortion+reverb suggestions
Started by owen |
1 Replies
3888 Views |
August 15, 2023, 12:34:59 pm by roseblood11 |
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Voice of Music 8809-8810
Started by Platefire |
16 Replies
8181 Views |
August 15, 2023, 10:51:45 am by Platefire |
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Measuring diodes in circuit
Started by dwinstonwood |
5 Replies
5093 Views |
August 14, 2023, 08:29:56 pm by PRR |
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Buzzing sound behind the notes
Started by marshallguy |
1 Replies
4014 Views |
August 14, 2023, 03:37:53 pm by marshallguy |
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5 Replies
4897 Views |
August 14, 2023, 11:05:06 am by sluckey |
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Ekosonic amp
Started by chocopower |
7 Replies
5595 Views |
August 13, 2023, 08:07:00 pm by tubeswell |
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Bought a used Swart Antares.
Started by Willabe |
10 Replies
7258 Views |
August 13, 2023, 12:04:17 pm by Willabe |
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cathode shared by 3 triodes.
Started by joesatch |
5 Replies
4913 Views |
August 13, 2023, 04:26:43 am by pdf64 |
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Mesa mark V 90 shenanigans
Started by nandrewjackson |
2 Replies
4581 Views |
August 12, 2023, 12:10:31 am by nandrewjackson |
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question for Sluckey
Started by labb |
2 Replies
4567 Views |
August 11, 2023, 08:31:03 pm by labb |
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Cathode resistor measuring odd
Started by jordan86 |
6 Replies
5489 Views |
August 11, 2023, 12:03:41 pm by tubeswell |
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Back in the saddle
Started by Nathan |
3 Replies
4124 Views |
August 11, 2023, 09:30:19 am by Nathan |
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6 Replies
5125 Views |
August 11, 2023, 07:46:28 am by Planobilly |
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300 - 500 ohm speakers
Started by Peter212 |
4 Replies
5972 Views |
August 10, 2023, 08:53:28 pm by PRR |
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Is this Power Section odd or not ??
Started by kagliostro |
3 Replies
4613 Views |
August 10, 2023, 07:28:33 pm by kagliostro |
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Soaring DC on power tubes
Started by Choan |
5 Replies
5054 Views |
August 10, 2023, 03:27:52 pm by tubeswell |
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Marshall PA Amp's in for servicing...
Started by TubeGeek |
8 Replies
8502 Views |
August 10, 2023, 02:58:52 pm by sluckey |
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2553 PT position
Started by Leevi |
8 Replies
5145 Views |
August 10, 2023, 02:26:36 pm by kagliostro |
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An old (complex) project being reactivated
Started by Dave |
11 Replies
5997 Views |
August 10, 2023, 10:28:33 am by acheld |
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Acoustic 370 Updates
Started by pbman1953 |
0 Replies
3910 Views |
August 09, 2023, 07:51:43 am by pbman1953 |
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Wiring in output transformer in jtm45
Started by timmyjoe |
5 Replies
5503 Views |
August 09, 2023, 04:33:37 am by pdf64 |
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1964 Fender Spring Reverb Unit 6G15
Started by Yeatzee |
17 Replies
10030 Views |
August 09, 2023, 03:33:33 am by Latole |
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20 gauge cloth wire
Started by timmyjoe |
1 Replies
4366 Views |
August 09, 2023, 12:28:24 am by PRR |
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2 Replies
5205 Views |
August 08, 2023, 09:40:30 pm by Planobilly |
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1 Replies
4159 Views |
August 08, 2023, 03:34:18 pm by sluckey |
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4 Replies
4771 Views |
August 08, 2023, 11:27:23 am by zephyrblau |
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Choke for 5f6a build
Started by Mypalmurph |
2 Replies
4451 Views |
August 08, 2023, 10:52:22 am by Mypalmurph |
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Reverb transformer grounding
Started by marshallguy |
5 Replies
5824 Views |
August 08, 2023, 05:55:13 am by marshallguy |
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Measuring V+(plate voltage)
Started by Champ_49 |
9 Replies
6160 Views |
August 08, 2023, 03:52:34 am by shooter |
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11 Replies
6247 Views |
August 07, 2023, 07:43:14 pm by sluckey |
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15 Replies
9615 Views |
August 07, 2023, 05:20:33 pm by mmack |
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EL34 vs 6L6 bias supply
Started by fossilshark |
2 Replies
5105 Views |
August 07, 2023, 02:39:11 pm by PRR |
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5e3 circuit with 500k pots?
Started by roseblood11 |
7 Replies
6136 Views |
August 07, 2023, 08:21:15 am by roseblood11 |
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SVT with a 600 Ohm input
Started by pbman1953 |
4 Replies
5113 Views |
August 05, 2023, 05:10:09 pm by pbman1953 |
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