Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 01:09:23 pm
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 01:09:23 pm | ||
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Low voltage and output tubes
Started by dude |
7 Replies
6303 Views |
June 18, 2014, 01:55:02 pmby dude |
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17 Replies
10414 Views |
June 17, 2014, 04:58:32 pm by shortfuse |
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Deluxe Reverb copy Rectifier Screw up
Started by TerryD |
4 Replies
2838 Views |
June 17, 2014, 04:01:33 pm by eleventeen |
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A little help, please...
Started by stratavox |
8 Replies
4043 Views |
June 17, 2014, 01:24:44 pm by stratavox |
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Question about Grounding
Started by dude |
8 Replies
4564 Views |
June 16, 2014, 09:30:34 pm by HotBluePlates |
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Modifications to Magnavox 8301
Started by SpareRibs |
12 Replies
6763 Views |
June 15, 2014, 07:15:44 pm by AZJimC |
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Vibrato (Tremolo) Unit question
Started by kagliostro |
3 Replies
3191 Views |
June 15, 2014, 07:31:53 am by kagliostro |
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2 Replies
4832 Views |
June 14, 2014, 02:43:54 pm by mcasey1 |
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6021 submini preamp help
Started by goldstache |
9 Replies
5454 Views |
June 13, 2014, 02:26:35 pm by goldstache |
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Bias transformer
Started by Stankfut |
8 Replies
6265 Views |
June 12, 2014, 09:12:33 pm by PRR |
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15 Replies
9820 Views |
June 12, 2014, 09:23:21 am by MacGwyn |
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5 Replies
3697 Views |
June 11, 2014, 08:08:54 pm by printer2 |
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Still really need some help
Started by hesamadman |
12 Replies
5251 Views |
June 10, 2014, 06:02:20 pm by hesamadman |
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Did a low wattage 5E3
Started by printer2 |
31 Replies
10819 Views |
June 10, 2014, 05:54:02 pm by printer2 |
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Low Wattage Fire fly type amps
Started by jojokeo |
5 Replies
3625 Views |
June 10, 2014, 04:26:46 pm by jojokeo |
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Is this switch wired correct
Started by dude |
7 Replies
3473 Views |
June 10, 2014, 03:54:51 pm by HotBluePlates |
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5F8-A PT & Rectifier questions
Started by jly56 |
5 Replies
4324 Views |
June 10, 2014, 10:46:22 am by jly56 |
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2 Replies
2483 Views |
June 10, 2014, 10:35:07 am by Mats |
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40 Replies
15513 Views |
June 10, 2014, 04:44:46 am by Jack_Hester |
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Anatomy of an EL34
Started by Colas LeGrippa |
3 Replies
3328 Views |
June 09, 2014, 04:11:49 pm by Colas LeGrippa |
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2 Replies
2833 Views |
June 09, 2014, 02:23:52 am by kagliostro |
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Class A vs AB?
Started by shooter |
34 Replies
11647 Views |
June 08, 2014, 07:06:40 pm by shooter |
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Building a scratch build.
Started by silat |
3 Replies
2729 Views |
June 08, 2014, 10:02:30 am by silat |
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What a dreadfull hum - Hoffman AB763
Started by riftamps |
14 Replies
5456 Views |
June 07, 2014, 11:29:42 pm by HotBluePlates |
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4 Replies
3179 Views |
June 06, 2014, 04:07:38 pm by dude |
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7 Replies
3915 Views |
June 05, 2014, 09:59:43 pm by PRR |
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Sag Resistor
Started by dude |
3 Replies
4028 Views |
June 05, 2014, 03:47:31 pm by Jack1962 |
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4 Replies
5273 Views |
June 05, 2014, 03:38:17 pm by Jack1962 |
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7 Replies
7441 Views |
June 05, 2014, 03:17:56 am by kagliostro |
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4 Replies
3051 Views |
June 04, 2014, 09:28:29 pm by printer2 |
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FARGEN amp schems needed
Started by Colas LeGrippa |
9 Replies
6107 Views |
June 04, 2014, 08:46:58 pm by Colas LeGrippa |
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175 Replies
58901 Views |
June 04, 2014, 03:29:28 pm by super&plexi |
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8 Replies
5480 Views |
June 04, 2014, 02:34:29 pm by kwm488 |
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Can't get sound out of my ODS-100-HRM
Started by Mike_J |
20 Replies
6563 Views |
June 03, 2014, 06:38:05 pm by Mike_J |
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All signs point to open PT primary (??!!!)
Started by BrianS |
20 Replies
6885 Views |
June 03, 2014, 11:21:46 am by BrianS |
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Adding a balanced line out to a tube amp
Started by Baguette |
13 Replies
12592 Views |
June 03, 2014, 07:22:06 am by labb |
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Advice on placement of wires
Started by dude |
19 Replies
7202 Views |
June 02, 2014, 03:17:52 pm by eleventeen |
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SE draws max current at idle???
Started by jeff |
10 Replies
5637 Views |
June 01, 2014, 11:56:04 pm by PRR |
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AA764 champ proper grounding scheme.
Started by goldstache |
26 Replies
9311 Views |
May 31, 2014, 06:53:05 am by goldstache |
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Issue to lower voltages on my new build
Started by MZANNETOS |
1 Replies
2680 Views |
May 30, 2014, 06:39:45 pm by HotBluePlates |
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Hammond 273BX PT question
Started by navdave |
12 Replies
5096 Views |
May 30, 2014, 05:34:42 pm by ernie_jr |
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Sunn Solarus solid state power supply
Started by navdave |
14 Replies
6670 Views |
May 30, 2014, 03:41:17 pm by navdave |
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25 Replies
12955 Views |
May 30, 2014, 10:41:17 am by MZANNETOS |
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power supply filtering question
Started by thermion |
3 Replies
3821 Views |
May 29, 2014, 12:09:39 pm by HotBluePlates |
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Good Morning Gut Shots
Started by TeslaRect5150 |
0 Replies
2262 Views |
May 29, 2014, 09:02:48 am by TeslaRect5150 |
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testing bias/lightbulb limiter
Started by jeff |
2 Replies
2503 Views |
May 29, 2014, 03:32:30 am by stratele52 |
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one two testing REDPLATE pics
Started by Colas LeGrippa |
2 Replies
3170 Views |
May 28, 2014, 05:51:42 pm by Colas LeGrippa |
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LOUD hum, with master volume turned up
Started by Gainzilla |
21 Replies
14729 Views |
May 28, 2014, 03:44:10 pm by HotBluePlates |
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High headroom and overdrive in the same amp
Started by Leevi |
9 Replies
4744 Views |
May 28, 2014, 01:10:27 pm by Ritchie200 |
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low watt harp amp
Started by John |
6 Replies
4151 Views |
May 28, 2014, 12:51:45 pm by John |
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