Welcome To the Hoffman Amplifiers Forum
April 27, 2026, 08:01:39 pm
Welcome To the Hoffman Amplifiers ForumApril 27, 2026, 08:01:39 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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Powering a tube with 12.6 VDC
Started by hesamadman |
11 Replies
4239 Views |
May 12, 2014, 11:09:14 amby EL34 |
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6G9B Bassman question
Started by stevehoover |
3 Replies
3159 Views |
May 12, 2014, 10:43:53 am by EL34 |
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Champ type kit sounds good but so quiet
Started by NotSure |
9 Replies
3732 Views |
May 11, 2014, 06:05:50 pm by kagliostro |
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9 Replies
5634 Views |
May 11, 2014, 05:49:05 pm by theundeadelvis |
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0 Replies
2991 Views |
May 11, 2014, 03:24:04 pm by eleventeen |
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Supply ripple
Started by Voxbox |
4 Replies
3353 Views |
May 11, 2014, 01:07:48 pm by eleventeen |
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6V6GT's in push pull @ 250V
Started by stevehoover |
5 Replies
5128 Views |
May 11, 2014, 09:32:31 am by stevehoover |
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Speaker ohms mismatch
Started by g-man |
2 Replies
2531 Views |
May 10, 2014, 11:21:33 am by g-man |
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Vintage Andre amp?
Started by lego4040 |
1 Replies
3069 Views |
May 09, 2014, 06:24:17 pm by HotBluePlates |
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Dissimilar triodes in CF
Started by macula56 |
9 Replies
4968 Views |
May 09, 2014, 05:34:35 pm by macula56 |
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10 Replies
6490 Views |
May 09, 2014, 04:35:02 pm by kagliostro |
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New Chicken Wing Build Help
Started by ncusack |
12 Replies
5097 Views |
May 09, 2014, 04:23:52 pm by ncusack |
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11 Replies
5000 Views |
May 09, 2014, 03:24:29 am by stratele52 |
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Single channel super reverb with PPIVMV
Started by Brianpa |
1 Replies
2691 Views |
May 08, 2014, 09:06:29 pm by sluckey |
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Knight reverb unit KN-701
Started by punkykatt |
18 Replies
8460 Views |
May 08, 2014, 07:01:36 pm by punkykatt |
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Add an easy third channel
Started by jim |
5 Replies
3282 Views |
May 08, 2014, 09:35:50 am by lego4040 |
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0 Replies
2456 Views |
May 07, 2014, 05:37:48 am by tubenit |
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8 Replies
5456 Views |
May 07, 2014, 03:34:39 am by sluckey |
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3 Replies
5827 Views |
May 07, 2014, 01:19:45 am by kagliostro |
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8 Replies
4841 Views |
May 06, 2014, 08:06:14 am by sluckey |
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2 Replies
4716 Views |
May 06, 2014, 07:55:27 am by kagliostro |
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1 Replies
3279 Views |
May 05, 2014, 11:56:07 pm by PRR |
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Built a Nixie Tube Clock
Started by TubeGeek |
1 Replies
2944 Views |
May 05, 2014, 04:03:35 pm by jjasilli |
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Tonestack Bassmaster
Started by Mats |
10 Replies
5148 Views |
May 03, 2014, 08:02:43 pm by jbrew73 |
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MOVED: Lead Free?
Started by EL34 |
0 Replies
2635 Views |
May 03, 2014, 12:24:56 pm by EL34 |
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PT Problems, Seriously frustrated
Started by DIYDeluxe |
20 Replies
9167 Views |
May 03, 2014, 05:42:43 am by smackoj |
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6J6 dual cathode follower
Started by shooter |
5 Replies
7878 Views |
May 02, 2014, 09:18:24 pm by shooter |
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OT Impedance
Started by J Rindt |
5 Replies
4611 Views |
May 02, 2014, 06:20:51 pm by J Rindt |
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Pentode vs. triodes tremolo comparison
Started by tubenit |
13 Replies
13042 Views |
May 02, 2014, 08:32:47 am by Heinz |
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One watt amp
Started by dbishopbliss « 1 2 3 4 » |
165 Replies
91946 Views |
May 01, 2014, 10:20:09 pm by RobBozic |
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3 Replies
4288 Views |
May 01, 2014, 06:52:35 pm by chocopower |
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My 3Watter - Princeton Meets AX84 4-4-0
Started by jazbo8 |
10 Replies
5920 Views |
May 01, 2014, 06:14:29 am by kagliostro |
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7 Replies
6348 Views |
April 30, 2014, 09:46:57 pm by chocopower |
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1960 Fender amps and Allen Bradleys
Started by Voxbox |
10 Replies
6156 Views |
April 30, 2014, 02:08:51 pm by Voxbox |
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MOVED: Need help wiring a relay
Started by EL34 |
0 Replies
2702 Views |
April 30, 2014, 12:04:57 pm by EL34 |
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Black getter flash
Started by g-man |
9 Replies
7828 Views |
April 30, 2014, 10:45:02 am by mresistor |
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power supply question
Started by John |
11 Replies
5139 Views |
April 30, 2014, 09:13:22 am by John |
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Reducing filament voltage
Started by mresistor |
40 Replies
16914 Views |
April 28, 2014, 06:24:54 pm by 1rebmem |
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New 5F1 Champ Build
Started by HumanJHawkins |
12 Replies
6946 Views |
April 28, 2014, 03:22:08 am by stratele52 |
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Replacing plate R's
Started by g-man |
4 Replies
3134 Views |
April 27, 2014, 03:20:41 pm by eleventeen |
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Bad cracking noise, please listen
Started by dscottguitars |
0 Replies
2806 Views |
April 27, 2014, 03:13:59 pm by dscottguitars |
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SIR #36 Mod Schematic - Help
Started by valhala92 |
13 Replies
14756 Views |
April 27, 2014, 10:59:24 am by Jack1962 |
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38 Replies
26036 Views |
April 26, 2014, 08:46:37 pm by PRR |
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10 Replies
9540 Views |
April 26, 2014, 06:55:47 pm by J Rindt |
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Does this PT have a center tap?
Started by dude |
9 Replies
6754 Views |
April 26, 2014, 02:41:48 pm by eleventeen |
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Tube Identification Amperex 49H2
Started by TerryD |
4 Replies
4070 Views |
April 24, 2014, 08:40:48 pm by TerryD |
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Bass guitar Hi-Fi 55W
Started by andrew |
7 Replies
4285 Views |
April 24, 2014, 03:50:58 pm by HotBluePlates |
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6 Replies
4754 Views |
April 24, 2014, 12:48:50 am by PRR |
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66 Vibrolux No sound but reverb squeal
Started by TerryD |
36 Replies
16212 Views |
April 23, 2014, 10:27:53 pm by HotBluePlates |
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Vibrasonic players?
Started by Voxbox |
4 Replies
3881 Views |
April 23, 2014, 10:37:11 am by tubenit |
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