Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 10:31:35 am
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 10:31:35 am | ||
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| Saturnine and 31 Guests are viewing this board. | ||||
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New Original Design, any advice welcome
Started by tdvt |
12 Replies
7795 Views |
January 30, 2012, 08:33:57 amby tdvt |
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Bassman 70 project
Started by jjackson7 |
20 Replies
12802 Views |
January 30, 2012, 08:33:10 am by jjackson7 |
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MOVED: New project - Rack ReVibe
Started by EL34 |
0 Replies
4041 Views |
January 30, 2012, 05:58:32 am by EL34 |
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220 Volt Main Transformer
Started by plexi50 |
5 Replies
5532 Views |
January 29, 2012, 08:39:00 pm by plexi50 |
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RCA BA11 / GE 4BA1 Racking Project
Started by RicharD |
1 Replies
4656 Views |
January 29, 2012, 08:08:19 pm by PRR |
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Shielding in a head cabinet
Started by six el six |
9 Replies
8541 Views |
January 29, 2012, 07:09:19 pm by six el six |
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3 Replies
5163 Views |
January 29, 2012, 02:35:42 pm by kagliostro |
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Guild Superstar Amplifier
Started by Otis |
1 Replies
5036 Views |
January 29, 2012, 01:15:16 pm by The_Gaz |
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2C51/396A as a guitar preamp tube
Started by mls |
6 Replies
9450 Views |
January 29, 2012, 09:36:41 am by HotBluePlates |
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100 Replies
45764 Views |
January 29, 2012, 08:13:10 am by tubenit |
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low voltages all round
Started by bakerlite |
5 Replies
6391 Views |
January 29, 2012, 03:43:37 am by stratele52 |
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6 Replies
7842 Views |
January 28, 2012, 08:58:36 pm by HotBluePlates |
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7 Replies
8386 Views |
January 28, 2012, 06:19:33 pm by Willabe |
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13 Replies
9916 Views |
January 28, 2012, 11:05:22 am by kagliostro |
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5 Replies
4926 Views |
January 28, 2012, 10:01:48 am by Tiny_Daddy |
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2 Replies
8272 Views |
January 28, 2012, 02:37:22 am by jeff |
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Eastern Amplifier 6V6, 6LS7, 6X5 potential
Started by SIG |
15 Replies
13068 Views |
January 27, 2012, 05:01:35 pm by SIG |
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Hoffman AB763 bias trem- missing cap?
Started by tdvt |
3 Replies
5143 Views |
January 27, 2012, 06:05:35 am by EL34 |
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Unknow O.T. Check my maths.
Started by chocopower |
2 Replies
4009 Views |
January 26, 2012, 07:44:31 pm by chocopower |
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RE-Vibe for line level use
Started by nateflanigan |
11 Replies
7383 Views |
January 26, 2012, 12:44:57 pm by spacelabstudio |
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Epiphone Valve Standard
Started by Tiny_Daddy |
4 Replies
6985 Views |
January 25, 2012, 07:55:33 pm by Tiny_Daddy |
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AC30 CCH help
Started by J Rindt |
15 Replies
10547 Views |
January 25, 2012, 05:55:38 pm by kagliostro |
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Princeton Head Build
Started by Ed_Chambley |
14 Replies
9242 Views |
January 25, 2012, 03:06:10 pm by Ed_Chambley |
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15 Replies
9066 Views |
January 25, 2012, 11:42:41 am by danger-russ |
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Bias Reading/Adjustment Questions
Started by Platefire |
35 Replies
17761 Views |
January 25, 2012, 01:01:40 am by PRR |
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Jensen F12NS field coil speaker in an instrument amp?
Started by chuggy |
1 Replies
5799 Views |
January 24, 2012, 10:34:30 pm by bigsbybender |
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Traynor Tonestacks
Started by plexi50 |
5 Replies
5492 Views |
January 24, 2012, 09:24:39 pm by jjasilli |
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18 watt PT filament windings
Started by panhead |
15 Replies
9996 Views |
January 24, 2012, 04:42:02 pm by Willabe |
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First Build Ideas
Started by jjackson7 |
20 Replies
11369 Views |
January 24, 2012, 10:15:18 am by Willabe |
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PLEXI + HOTSWITCH
Started by rzenc |
9 Replies
6209 Views |
January 24, 2012, 06:48:52 am by rzenc |
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MOVED: So how's your Friday?
Started by EL34 |
0 Replies
3783 Views |
January 24, 2012, 06:31:33 am by EL34 |
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Estimating G2 current
Started by rzenc |
4 Replies
5529 Views |
January 24, 2012, 05:59:23 am by rzenc |
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Need some 5f6a build advice, please
Started by schoolie |
19 Replies
11555 Views |
January 24, 2012, 04:44:52 am by steven |
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6 Replies
8651 Views |
January 23, 2012, 10:30:09 pm by thelonious |
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There is an 1/2 12au7 tube ?
Started by kagliostro |
2 Replies
5176 Views |
January 23, 2012, 07:19:57 pm by kagliostro |
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Fender's new pawn shop amps...
Started by TubeGeek |
12 Replies
8189 Views |
January 23, 2012, 12:40:02 pm by phsyconoodler |
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Power tube substitution.
Started by zapped |
1 Replies
4639 Views |
January 23, 2012, 12:11:37 pm by bigsbybender |
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What Causes Radio Interference?
Started by blown240 |
10 Replies
7825 Views |
January 23, 2012, 08:27:15 am by Willabe |
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OT question
Started by 12AX7 |
6 Replies
7861 Views |
January 22, 2012, 04:43:24 pm by Willabe |
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biasing bogen receiver
Started by embotone |
2 Replies
5117 Views |
January 22, 2012, 11:52:52 am by embotone |
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18 Watt Questions
Started by jeff |
23 Replies
16371 Views |
January 22, 2012, 11:31:24 am by Willabe |
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Lowering B+
Started by dude |
7 Replies
9825 Views |
January 21, 2012, 02:18:24 pm by stratele52 |
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Tracing a buzz?
Started by 12AX7 |
14 Replies
13451 Views |
January 21, 2012, 02:13:34 pm by stratele52 |
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12 Replies
9551 Views |
January 20, 2012, 09:18:23 pm by PRR |
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some pot questions
Started by 12AX7 |
31 Replies
21066 Views |
January 20, 2012, 06:15:23 pm by stratele52 |
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Odd noises in my amp...
Started by Mostro |
10 Replies
8233 Views |
January 20, 2012, 05:47:35 pm by Mostro |
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first guitar amp repair .dart alamo .
Started by Tom_Hull |
16 Replies
11309 Views |
January 20, 2012, 09:22:43 am by Tom_Hull |
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Ground Old Amp
Started by Otis |
9 Replies
7372 Views |
January 19, 2012, 05:41:02 pm by Willabe |
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Need help wiring a PT without any CT taps
Started by dude |
48 Replies
26225 Views |
January 19, 2012, 08:20:34 am by dude |
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Bridge rectifier straight talk
Started by firemedic |
8 Replies
7488 Views |
January 18, 2012, 10:14:27 pm by firemedic |
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