Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 08:54:19 pm
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 08:54:19 pm | ||
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| rafe and 43 Guests are viewing this board. | ||||
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chirping amp when powering down
Started by Madison |
0 Replies
2204 Views |
January 20, 2013, 05:03:20 pmby Madison |
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Lost with bias setting
Started by TIMBO |
6 Replies
3877 Views |
January 20, 2013, 01:13:42 pm by TIMBO |
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crate-a-saurus.
Started by DummyLoad |
7 Replies
4556 Views |
January 20, 2013, 08:26:42 am by pullshocks |
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21 Replies
13277 Views |
January 19, 2013, 06:37:44 pm by tubenit |
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Mosfet CF vibrato?
Started by tubenit |
7 Replies
3359 Views |
January 19, 2013, 03:44:01 pm by tubenit |
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Experimenting with Wreck Topology
Started by zendragon63 |
13 Replies
5828 Views |
January 19, 2013, 02:17:20 pm by JB |
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cap in parallel with gain stage plate R?
Started by 12AX7 |
12 Replies
7659 Views |
January 19, 2013, 11:18:27 am by jim |
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Relay problems? Not sure
Started by dscottguitars |
10 Replies
4330 Views |
January 19, 2013, 10:11:16 am by guitardude57 |
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amp blowing fuses
Started by ernie_jr |
12 Replies
4890 Views |
January 19, 2013, 08:23:51 am by DummyLoad |
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Tube mixer circuit request
Started by silverfox |
0 Replies
2550 Views |
January 18, 2013, 10:16:10 pm by silverfox |
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1 Replies
3149 Views |
January 18, 2013, 04:43:53 pm by HotBluePlates |
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Stand alone tube tremolo
Started by fuzz |
3 Replies
9124 Views |
January 18, 2013, 07:48:58 am by fuzz |
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Mesa Dual Rectifier Solo FX Mod
Started by plexi50 |
4 Replies
4469 Views |
January 17, 2013, 09:24:16 pm by plexi50 |
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Maggie Tube Pedal
Started by plexi50 |
34 Replies
12325 Views |
January 17, 2013, 07:10:30 pm by Willabe |
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ADDING A GAIN STAGE
Started by Colas LeGrippa |
11 Replies
4689 Views |
January 17, 2013, 04:11:19 pm by Willabe |
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Do you think? (filter cap question)
Started by 12AX7 |
3 Replies
3270 Views |
January 17, 2013, 03:33:18 pm by HotBluePlates |
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vox ac15--30-untested
Started by Tom_Hull |
10 Replies
4844 Views |
January 17, 2013, 09:38:14 am by Tom_Hull |
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little Push pull amp
Started by fuzz |
17 Replies
10525 Views |
January 17, 2013, 06:34:47 am by fuzz |
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6 Replies
5227 Views |
January 17, 2013, 05:29:31 am by tubenit |
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PT question
Started by kagliostro |
7 Replies
4240 Views |
January 17, 2013, 02:24:17 am by kagliostro |
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Noob Bass Amp Build Need Input
Started by Ed_Chambley |
17 Replies
6937 Views |
January 16, 2013, 09:21:33 pm by teisco88 |
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3 Replies
3784 Views |
January 16, 2013, 05:57:16 pm by PRR |
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Yet another plexi 50 (head)
Started by archaos |
11 Replies
4998 Views |
January 16, 2013, 07:35:39 am by archaos |
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15 Replies
6703 Views |
January 15, 2013, 07:29:38 pm by Colas LeGrippa |
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New T-bolty home brew
Started by tubeswell |
5 Replies
3734 Views |
January 15, 2013, 01:02:59 pm by Willabe |
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new amp/bought not built
Started by phsyconoodler |
8 Replies
4200 Views |
January 15, 2013, 09:57:28 am by phsyconoodler |
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Leaking film caps
Started by dynaman1 |
6 Replies
6243 Views |
January 14, 2013, 08:12:10 pm by HotBluePlates |
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odd nfb squeel
Started by worth |
2 Replies
3049 Views |
January 14, 2013, 07:51:50 pm by HotBluePlates |
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15 Replies
8998 Views |
January 14, 2013, 07:42:24 pm by HotBluePlates |
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Hoffman layout with eyelets
Started by sdp1234 |
3 Replies
2890 Views |
January 14, 2013, 12:58:47 pm by kagliostro |
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Check This Out! What?
Started by plexi50 |
10 Replies
4309 Views |
January 14, 2013, 10:50:13 am by 6G6 |
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MOVED: Vox AC15 layouts
Started by tubenit |
0 Replies
2489 Views |
January 13, 2013, 01:40:26 pm by tubenit |
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3 Replies
3154 Views |
January 13, 2013, 04:06:31 am by stratele52 |
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interesting faceplate materials ?
Started by worth |
11 Replies
6028 Views |
January 12, 2013, 10:50:23 pm by HotBluePlates |
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5D3 heaters
Started by Bugman3183 |
2 Replies
3040 Views |
January 12, 2013, 08:27:20 pm by Bugman3183 |
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Low pin voltage on Marshall 1987 build
Started by SleepLess |
8 Replies
4553 Views |
January 12, 2013, 04:08:15 pm by SleepLess |
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Tweed BluezMeister with active FX loop.
Started by tubenit |
17 Replies
6341 Views |
January 12, 2013, 03:00:27 pm by TIMBO |
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6 Replies
4932 Views |
January 11, 2013, 07:21:09 pm by punkykatt |
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31 Replies
11647 Views |
January 11, 2013, 05:37:14 pm by catnine |
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Teisco Tube Preamp
Started by dragonworks |
24 Replies
9090 Views |
January 11, 2013, 12:17:53 pm by dragonworks |
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7 Replies
6418 Views |
January 11, 2013, 11:05:36 am by smackoj |
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2 Replies
2701 Views |
January 11, 2013, 10:50:21 am by Willabe |
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Ampeg B-12-XY....
Started by Jack_Hester « 1 2 » |
76 Replies
26716 Views |
January 11, 2013, 08:51:18 am by Jack_Hester |
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Epiphone EA 28 RVT 120hz hum
Started by hereforever23 |
23 Replies
9282 Views |
January 11, 2013, 07:15:55 am by HotBluePlates |
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7355/6L6 circuit
Started by Jack1962 |
26 Replies
18892 Views |
January 11, 2013, 05:01:10 am by SoundmasterG |
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cathode bias bassman question
Started by SLW |
36 Replies
13716 Views |
January 10, 2013, 09:56:43 pm by PRR |
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16 Replies
9771 Views |
January 10, 2013, 09:42:08 pm by HotBluePlates |
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1 Replies
2563 Views |
January 10, 2013, 09:12:25 pm by PRR |
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AC30 low volume problem
Started by jim |
4 Replies
3948 Views |
January 10, 2013, 05:03:56 pm by jim |
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amps for jazz ?
Started by worth |
16 Replies
7539 Views |
January 10, 2013, 03:29:48 pm by smackoj |
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