Welcome To the Hoffman Amplifiers Forum
August 29, 2026, 07:34:37 pm
Welcome To the Hoffman Amplifiers ForumAugust 29, 2026, 07:34:37 pm | ||
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Question about resistor power rating?
Started by AlNewman |
22 Replies
9818 Views |
January 07, 2023, 02:38:40 pmby AlNewman |
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6 Replies
6642 Views |
January 07, 2023, 12:55:47 pm by PRR |
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Interesting tremolo circuit
Started by TenderTendon |
10 Replies
7364 Views |
January 07, 2023, 08:46:27 am by kagliostro |
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OT resistance
Started by dude |
28 Replies
11011 Views |
January 06, 2023, 10:17:16 pm by dude |
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Choke and Power Transformer interference
Started by scstill |
20 Replies
9282 Views |
January 06, 2023, 06:30:15 pm by PRR |
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PT mounting question
Started by joesatch |
4 Replies
5266 Views |
January 06, 2023, 03:56:30 pm by jim |
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What are doing those zener diodes ?
Started by kagliostro |
11 Replies
6992 Views |
January 05, 2023, 07:07:51 pm by kagliostro |
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plexi preamp voltage
Started by McAbe |
17 Replies
9614 Views |
January 05, 2023, 05:00:27 pm by McAbe |
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6 Replies
6268 Views |
January 05, 2023, 06:39:23 am by kagliostro |
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PT has two sets of Primary inputs?
Started by joesatch |
3 Replies
5314 Views |
January 04, 2023, 09:29:35 pm by joesatch |
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Spec'ing a PT
Started by joesatch |
21 Replies
9417 Views |
January 04, 2023, 06:23:52 pm by HotBluePlates |
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Filament voltage amperage question
Started by ALBATROS1234 |
9 Replies
8841 Views |
January 04, 2023, 02:22:16 pm by sluckey |
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50 watt PT with a 100 Watt OT
Started by joesatch |
3 Replies
4681 Views |
January 04, 2023, 01:52:23 pm by 66Strat |
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14 Replies
11124 Views |
January 04, 2023, 10:56:27 am by dtbradio |
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Running Heater Wires on Early Sockets
Started by scstill |
17 Replies
10050 Views |
January 03, 2023, 07:24:04 pm by scstill |
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My First High Gain Tube Amp
Started by submission |
6 Replies
7062 Views |
January 03, 2023, 07:14:15 pm by submission |
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21 Replies
9539 Views |
January 03, 2023, 05:11:32 pm by kagliostro |
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TEPPAZ 730S
Started by chocopower |
37 Replies
16611 Views |
January 03, 2023, 08:17:52 am by chocopower |
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2 Replies
5522 Views |
January 02, 2023, 10:51:47 am by kagliostro |
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AC15 w/ reverb build
Started by Jalmeida |
39 Replies
13490 Views |
January 01, 2023, 10:19:12 pm by Jalmeida |
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Point-to-Point Layout Review
Started by Thisismyname |
23 Replies
12132 Views |
January 01, 2023, 07:20:40 pm by Thisismyname |
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25 Replies
11658 Views |
January 01, 2023, 03:58:02 pm by JustMike |
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Parallel SE 5881 Tweed Champ
Started by garytube |
28 Replies
13361 Views |
January 01, 2023, 02:45:50 pm by kagliostro |
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Peavey Classic 30 Reverb Repair
Started by Rontone |
1 Replies
5941 Views |
January 01, 2023, 12:49:11 pm by tubeswell |
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2 Replies
4417 Views |
January 01, 2023, 03:01:37 am by Latole |
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shielding an input jack
Started by dude |
6 Replies
5471 Views |
December 31, 2022, 01:12:17 pm by bmccowan |
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Hoffman 6G15 Power Problem
Started by AScott |
5 Replies
6208 Views |
December 30, 2022, 08:14:15 pm by PRR |
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66 Replies
27896 Views |
December 29, 2022, 11:29:46 pm by Jalmeida |
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14 Replies
9063 Views |
December 29, 2022, 02:15:59 pm by AlNewman |
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Microphonic Wires? - Vintage Fenders
Started by bbmade |
7 Replies
7245 Views |
December 29, 2022, 01:31:46 pm by bbmade |
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Audio pots
Started by Erik Aa |
5 Replies
5311 Views |
December 29, 2022, 01:13:16 pm by Erik Aa |
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Shot in the dark question X88R
Started by joesatch |
1 Replies
4558 Views |
December 29, 2022, 11:59:30 am by SILVERGUN |
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1 Replies
4730 Views |
December 29, 2022, 03:16:21 am by Latole |
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Distortion on SFSR power amp section
Started by Buxton_Flux |
17 Replies
9446 Views |
December 28, 2022, 10:47:49 pm by Buxton_Flux |
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Fender Bias Electrolytic Value
Started by bbmade |
5 Replies
6806 Views |
December 28, 2022, 10:29:19 pm by HotBluePlates |
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Question about class AB 6V6 load lines
Started by JPK |
15 Replies
9735 Views |
December 28, 2022, 05:15:16 pm by HotBluePlates |
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Fetron the Unknown
Started by kagliostro |
14 Replies
22040 Views |
December 28, 2022, 12:16:27 pm by Satchmoeddie |
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53 Replies
20269 Views |
December 27, 2022, 12:56:29 pm by wsscott |
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18 Replies
9145 Views |
December 27, 2022, 12:47:52 pm by Kees |
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AB763 Showman - 700hz buzzzzzzz
Started by fdesalvo |
25 Replies
9970 Views |
December 26, 2022, 07:53:46 pm by fdesalvo |
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Peavey Deuce fluctuation in bias current
Started by JZRepair |
21 Replies
11369 Views |
December 26, 2022, 11:41:42 am by JZRepair |
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1 Replies
4746 Views |
December 26, 2022, 03:08:47 am by Latole |
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Tube Life. CB vs FB
Started by johngovan |
8 Replies
6584 Views |
December 24, 2022, 04:30:02 am by pdf64 |
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16 Replies
8000 Views |
December 23, 2022, 01:20:12 pm by kagliostro |
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West Labs amp.
Started by zapped |
17 Replies
8614 Views |
December 23, 2022, 08:16:13 am by zapped |
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Fender 59 Bassman LTD - Noise problem
Started by jwhitmore |
2 Replies
4446 Views |
December 22, 2022, 04:16:04 am by jwhitmore |
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Blues Jr. PT for 18 watt lite build
Started by edthill |
4 Replies
5472 Views |
December 21, 2022, 09:56:29 pm by McAbe |
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First build: low and muffled output issues
Started by Duncan |
16 Replies
8997 Views |
December 21, 2022, 03:38:40 pm by sluckey |
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4 Replies
6182 Views |
December 21, 2022, 12:51:14 pm by chocopower |
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3 Replies
4855 Views |
December 21, 2022, 08:22:06 am by pdf64 |
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