Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:20:31 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:20:31 am | ||
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| 0 Members and 34 Guests are viewing this board. | ||||
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Cathode biased amp
Started by rake |
21 Replies
6151 Views |
January 14, 2023, 09:50:07 pmby rake |
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5E3 in a 5F2 chassis
Started by Brownie |
2 Replies
2743 Views |
January 14, 2023, 09:11:45 pm by Brownie |
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4 Replies
3423 Views |
January 14, 2023, 12:29:38 pm by brewdude |
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5F1 From Bitz
Started by TIMBO |
20 Replies
6172 Views |
January 14, 2023, 12:57:24 am by TIMBO |
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ELK viking 100
Started by DummyLoad |
32 Replies
12272 Views |
January 13, 2023, 11:45:31 am by JZRepair |
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Blues Jr Schematic VS layout
Started by Room335 |
2 Replies
2947 Views |
January 13, 2023, 07:34:51 am by EL34 |
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P2P Tweedle Dee - OT Mixup
Started by Thisismyname |
8 Replies
3778 Views |
January 13, 2023, 03:09:20 am by pdf64 |
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25 Replies
7335 Views |
January 13, 2023, 01:03:43 am by PRR |
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Ultralinear Super Reverb
Started by AlNewman |
8 Replies
4013 Views |
January 12, 2023, 08:36:40 pm by AlNewman |
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TapeMaster SA-13 Chop-n-bob.
Started by DummyLoad |
16 Replies
5845 Views |
January 12, 2023, 06:10:06 pm by rybcage |
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switching power cord leads
Started by islandamp |
13 Replies
4778 Views |
January 12, 2023, 12:52:45 pm by JPK |
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Can i run 2 x EL34 with this OT?
Started by joesatch |
22 Replies
6146 Views |
January 11, 2023, 05:58:20 pm by 66Strat |
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Grounding the presence pot
Started by dude |
4 Replies
3402 Views |
January 11, 2023, 05:50:54 pm by sluckey |
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Recording/Headphone outputs
Started by hylaphone |
6 Replies
3234 Views |
January 11, 2023, 10:40:20 am by hylaphone |
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9 Replies
4784 Views |
January 10, 2023, 08:16:57 pm by tubeswell |
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Out Damn Hiss!
Started by CrocMule |
28 Replies
7841 Views |
January 10, 2023, 06:01:15 pm by g-man |
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Hotrod Deluxe Reverb problem
Started by shaun |
18 Replies
7081 Views |
January 10, 2023, 05:13:26 pm by rake |
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P2P Tweedle Dee - Placement Question
Started by Thisismyname |
4 Replies
2833 Views |
January 10, 2023, 04:49:50 pm by Thisismyname |
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6v6 Plexi Layout / Build questions
Started by martinman |
3 Replies
3201 Views |
January 09, 2023, 09:16:10 pm by sluckey |
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Traynor YB1 MKII Mod
Started by shaun |
5 Replies
3541 Views |
January 09, 2023, 01:11:40 pm by shaun |
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Relay circuit supply voltage question
Started by NSB_Chris |
11 Replies
8621 Views |
January 08, 2023, 10:28:51 am by jloewenheim |
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repurpose regulated PS
Started by joesatch |
5 Replies
3187 Views |
January 08, 2023, 08:35:50 am by joesatch |
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2 Replies
3315 Views |
January 07, 2023, 06:15:57 pm by J3ona1 |
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Question about resistor power rating?
Started by AlNewman |
22 Replies
6490 Views |
January 07, 2023, 02:38:40 pm by AlNewman |
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6 Replies
4029 Views |
January 07, 2023, 12:55:47 pm by PRR |
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Interesting tremolo circuit
Started by TenderTendon |
10 Replies
4912 Views |
January 07, 2023, 08:46:27 am by kagliostro |
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OT resistance
Started by dude |
28 Replies
7137 Views |
January 06, 2023, 10:17:16 pm by dude |
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Choke and Power Transformer interference
Started by scstill |
20 Replies
6433 Views |
January 06, 2023, 06:30:15 pm by PRR |
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PT mounting question
Started by joesatch |
4 Replies
3274 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
4650 Views |
January 05, 2023, 07:07:51 pm by kagliostro |
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plexi preamp voltage
Started by McAbe |
17 Replies
6812 Views |
January 05, 2023, 05:00:27 pm by McAbe |
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6 Replies
4089 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
3231 Views |
January 04, 2023, 09:29:35 pm by joesatch |
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Spec'ing a PT
Started by joesatch |
21 Replies
6091 Views |
January 04, 2023, 06:23:52 pm by HotBluePlates |
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Filament voltage amperage question
Started by ALBATROS1234 |
9 Replies
6089 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
2712 Views |
January 04, 2023, 01:52:23 pm by 66Strat |
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14 Replies
7280 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
6380 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
4972 Views |
January 03, 2023, 07:14:15 pm by submission |
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21 Replies
6429 Views |
January 03, 2023, 05:11:32 pm by kagliostro |
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TEPPAZ 730S
Started by chocopower |
37 Replies
13065 Views |
January 03, 2023, 08:17:52 am by chocopower |
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2 Replies
3396 Views |
January 02, 2023, 10:51:47 am by kagliostro |
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AC15 w/ reverb build
Started by Jalmeida |
39 Replies
8798 Views |
January 01, 2023, 10:19:12 pm by Jalmeida |
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Point-to-Point Layout Review
Started by Thisismyname |
23 Replies
7477 Views |
January 01, 2023, 07:20:40 pm by Thisismyname |
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25 Replies
8360 Views |
January 01, 2023, 03:58:02 pm by JustMike |
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Parallel SE 5881 Tweed Champ
Started by garytube |
28 Replies
9759 Views |
January 01, 2023, 02:45:50 pm by kagliostro |
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Peavey Classic 30 Reverb Repair
Started by Rontone |
1 Replies
3834 Views |
January 01, 2023, 12:49:11 pm by tubeswell |
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2 Replies
2737 Views |
January 01, 2023, 03:01:37 am by Latole |
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shielding an input jack
Started by dude |
6 Replies
3506 Views |
December 31, 2022, 01:12:17 pm by bmccowan |
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Hoffman 6G15 Power Problem
Started by AScott |
5 Replies
3915 Views |
December 30, 2022, 08:14:15 pm by PRR |
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