Welcome To the Hoffman Amplifiers Forum
June 09, 2026, 03:47:08 pm
Welcome To the Hoffman Amplifiers ForumJune 09, 2026, 03:47:08 pm | ||
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| 0 Members and 6 Guests are viewing this board. | ||||
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New take on building current limiter
Started by MrBreeze |
0 Replies
4783 Views |
July 16, 2022, 04:20:12 pmby MrBreeze |
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Chassis stand
Started by PRR |
1 Replies
5224 Views |
June 25, 2022, 05:27:34 am by ShoemanGB |
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Time to buy a Fluke meter, but which one?
Started by Willabe |
7 Replies
7450 Views |
June 23, 2022, 01:09:16 pm by Latole |
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3 Replies
5174 Views |
June 21, 2022, 03:47:16 am by Latole |
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23 Replies
11778 Views |
June 17, 2022, 02:11:30 pm by Platefire |
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8 Replies
10038 Views |
June 07, 2022, 01:43:59 am by zircontweezer |
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Collection of Vacuum Tube Books
Started by Electron Tornado |
0 Replies
5066 Views |
June 06, 2022, 12:40:23 pm by Electron Tornado |
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Series/Parallel speaker switch.
Started by Soulfetish |
4 Replies
4994 Views |
June 05, 2022, 09:10:18 am by Williamblake |
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Gas Filled Photocells
Started by cspar |
2 Replies
4533 Views |
April 30, 2022, 02:39:32 pm by cspar |
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Need a new solder station
Started by 72Blazer |
8 Replies
6340 Views |
April 25, 2022, 02:26:42 pm by owen |
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Rating Unknown Power Transformers
Started by PRR |
0 Replies
3996 Views |
April 08, 2022, 02:39:47 pm by PRR |
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Resistor Types
Started by Rontone |
1 Replies
4759 Views |
April 07, 2022, 06:38:08 pm by shooter |
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Book: Impedance Matching by Alexander Schure
Started by PRR |
3 Replies
5365 Views |
March 26, 2022, 06:42:35 pm by HotBluePlates |
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Loose sockets
Started by PRR |
2 Replies
5137 Views |
March 26, 2022, 10:42:48 am by mresistor |
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ORCAD 16 or above PCB/SCH LiBS?
Started by Amperror |
1 Replies
4276 Views |
March 23, 2022, 05:23:36 pm by Amperror |
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Auto feed soldering iron
Started by EL34 |
7 Replies
5377 Views |
March 23, 2022, 01:15:58 pm by PRR |
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Mullard 7600-4 Valve Tester Overhaul
Started by Rontone |
2 Replies
4708 Views |
March 20, 2022, 05:26:22 pm by Rontone |
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Bad socket lugs
Started by PRR |
4 Replies
4898 Views |
March 19, 2022, 12:04:42 am by Soulfetish |
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Pre-forming part leads
Started by PRR |
9 Replies
6217 Views |
March 12, 2022, 03:31:00 am by shooter |
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0 Replies
4512 Views |
March 10, 2022, 10:52:22 pm by jamaio |
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Running a variac from a small transformer
Started by Rontone |
5 Replies
6075 Views |
March 10, 2022, 10:18:13 am by Rontone |
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Geon-- never heard of it
Started by PRR |
0 Replies
4273 Views |
March 06, 2022, 04:58:58 pm by PRR |
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Cheap LCR meter
Started by sluckey |
8 Replies
5572 Views |
March 01, 2022, 04:53:17 pm by 72Blazer |
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Traynor Service manuals ; look here
Started by Latole |
0 Replies
4380 Views |
March 01, 2022, 03:52:35 am by Latole |
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Know How vs Know Why
Started by PRR |
3 Replies
3809 Views |
February 27, 2022, 06:35:28 am by shooter |
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Clever trick?
Started by PRR |
1 Replies
3622 Views |
February 25, 2022, 12:15:19 pm by shooter |
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Amplifier Eyelet or Turret Board Rack
Started by p2pAmps |
3 Replies
4719 Views |
February 23, 2022, 07:45:17 am by p2pAmps |
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EMC 205 tube tester
Started by khansen810 |
1 Replies
4243 Views |
February 19, 2022, 09:26:12 am by Latole |
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What kind of meter is it?
Started by uki |
3 Replies
4069 Views |
February 11, 2022, 08:14:45 am by uki |
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1 Replies
4001 Views |
November 26, 2021, 07:18:38 am by ShoemanGB |
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What the heck is that thing?
Started by dragonworks |
3 Replies
4640 Views |
November 18, 2021, 02:02:10 pm by TigerTrading2021 |
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Tube sockets for breadboarding
Started by Electron Tornado |
0 Replies
3728 Views |
November 16, 2021, 06:39:49 pm by Electron Tornado |
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New books from Richard Kuehnel
Started by PRR |
6 Replies
8644 Views |
November 05, 2021, 10:51:07 am by PRR |
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Quick change drill tool
Started by EL34 |
3 Replies
4301 Views |
November 02, 2021, 09:29:05 am by Willabe |
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I Built It, Help Me Use It
Started by AHeck |
3 Replies
4291 Views |
October 25, 2021, 10:52:33 pm by AHeck |
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Getting Started - Recommend a Book
Started by Jim Nasium |
22 Replies
11738 Views |
October 25, 2021, 02:37:21 pm by SILVERGUN |
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Advanced Lightbulb Limiter Question.
Started by dragonbat13 |
4 Replies
4069 Views |
October 18, 2021, 12:02:51 am by Keppy |
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I bought a TC1 multifunction tester
Started by dragonbat13 |
2 Replies
3608 Views |
October 02, 2021, 09:23:34 pm by acheld |
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testing tubes in the bin?
Started by luthierwnc |
7 Replies
5429 Views |
September 27, 2021, 03:10:40 pm by Latole |
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Info needed on a PCT Thermistor
Started by dude |
6 Replies
4627 Views |
September 21, 2021, 06:05:44 pm by dude |
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2 Replies
4179 Views |
September 18, 2021, 09:29:17 am by reidgw |
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PSUD2 Models for popular amps
Started by dbishopbliss |
15 Replies
8679 Views |
August 26, 2021, 03:03:46 pm by PRR |
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PCB Board Mounting Feet
Started by dbishopbliss |
2 Replies
4310 Views |
August 09, 2021, 06:49:30 pm by mresistor |
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FFT Software Spectrum Analyzers
Started by Pollys13a |
2 Replies
4123 Views |
August 05, 2021, 05:18:12 pm by shooter |
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16 Replies
8104 Views |
August 04, 2021, 09:29:27 am by shooter |
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Stethoscope hum
Started by Steve Blackdog |
2 Replies
4211 Views |
July 26, 2021, 05:28:54 pm by Steve Blackdog |
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Chassis Rack
Started by PRR |
4 Replies
4409 Views |
July 26, 2021, 05:46:34 am by sluckey |
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Need ideas to test stereo power amps
Started by luthierwnc |
7 Replies
5281 Views |
July 14, 2021, 05:09:18 pm by luthierwnc |
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Voltage controller
Started by PRR |
0 Replies
3814 Views |
July 05, 2021, 10:28:46 pm by PRR |
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SICO TW-11 tube tester????QUESTION
Started by rafe |
10 Replies
6277 Views |
June 19, 2021, 08:42:19 pm by rafe |
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