Welcome To the Hoffman Amplifiers Forum
March 10, 2026, 02:00:51 pm
Welcome To the Hoffman Amplifiers ForumMarch 10, 2026, 02:00:51 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 39 Guests are viewing this board. | ||||
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My dump load
Started by pc1093 |
0 Replies
2884 Views |
March 22, 2020, 08:21:54 amby pc1093 |
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1 Replies
3228 Views |
March 21, 2020, 12:54:18 am by nandrewjackson |
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Fixing a dirty soldering tip...?
Started by dude |
6 Replies
6399 Views |
March 17, 2020, 10:07:58 am by kagliostro |
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Voltage Divider for Oscilloscopes
Started by StevenPituch |
19 Replies
9547 Views |
March 14, 2020, 10:30:59 am by shooter |
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Keeping a solder tip clean during use
Started by dude |
10 Replies
6415 Views |
February 22, 2020, 02:59:17 pm by kagliostro |
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Micro Cap 12 software is now free
Started by triode |
3 Replies
3663 Views |
February 22, 2020, 02:52:19 pm by kagliostro |
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New workbench fume extraction
Started by SILVERGUN |
23 Replies
8860 Views |
February 21, 2020, 02:48:33 pm by kagliostro |
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What is this?
Started by yorgle |
4 Replies
3904 Views |
February 14, 2020, 11:28:08 pm by HotBluePlates |
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Capacitor clamps.
Started by Captain chunkulus |
6 Replies
4012 Views |
January 29, 2020, 06:43:48 pm by PRR |
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Found this solder, any good
Started by dude |
4 Replies
3774 Views |
January 13, 2020, 05:57:03 pm by dude |
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Dangers Of Exceeding 6V6GT Maximum Ratings
Started by PRR |
6 Replies
5187 Views |
December 20, 2019, 10:11:21 am by Ed_Chambley |
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19 Replies
12701 Views |
December 04, 2019, 01:25:51 pm by lego4040 |
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Lo pass (treble Bleed) w/shunt R
Started by jjasilli |
2 Replies
4057 Views |
November 22, 2019, 04:53:49 pm by PRR |
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Effect of value of input R (Grid Leak)
Started by jjasilli |
23 Replies
12904 Views |
November 22, 2019, 11:58:21 am by shooter |
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Standard Color Code For Wires - 1958
Started by PRR |
1 Replies
4296 Views |
November 19, 2019, 05:01:49 pm by Williamblake |
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3 Replies
4172 Views |
November 01, 2019, 10:16:08 am by jjasilli |
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Flea Market Variac
Started by rafe |
5 Replies
4790 Views |
October 21, 2019, 08:04:12 pm by rafe |
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11 Replies
5987 Views |
September 22, 2019, 07:48:25 am by Williamblake |
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Proper Use Of Fuses - 1956
Started by PRR |
4 Replies
5051 Views |
September 06, 2019, 10:27:44 pm by Ritchie200 |
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What step down transformer to use?
Started by Oddvar |
2 Replies
3336 Views |
August 04, 2019, 12:03:12 pm by Oddvar |
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Construction Tip
Started by wolf_papa |
3 Replies
3648 Views |
July 22, 2019, 08:02:23 pm by jjasilli |
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Track saws
Started by MakerDP |
19 Replies
7580 Views |
July 21, 2019, 07:55:18 pm by MakerDP |
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Looking for Regulated Power Supply
Started by ululufut |
6 Replies
5722 Views |
July 15, 2019, 07:03:13 pm by ululufut |
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2 Replies
3775 Views |
July 05, 2019, 09:46:05 pm by whoops |
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A Neat Little Tester
Started by rake |
13 Replies
10834 Views |
July 05, 2019, 09:43:12 pm by whoops |
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An Ingenious Speaker Switch - 1929
Started by PRR |
2 Replies
4551 Views |
July 05, 2019, 09:42:28 pm by shooter |
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I work with strippers
Started by PRR |
1 Replies
3118 Views |
July 04, 2019, 09:53:56 pm by galaxiex |
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Router bits
Started by davidwpack |
10 Replies
6691 Views |
June 22, 2019, 01:25:41 pm by jeff_free69 |
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Cheap "variac". To good to be true?
Started by chocopower |
10 Replies
6600 Views |
June 11, 2019, 11:58:55 pm by PRR |
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New tool for my shop
Started by kagliostro |
16 Replies
8644 Views |
May 11, 2019, 10:30:54 am by kagliostro |
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Turret Lug Press
Started by stingray_65 |
10 Replies
9256 Views |
April 29, 2019, 04:15:10 pm by jjasilli |
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3 Replies
5188 Views |
April 29, 2019, 10:38:53 am by MakerDP |
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Rivnut setting tool
Started by MakerDP |
41 Replies
18003 Views |
April 20, 2019, 08:11:29 am by EL34 |
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53 Replies
23160 Views |
March 02, 2019, 01:51:14 pm by davidwpack |
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0 Replies
3432 Views |
February 28, 2019, 11:30:27 am by mresistor |
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Heathkit AG-10 power supply question
Started by acheld |
3 Replies
5280 Views |
January 13, 2019, 06:15:07 pm by acheld |
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Electric Shock From Radios....
Started by PRR |
2 Replies
4575 Views |
December 30, 2018, 11:42:32 am by davidwpack |
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Heathkit IO-21 oscilloscope
Started by JerkStore |
3 Replies
5341 Views |
November 28, 2018, 11:08:19 pm by John |
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Best way to diy your own BNC connectors?
Started by lego4040 |
4 Replies
4176 Views |
November 17, 2018, 08:34:53 pm by shooter |
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Cheap tone generator (kinda funny)
Started by rake |
4 Replies
5744 Views |
November 08, 2018, 03:36:35 pm by mwelch55 |
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10 Replies
10057 Views |
October 13, 2018, 09:35:03 pm by Refugee |
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2 Replies
4562 Views |
October 09, 2018, 07:59:21 pm by Tommynz195 |
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Thoughts on Audio Autotransformers?
Started by JayCobie |
0 Replies
3270 Views |
October 06, 2018, 10:27:30 am by JayCobie |
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747 tube tester manual and schematic
Started by Tommynz195 |
2 Replies
4078 Views |
October 04, 2018, 07:12:49 pm by Tommynz195 |
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Bulb Wattage for Lightbulb Limiter
Started by turtle441 |
4 Replies
6298 Views |
August 26, 2018, 08:59:22 am by byoungblood |
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Reading capacitance on auto range
Started by dude |
5 Replies
5918 Views |
May 14, 2018, 04:44:48 pm by SILVERGUN |
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Which is the name of this items ?
Started by kagliostro |
12 Replies
7042 Views |
April 11, 2018, 01:05:51 am by rake |
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7 Replies
6054 Views |
April 04, 2018, 08:28:32 am by bnwitt |
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NASA workmanship pictorial guide.
Started by DummyLoad |
6 Replies
5943 Views |
April 02, 2018, 08:28:18 am by shooter |
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11 Replies
6225 Views |
March 22, 2018, 06:07:32 pm by kagliostro |
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