Welcome To the Hoffman Amplifiers Forum
July 25, 2026, 09:00:00 am
Welcome To the Hoffman Amplifiers ForumJuly 25, 2026, 09:00:00 am | ||
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some equipment info would be appreciated
Started by el_stu |
6 Replies
6408 Views |
February 11, 2010, 03:38:59 pmby tubesornothing |
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Ampex 351 tube recorder
Started by RicharD |
7 Replies
6904 Views |
February 05, 2010, 07:12:55 pm by RicharD |
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Chassis punching
Started by aro |
10 Replies
8500 Views |
January 29, 2010, 04:32:48 pm by aro |
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Old GE 85W Solder Iron
Started by plexi50 |
2 Replies
5070 Views |
January 19, 2010, 04:41:25 pm by plexi50 |
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signal generator
Started by billcreller |
5 Replies
6877 Views |
January 10, 2010, 12:02:08 am by billcreller |
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66 Replies
32504 Views |
January 08, 2010, 08:50:12 am by punkykatt |
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7 Replies
6708 Views |
December 30, 2009, 12:06:00 pm by The_Gaz |
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1 Replies
5112 Views |
December 20, 2009, 04:32:32 pm by tubesornothing |
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MIT's gone open source...
Started by jhadhar65 |
5 Replies
6645 Views |
December 19, 2009, 09:51:04 pm by jhadhar65 |
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Tube Curve Tracer
Started by tubesornothing |
37 Replies
25231 Views |
December 16, 2009, 03:38:31 pm by tubesornothing |
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Sperry multimeters??
Started by snoof |
5 Replies
6701 Views |
December 15, 2009, 09:44:46 pm by Justa |
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A Christmas Gift
Started by duke of earl |
1 Replies
4174 Views |
December 15, 2009, 06:55:36 pm by RicharD |
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GPL CAD - Schematic Capture and PCB.
Started by DummyLoad |
20 Replies
13178 Views |
December 06, 2009, 09:29:53 am by RicharD |
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8 Replies
7124 Views |
December 05, 2009, 10:21:42 pm by HotBluePlates |
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Oscilloscope tips
Started by antieatingactivist |
4 Replies
6108 Views |
December 03, 2009, 09:35:22 am by tubesornothing |
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Easy light bulb limiter
Started by 2twang2 |
12 Replies
10203 Views |
December 01, 2009, 09:16:16 am by Mig29 |
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The VTVM, by Rhys Samuel
Started by Mig29 |
3 Replies
6746 Views |
November 30, 2009, 02:50:22 pm by Mig29 |
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attenuator question
Started by antieatingactivist |
6 Replies
6418 Views |
November 27, 2009, 11:09:15 pm by HotBluePlates |
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amateur question about tubes
Started by antieatingactivist |
6 Replies
6028 Views |
November 25, 2009, 05:15:01 pm by jhadhar65 |
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Reading material?
Started by Frankenamp |
8 Replies
7185 Views |
November 23, 2009, 09:35:51 pm by Frankenamp |
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Finally An Oscope In My Hands
Started by Justa |
9 Replies
8115 Views |
November 22, 2009, 11:08:59 pm by Justa |
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6 Replies
6869 Views |
November 22, 2009, 01:03:45 pm by mackie2 |
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Good test Jumper leads
Started by LooseChange |
15 Replies
10678 Views |
November 11, 2009, 05:16:57 am by bnchwrmr |
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Finally got an o'scope
Started by Rosser |
4 Replies
5321 Views |
November 06, 2009, 11:48:36 pm by tubesornothing |
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Amp Cradle Plans
Started by Fresh_Start |
2 Replies
9006 Views |
November 06, 2009, 11:00:22 pm by TweeDLX |
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OT impedance test
Started by stingray_65 |
4 Replies
5379 Views |
October 26, 2009, 06:47:33 pm by stingray_65 |
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14 Replies
9484 Views |
October 26, 2009, 06:26:48 pm by bobmegantz |
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Things to do before my next build
Started by balcorn80 |
11 Replies
8320 Views |
October 25, 2009, 07:59:37 pm by RicharD |
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11 Replies
8656 Views |
October 25, 2009, 10:08:06 am by RicharD |
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CAD libraries for tube amp building??
Started by snoof |
2 Replies
5397 Views |
October 23, 2009, 10:47:04 am by snoof |
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52 Replies
26929 Views |
October 22, 2009, 11:24:43 pm by Ritchie200 |
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Rechargeable batteries (for my Fluke DMM)
Started by PRNDL |
5 Replies
6895 Views |
October 20, 2009, 03:53:25 pm by jjasilli |
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diodes
Started by mark_enger |
7 Replies
8161 Views |
October 05, 2009, 10:45:18 pm by Shrapnel |
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Signal Generators - choices
Started by rzenc |
15 Replies
12383 Views |
September 27, 2009, 11:45:48 am by Rosser |
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Audio Analyzer worthwhile?
Started by jjasilli |
29 Replies
14475 Views |
September 18, 2009, 11:56:20 pm by tubesornothing |
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scope and generator question
Started by snoof |
32 Replies
15571 Views |
September 16, 2009, 06:59:40 pm by snoof |
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14 Replies
17482 Views |
September 16, 2009, 04:25:22 pm by Dynaflow |
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CAPACITANCE METER
Started by 69SG |
10 Replies
7770 Views |
September 14, 2009, 02:07:14 pm by tubesornothing |
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7 Replies
19432 Views |
September 11, 2009, 03:16:37 pm by Fresh_Start |
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5 Replies
6879 Views |
September 10, 2009, 12:54:22 am by PRR |
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tube?? kt66
Started by mark_enger |
4 Replies
5730 Views |
September 09, 2009, 08:36:51 pm by mark_enger |
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Dumb Terminology Question
Started by Fresh_Start |
4 Replies
5466 Views |
September 08, 2009, 08:44:47 pm by sluckey |
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marking and cutting holes for socket
Started by mark_enger |
5 Replies
6026 Views |
September 05, 2009, 08:11:17 am by jhadhar65 |
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Wavetek 185
Started by tubesornothing |
1 Replies
5132 Views |
August 31, 2009, 09:22:39 pm by sluckey |
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RAT Tube Tester - Steve Bench
Started by jhadhar65 |
0 Replies
5665 Views |
August 30, 2009, 01:15:07 pm by jhadhar65 |
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old signal gen
Started by billcreller |
2 Replies
5057 Views |
August 27, 2009, 12:43:50 pm by HotBluePlates |
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2 Replies
5739 Views |
August 19, 2009, 08:27:10 pm by osing |
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Heathkit T-3
Started by Throstur |
6 Replies
8890 Views |
August 19, 2009, 07:00:11 pm by PRR |
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word on HP O-scope 130C
Started by rzenc |
29 Replies
15314 Views |
August 19, 2009, 12:50:39 pm by tubesornothing |
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testing pt for ma
Started by mark_enger |
15 Replies
9191 Views |
August 14, 2009, 12:05:28 am by RicharD |
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Pots Knobs |
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