Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 04:20:03 pm
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 04:20:03 pm | ||
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18 Replies
9112 Views |
March 08, 2014, 02:24:26 amby kagliostro |
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Is that normal?
Started by Leevi |
17 Replies
4432 Views |
March 08, 2014, 02:17:56 am by Leevi |
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Potentiometer Wattage Rating Help
Started by ncusack |
4 Replies
4562 Views |
March 07, 2014, 08:42:16 pm by tubenit |
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tone stacks in 5F11 vibrolux
Started by Toxophilite |
4 Replies
3174 Views |
March 07, 2014, 03:04:01 am by Toxophilite |
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More sustainable distortion
Started by Leevi |
24 Replies
6295 Views |
March 07, 2014, 02:24:16 am by Ghetto_Soundwave |
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Who is on Facebook?
Started by TubeGeek |
8 Replies
3689 Views |
March 07, 2014, 12:02:39 am by Ritchie200 |
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5 Replies
2273 Views |
March 06, 2014, 05:27:41 pm by sluckey |
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Using the pre-drilled HA 5F6-A board
Started by leonc |
18 Replies
5286 Views |
March 06, 2014, 09:40:13 am by leonc |
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Rich mod MV/36 watt/VVR?
Started by Madison |
1 Replies
1984 Views |
March 06, 2014, 02:29:04 am by sluckey |
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0 Replies
1849 Views |
March 05, 2014, 08:45:38 pm by stevehoover |
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Can someone explain this to me?
Started by 12AX7 |
6 Replies
3039 Views |
March 05, 2014, 04:30:42 pm by 12AX7 |
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Schematic of Paul C Mod Question
Started by Ed_Chambley |
10 Replies
6273 Views |
March 05, 2014, 09:49:37 am by Ed_Chambley |
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Tube and Tranny mounting advice
Started by ChubeRules |
5 Replies
3157 Views |
March 04, 2014, 10:51:31 pm by ChubeRules |
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Identifying transformers
Started by TubeGeek |
3 Replies
2083 Views |
March 04, 2014, 10:18:41 pm by TubeGeek |
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Hammond E-100 series conversion
Started by Toxophilite |
2 Replies
3091 Views |
March 04, 2014, 12:57:20 pm by Toxophilite |
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VVR Installation
Started by theundeadelvis |
12 Replies
4351 Views |
March 04, 2014, 07:20:49 am by theundeadelvis |
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GOLD LION made in England NOS KT88
Started by Colas LeGrippa |
17 Replies
7239 Views |
March 03, 2014, 11:28:50 pm by Ritchie200 |
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Ground: Loops and Lifts
Started by jeff |
1 Replies
1990 Views |
March 03, 2014, 10:14:54 pm by terminalgs |
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Color by Numbers Bassman 6g6B
Started by HommeMarrBuckley |
49 Replies
16421 Views |
March 03, 2014, 02:40:23 pm by Ed_Chambley |
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Z OUT calculation
Started by Colas LeGrippa |
7 Replies
4613 Views |
March 03, 2014, 11:26:22 am by tubeswell |
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Zenith Stereophonic Schematic Hunt
Started by Ed_Chambley |
8 Replies
5584 Views |
March 03, 2014, 10:41:21 am by Ed_Chambley |
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DR. Sluckey AB763vibrolite build..... Line out?
Started by Toxophilite « 1 2 » |
65 Replies
16757 Views |
March 03, 2014, 09:58:55 am by terminalgs |
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warbler SR Xfmrs
Started by jeff |
9 Replies
3116 Views |
March 02, 2014, 11:39:03 pm by tubeswell |
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current draw equation
Started by jeff |
8 Replies
4266 Views |
March 02, 2014, 06:12:14 pm by tubeswell |
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Reusing old iron with stiff wires.
Started by printer2 |
6 Replies
2658 Views |
March 02, 2014, 06:01:15 pm by printer2 |
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optoisolator bulb(trem roach)
Started by jeff |
9 Replies
4748 Views |
March 02, 2014, 03:29:17 pm by jeff |
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vox ac15c1 question
Started by burt_toast |
2 Replies
2271 Views |
March 02, 2014, 02:23:51 pm by burt_toast |
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Need help finding a diode
Started by dude |
4 Replies
2360 Views |
March 02, 2014, 01:39:58 pm by eleventeen |
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EL34 6L6 miing circuit
Started by Jack1962 |
0 Replies
1716 Views |
March 01, 2014, 01:14:03 pm by Jack1962 |
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Turret board and lugs question
Started by Speakz |
10 Replies
3920 Views |
February 28, 2014, 11:25:42 pm by billcreller |
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el34 cathode biased ppimv schematic
Started by Tone Junkie |
12 Replies
7898 Views |
February 28, 2014, 03:45:41 am by Tone Junkie |
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4 output tube 1 ohm resistor
Started by michael |
20 Replies
7081 Views |
February 27, 2014, 07:53:08 pm by Willabe |
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mixed speakers: voltage VS current
Started by jeff |
22 Replies
7242 Views |
February 27, 2014, 05:26:39 pm by HotBluePlates |
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4 Replies
3368 Views |
February 27, 2014, 04:33:00 pm by Toxophilite |
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1 Replies
2020 Views |
February 26, 2014, 03:25:46 am by stratele52 |
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PA 300 Conversion
Started by Toxophilite |
47 Replies
10573 Views |
February 25, 2014, 02:40:29 pm by Toxophilite |
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34 Replies
28829 Views |
February 25, 2014, 09:23:46 am by Chris_Twang |
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Sunn 200S amp
Started by billcreller |
30 Replies
12676 Views |
February 24, 2014, 09:22:31 pm by sluckey |
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reworkin a Sluckey
Started by shooter |
1 Replies
2142 Views |
February 24, 2014, 05:38:49 pm by plexi50 |
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Unknown Xfmr fail test
Started by jeff |
15 Replies
5084 Views |
February 24, 2014, 02:41:30 pm by HotBluePlates |
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0 Replies
1875 Views |
February 24, 2014, 07:18:41 am by rzenc |
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1 Replies
2494 Views |
February 23, 2014, 03:29:30 pm by HotBluePlates |
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What to do with gutted Heathkit A-9
Started by BrianS |
1 Replies
2667 Views |
February 23, 2014, 03:23:55 pm by HotBluePlates |
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Ampeg B25B what power tubes?
Started by Willabe |
11 Replies
5837 Views |
February 22, 2014, 09:47:08 pm by Willabe |
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The Preacher…5e5a Pro Demo
Started by TubeGeek |
16 Replies
4824 Views |
February 22, 2014, 09:17:17 pm by TubeGeek |
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Hi - Fi stereo project needed
Started by Colas LeGrippa |
17 Replies
4359 Views |
February 22, 2014, 08:40:20 pm by Colas LeGrippa |
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Reverbetank Q
Started by ganzonimx |
6 Replies
2710 Views |
February 22, 2014, 08:40:03 pm by shooter |
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28 Replies
11017 Views |
February 22, 2014, 12:01:55 am by PRR |
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S/E oscillation cure
Started by Colas LeGrippa |
0 Replies
1923 Views |
February 21, 2014, 08:00:48 pm by Colas LeGrippa |
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11 Replies
8126 Views |
February 21, 2014, 04:54:01 pm by HotBluePlates |
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