Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 09:05:56 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 09:05:56 am | ||
| Subject / Started by | Replies / Views | Last post  |
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16 Replies
4208 Views |
November 18, 2016, 04:06:15 pmby PRR |
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3 Replies
2060 Views |
November 18, 2016, 12:57:39 pm by Oddvar |
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13 Replies
5430 Views |
November 18, 2016, 12:09:18 pm by MakerDP |
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tube diode quest
Started by J Rindt |
9 Replies
3471 Views |
November 18, 2016, 12:57:28 am by J Rindt |
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8 ohm cab through 4 ohm output tranny
Started by fossilshark |
1 Replies
1949 Views |
November 17, 2016, 11:03:49 pm by PRR |
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Bad Socket?
Started by MoparWade |
8 Replies
2977 Views |
November 17, 2016, 10:45:08 pm by MoparWade |
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9 Replies
2805 Views |
November 17, 2016, 05:32:02 am by adamG |
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6 Replies
2596 Views |
November 16, 2016, 10:52:08 pm by Sonny ReVerb |
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25 Replies
5367 Views |
November 16, 2016, 07:44:57 pm by Paul1453 |
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Mesa boogie switching matrix
Started by fossilshark |
7 Replies
4105 Views |
November 15, 2016, 01:33:47 pm by sluckey |
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tone stack losses
Started by 12AX7 |
8 Replies
3716 Views |
November 15, 2016, 12:44:35 pm by tubeswell |
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Fender Vibrato Ramp Up Issue
Started by plexi50 |
5 Replies
2899 Views |
November 15, 2016, 12:21:19 pm by sluckey |
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So to make the power section triode........
Started by 12AX7 |
3 Replies
2483 Views |
November 15, 2016, 12:11:19 pm by HotBluePlates |
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3 Replies
2042 Views |
November 15, 2016, 11:59:55 am by HotBluePlates |
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heater elevation and tone
Started by 12AX7 |
5 Replies
2287 Views |
November 15, 2016, 08:12:40 am by 12AX7 |
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10 watt 5f2 ideas?
Started by chrislathan |
47 Replies
11224 Views |
November 14, 2016, 08:00:08 pm by John |
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Airline wrong capacitor placement (??)
Started by kagliostro |
19 Replies
6198 Views |
November 14, 2016, 07:37:09 pm by PRR |
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24 Replies
5248 Views |
November 14, 2016, 06:12:14 pm by chrislathan |
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Amps with 2 output transformers
Started by fossilshark |
8 Replies
4999 Views |
November 14, 2016, 10:07:29 am by kagliostro |
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1 Replies
2452 Views |
November 14, 2016, 12:28:25 am by PRR |
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6 Replies
6809 Views |
November 13, 2016, 03:26:19 pm by Erich |
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Mesa Boogie "clone" build
Started by fossilshark |
4 Replies
4736 Views |
November 13, 2016, 12:14:34 pm by fossilshark |
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Hammond AO-43 Treble Roll-off
Started by wilsonsk |
6 Replies
3760 Views |
November 13, 2016, 11:54:26 am by jojokeo |
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6 Replies
3786 Views |
November 13, 2016, 10:45:52 am by kagliostro |
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197 Replies
45600 Views |
November 13, 2016, 10:33:26 am by uki |
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Hammond Amp Guitar Amp Projects
Started by wilsonsk |
8 Replies
3995 Views |
November 12, 2016, 06:14:54 pm by wilsonsk |
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5f6 neg feedback
Started by ernie_jr |
4 Replies
2191 Views |
November 12, 2016, 12:02:55 pm by ernie_jr |
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Russian Amp
Started by J Rindt |
13 Replies
4087 Views |
November 12, 2016, 09:37:19 am by J Rindt |
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50w Marshall without one bell
Started by Oddvar |
8 Replies
2907 Views |
November 12, 2016, 04:01:49 am by Oddvar |
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9 Replies
4494 Views |
November 11, 2016, 01:34:38 pm by Planobilly |
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New toy to tinker with. With pics.
Started by chrislathan |
18 Replies
4455 Views |
November 11, 2016, 12:44:07 pm by chrislathan |
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4 Replies
2572 Views |
November 10, 2016, 08:31:47 am by kagliostro |
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Question about Resistors
Started by dujuarez |
7 Replies
2265 Views |
November 09, 2016, 06:55:00 pm by drgonzonm |
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5 Replies
2844 Views |
November 09, 2016, 06:30:04 pm by HotBluePlates |
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4 Replies
2435 Views |
November 08, 2016, 05:46:19 pm by sluckey |
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1 Replies
6272 Views |
November 08, 2016, 12:26:59 pm by kagliostro |
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Ampeg Jet J-12-B Clone Change
Started by neddyboy |
34 Replies
10326 Views |
November 08, 2016, 10:00:30 am by neddyboy |
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Add bias pot
Started by Bruce |
14 Replies
5966 Views |
November 07, 2016, 11:12:41 pm by tubeswell |
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re-draw verification, please.
Started by shooter |
2 Replies
2036 Views |
November 07, 2016, 08:24:15 am by shooter |
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tone circuit issue
Started by EKDENTON |
32 Replies
5897 Views |
November 07, 2016, 07:29:47 am by EKDENTON |
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Silvertone 1343
Started by Dan |
8 Replies
3769 Views |
November 07, 2016, 05:08:32 am by kagliostro |
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4 Replies
2184 Views |
November 07, 2016, 04:54:08 am by fiftynine |
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few questions on elevated heaters
Started by 12AX7 |
8 Replies
4238 Views |
November 07, 2016, 12:02:52 am by 12AX7 |
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6 Replies
3058 Views |
November 06, 2016, 05:08:11 pm by Paul462 |
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4 Replies
3263 Views |
November 06, 2016, 01:25:31 pm by TubeGeek |
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Fender Tone Stack With 1M Pots ?
Started by ncusack |
6 Replies
3363 Views |
November 06, 2016, 12:18:48 pm by PRR |
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24 Replies
6035 Views |
November 06, 2016, 06:44:56 am by sluckey |
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12 Replies
4050 Views |
November 06, 2016, 05:49:59 am by sluckey |
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Alternate K bypass hookup
Started by Willabe |
6 Replies
2533 Views |
November 06, 2016, 01:09:15 am by HotBluePlates |
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106 Replies
26218 Views |
November 06, 2016, 12:39:03 am by Platefire |
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