Welcome To the Hoffman Amplifiers Forum
February 27, 2026, 08:35:38 pm
Welcome To the Hoffman Amplifiers ForumFebruary 27, 2026, 08:35:38 pm | ||
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2 Replies
4369 Views |
May 29, 2010, 12:47:26 amby PRR |
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Coupling caps
Started by Leevi |
33 Replies
13157 Views |
May 28, 2010, 11:02:49 am by sluckey |
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6 Replies
5366 Views |
May 27, 2010, 10:34:31 pm by Platefire |
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100V output
Started by Leevi |
10 Replies
7586 Views |
May 27, 2010, 06:33:26 pm by Tiny_Daddy |
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Since we're speaking about Princeton Reverbs
Started by Imntgrumpy « 1 2 » |
56 Replies
22879 Views |
May 27, 2010, 07:45:53 am by mojo |
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MOVED: Solitaire KM 201 Transistor
Started by PRR |
0 Replies
4305 Views |
May 26, 2010, 09:33:02 pm by PRR |
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Vibro champ cutting out at high gain
Started by LaszloS |
12 Replies
7869 Views |
May 26, 2010, 09:11:13 pm by LaszloS |
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Sunn 2000S schematic and layout
Started by birt |
0 Replies
5334 Views |
May 26, 2010, 04:12:17 pm by birt |
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AC 30 type help?
Started by jerrydyer |
3 Replies
4205 Views |
May 26, 2010, 11:46:51 am by jerrydyer |
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Ampeg V4B values
Started by birt |
2 Replies
4812 Views |
May 24, 2010, 03:13:17 pm by birt |
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BOSS ROLAND MG 10
Started by Colas LeGrippa |
2 Replies
5236 Views |
May 24, 2010, 10:04:22 am by Colas LeGrippa |
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Twisting OPT primary wires
Started by punkykatt |
5 Replies
5221 Views |
May 24, 2010, 09:32:41 am by HotBluePlates |
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Anybody built a "Two Stroke" amp?
Started by Madison |
8 Replies
9172 Views |
May 24, 2010, 05:38:19 am by tubeswell |
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Ampcabinets
Started by Tiny_Daddy |
4 Replies
4761 Views |
May 23, 2010, 07:52:10 pm by Tiny_Daddy |
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Sano amplifiers?
Started by StevieRayVehkakoski |
11 Replies
9823 Views |
May 23, 2010, 02:32:13 pm by StevieRayVehkakoski |
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SD Convertible 100 Board Rebuild
Started by plexi50 |
6 Replies
5364 Views |
May 23, 2010, 02:02:15 pm by plexi50 |
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14 Replies
8179 Views |
May 22, 2010, 07:22:14 am by SirElwood |
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Hum in my 50w amp.
Started by mpayne |
10 Replies
6463 Views |
May 22, 2010, 04:43:09 am by Geezer |
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18 Replies
8509 Views |
May 22, 2010, 03:21:58 am by dwp |
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Tube bass amp in a combo cab?
Started by dynaman1 |
10 Replies
6718 Views |
May 21, 2010, 12:22:31 pm by dynaman1 |
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8 Replies
6066 Views |
May 21, 2010, 02:09:42 am by HotBluePlates |
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hiss in my new build - ideas??
Started by markmalin |
27 Replies
14384 Views |
May 20, 2010, 06:43:33 pm by tubeswell |
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Noisey Switches
Started by TIMBO |
4 Replies
4344 Views |
May 20, 2010, 03:01:22 pm by Shrapnel |
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7 Replies
10069 Views |
May 19, 2010, 06:56:40 pm by PRR |
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Hiwatt problems
Started by frank57 |
40 Replies
22344 Views |
May 19, 2010, 02:24:27 pm by frank57 |
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output ohm question?
Started by john_t |
6 Replies
5786 Views |
May 19, 2010, 04:14:07 am by HotBluePlates |
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Gibson Lancer GA 35 RVT
Started by plexi50 |
34 Replies
18533 Views |
May 18, 2010, 02:27:24 pm by plexi50 |
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Crackling EL34s
Started by Madison |
16 Replies
8329 Views |
May 18, 2010, 07:13:56 am by Madison |
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"New" design critique needed
Started by TweeDLX |
7 Replies
5361 Views |
May 17, 2010, 11:50:22 pm by TweeDLX |
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blowing fuses ga 5
Started by john_t |
25 Replies
10221 Views |
May 17, 2010, 10:33:51 pm by john_t |
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Handwound transformers???
Started by crashtm1 |
10 Replies
7024 Views |
May 17, 2010, 07:01:39 pm by crashtm1 |
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Need help with noisy Ampeg J-20
Started by mfc_pj |
10 Replies
8054 Views |
May 17, 2010, 06:50:01 pm by Rich |
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Framus Cobra Head
Started by dpm309 |
5 Replies
6717 Views |
May 17, 2010, 06:47:07 pm by dpm309 |
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Wiring questions.
Started by tinker |
5 Replies
5401 Views |
May 17, 2010, 02:57:01 pm by jojokeo |
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Hum in 1978 Vibrolux Reverb
Started by Gene |
22 Replies
12718 Views |
May 17, 2010, 11:19:18 am by Gene |
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MASTER VOLUME FOR EACH PAIR
Started by rzenc |
16 Replies
9929 Views |
May 16, 2010, 09:22:53 am by rzenc |
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12 Replies
6501 Views |
May 16, 2010, 09:12:42 am by tubenit |
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One tube reverb info
Started by TIMBO |
5 Replies
5029 Views |
May 16, 2010, 06:41:32 am by tubenit |
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10 Replies
10993 Views |
May 15, 2010, 11:58:20 am by HotBluePlates |
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Brain Cell Loss / -ma
Started by plexi50 |
4 Replies
4398 Views |
May 14, 2010, 09:34:10 pm by plexi50 |
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Marshall pilot lamps
Started by Tiny_Daddy |
9 Replies
5878 Views |
May 14, 2010, 01:23:40 pm by labb |
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converting 4-EL84 to KT66.
Started by dwp |
5 Replies
7114 Views |
May 14, 2010, 08:30:59 am by dwp |
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3 Replies
5579 Views |
May 14, 2010, 04:59:09 am by FYL |
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Headphones from speaker jack?
Started by dynaman1 |
5 Replies
5364 Views |
May 13, 2010, 03:43:46 pm by dynaman1 |
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Sovtek Mig 60
Started by plexi50 |
14 Replies
10552 Views |
May 13, 2010, 02:04:43 am by The_Gaz |
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7 Replies
7383 Views |
May 12, 2010, 10:31:25 pm by jjasilli |
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Fender Concert Blackface plate voltage
Started by chocopower |
3 Replies
5292 Views |
May 12, 2010, 04:10:57 pm by JayB |
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'69 Marshall Head 6550 to EL34
Started by NannerPuddin |
1 Replies
3818 Views |
May 12, 2010, 04:08:32 pm by jojokeo |
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voltage tolerance
Started by bnew63 |
17 Replies
8607 Views |
May 11, 2010, 06:02:11 pm by RicharD |
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3 Replies
4573 Views |
May 11, 2010, 03:22:48 pm by archaos |
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