Welcome To the Hoffman Amplifiers Forum
May 30, 2026, 12:57:13 am
Welcome To the Hoffman Amplifiers ForumMay 30, 2026, 12:57:13 am | ||
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19 Replies
12623 Views |
May 09, 2010, 12:14:36 pmby imaradiostar |
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6 Replies
7237 Views |
May 09, 2010, 12:01:32 pm by bigdaddy |
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Reverb driver
Started by Leevi |
18 Replies
11330 Views |
May 09, 2010, 11:58:58 am by imaradiostar |
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The "Opus" Amp??
Started by TIMBO |
18 Replies
9496 Views |
May 08, 2010, 05:47:31 pm by TIMBO |
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Looking for a good tube mic preamp schematic
Started by kagliostro « 1 2 » |
76 Replies
50236 Views |
May 08, 2010, 04:35:18 pm by kagliostro |
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18 Replies
17394 Views |
May 08, 2010, 01:35:55 pm by Fresh_Start |
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Grounding- AB763 AB165 AA864 etc.
Started by J Rindt |
5 Replies
9249 Views |
May 08, 2010, 01:23:50 pm by Fresh_Start |
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12ax7 Phase inverter voltages
Started by Bub |
3 Replies
12253 Views |
May 08, 2010, 10:41:07 am by Bub |
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Where to get a roach?
Started by tubesornothing |
3 Replies
4991 Views |
May 08, 2010, 01:05:48 am by Shrapnel |
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PP OPT in a SE Amp
Started by Trevor_Long |
7 Replies
6477 Views |
May 07, 2010, 08:12:16 pm by bigdaddy |
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6G6-A Bassman
Started by J Rindt |
7 Replies
7202 Views |
May 06, 2010, 03:16:49 pm by Shrapnel |
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Pro Reverb cap job
Started by gbeard |
2 Replies
4725 Views |
May 06, 2010, 07:50:29 am by alerich |
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22 Replies
12650 Views |
May 05, 2010, 10:32:44 pm by SoundmasterG |
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high low jack question ?
Started by john_t |
2 Replies
4436 Views |
May 05, 2010, 06:57:25 pm by john_t |
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Destructive mistakes
Started by atmars |
31 Replies
14480 Views |
May 05, 2010, 03:09:27 pm by jojokeo |
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high end parts
Started by bnew63 |
26 Replies
11509 Views |
May 05, 2010, 07:24:52 am by bigdaddy |
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Dating a DSL JCM 2000
Started by Backwoods Joe |
12 Replies
7839 Views |
May 04, 2010, 06:06:47 pm by Backwoods Joe |
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2 Replies
5194 Views |
May 04, 2010, 04:56:10 pm by phsyconoodler |
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disturbance when turning the pot
Started by Leevi |
15 Replies
9562 Views |
May 04, 2010, 02:44:31 pm by tubeswell |
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Cap in Stout amp
Started by Mats |
4 Replies
4771 Views |
May 04, 2010, 01:14:06 pm by Mats |
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don't know opt's output
Started by bnew63 |
46 Replies
18192 Views |
May 04, 2010, 01:19:15 am by Shrapnel |
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single speaker out of phase??!??
Started by tubesornothing |
13 Replies
10649 Views |
May 03, 2010, 10:14:04 pm by P Batty |
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Critique this schematic...please.
Started by bigsbybender |
8 Replies
6682 Views |
May 03, 2010, 01:47:15 pm by terminalgs |
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what would happen ga 20
Started by john_t |
8 Replies
6824 Views |
May 03, 2010, 11:46:09 am by panhead |
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106 Replies
47325 Views |
May 03, 2010, 10:47:37 am by bigdaddy |
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11 Replies
8552 Views |
May 02, 2010, 02:50:39 pm by Structo |
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Tremolux 6G9 adjustable bias
Started by skyclad |
1 Replies
4781 Views |
May 02, 2010, 02:43:40 pm by tubeswell |
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23 Replies
16181 Views |
May 02, 2010, 02:19:39 am by HotBluePlates |
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uk transformers
Started by cigarboxblues |
28 Replies
12436 Views |
May 01, 2010, 10:09:38 pm by PRR |
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VHT Special 6 - What a bargain!
Started by chocopower |
25 Replies
16042 Views |
May 01, 2010, 05:44:29 pm by tubesornothing |
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tubes with 117 volt heaters
Started by Jack1962 |
8 Replies
8058 Views |
May 01, 2010, 10:55:09 am by Tiny_Daddy |
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Horizontal EL84?
Started by Ritchie200 |
11 Replies
8859 Views |
May 01, 2010, 03:16:51 am by FYL |
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Low End Cutting Out
Started by xkaynex |
4 Replies
5252 Views |
April 30, 2010, 04:44:46 pm by tubesornothing |
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18 Replies
11397 Views |
April 29, 2010, 01:43:26 pm by simonallaway |
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Tube recomendations for a Bassman
Started by pbman1953 |
15 Replies
9042 Views |
April 29, 2010, 10:42:24 am by pbman1953 |
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tremolos... 5G9, 5E9 and 5F11!
Started by bruno |
6 Replies
9970 Views |
April 29, 2010, 02:56:03 am by HotBluePlates |
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8 Replies
7243 Views |
April 28, 2010, 05:48:50 pm by Tiny_Daddy |
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got hold of an old amp chassis
Started by cigarboxblues |
6 Replies
6496 Views |
April 28, 2010, 03:05:27 pm by cigarboxblues |
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1 Replies
5433 Views |
April 28, 2010, 09:54:10 am by darkbluemurder |
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18 watt build red-plating
Started by Jennings |
7 Replies
7481 Views |
April 28, 2010, 09:32:25 am by Ritchie200 |
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Fender Deluxe ID
Started by Jack1962 |
9 Replies
6963 Views |
April 27, 2010, 09:17:20 pm by Jack1962 |
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2 Replies
6002 Views |
April 27, 2010, 03:50:25 pm by punkykatt |
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tweed vibrolux (5E11, 5F11), tremolo...
Started by bruno |
6 Replies
9316 Views |
April 27, 2010, 03:23:57 pm by tubeswell |
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8 Replies
11604 Views |
April 27, 2010, 02:12:03 pm by tubeswell |
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Question about resistors.
Started by antieatingactivist |
41 Replies
20458 Views |
April 27, 2010, 08:13:44 am by tubesornothing |
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Traynor YBA-3C bias adjust
Started by Bub |
6 Replies
7518 Views |
April 26, 2010, 10:55:01 pm by PRR |
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32 Replies
15569 Views |
April 26, 2010, 10:26:16 am by Packerswin14 |
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What do you guys charge for amps?
Started by JayB |
26 Replies
15609 Views |
April 26, 2010, 10:06:42 am by JayB |
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Using 6V6 or el84 in the preamp section...
Started by bruno |
15 Replies
18719 Views |
April 25, 2010, 10:14:56 pm by mackie2 |
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Blackfacing a 77 silverface Twin Reverb
Started by sixs929 |
6 Replies
7504 Views |
April 25, 2010, 07:17:36 pm by sixs929 |
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