Welcome To the Hoffman Amplifiers Forum
September 08, 2026, 03:40:03 pm
Welcome To the Hoffman Amplifiers ForumSeptember 08, 2026, 03:40:03 pm | ||
| Subject / Started by | Replies / Views | Last post  |
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| HexEnduction and 126 Guests are viewing this board. | ||||
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Grid Bias Versus Cathode Question
Started by apeontheweb |
9 Replies
6341 Views |
April 20, 2026, 05:42:51 amby HotBluePlates |
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8 Replies
12563 Views |
April 17, 2026, 04:34:41 pm by scstill |
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21 Replies
10232 Views |
April 16, 2026, 10:28:32 am by johnnyreece |
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Help with Vibrolux Reverb
Started by ratgon |
19 Replies
6434 Views |
April 16, 2026, 08:58:38 am by Willabe |
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minor Major 7 combo
Started by CascoSieg |
2 Replies
2847 Views |
April 15, 2026, 06:03:53 am by tubenit |
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Newcomb E-17 "guitarified"
Started by Jennings |
6 Replies
3491 Views |
April 14, 2026, 07:11:06 am by Jennings |
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3 Replies
2784 Views |
April 13, 2026, 09:54:21 am by acheld |
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11 Replies
4012 Views |
April 13, 2026, 08:33:02 am by pbman1953 |
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Pro Junior tonestack lift
Started by rogbHW80 |
15 Replies
8302 Views |
April 13, 2026, 08:15:28 am by rogbHW80 |
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Can I Get a Sanity Check ?
Started by jewishjay |
4 Replies
3345 Views |
April 11, 2026, 04:09:16 pm by ghostinthescope |
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55 Replies
55102 Views |
April 09, 2026, 08:29:45 pm by tubenit |
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Seeking Bias Checker Input
Started by RoadShow |
10 Replies
6370 Views |
April 08, 2026, 12:13:47 pm by stratomaster |
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IS there a reason to build another AMP
Started by TIMBO |
18 Replies
13885 Views |
April 08, 2026, 08:44:42 am by AX84CH |
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2 Replies
3091 Views |
April 07, 2026, 04:44:50 am by Yosser |
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2 Replies
3430 Views |
April 06, 2026, 08:07:24 am by BrianS |
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17 Replies
8374 Views |
April 05, 2026, 10:53:19 pm by glass54 |
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6GH8A any good?
Started by Jonas |
6 Replies
5142 Views |
April 05, 2026, 05:00:08 pm by Jonas |
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72 Replies
44065 Views |
April 05, 2026, 03:36:18 pm by pdf64 |
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9 Replies
5387 Views |
April 05, 2026, 03:32:46 pm by pdf64 |
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3 Replies
4234 Views |
April 04, 2026, 07:06:48 am by Backwoods Joe |
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23 Replies
6771 Views |
April 03, 2026, 09:32:30 am by apeontheweb |
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Tweed pre with XLR out
Started by J3ona1 |
3 Replies
4146 Views |
April 03, 2026, 07:09:10 am by J3ona1 |
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Cathodyne + EL34
Started by FREYES_7 |
5 Replies
5083 Views |
April 03, 2026, 05:49:37 am by HotBluePlates |
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ab763 voltages
Started by Beezerboy |
2 Replies
4390 Views |
April 02, 2026, 03:54:00 pm by HotBluePlates |
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10 Replies
4814 Views |
April 02, 2026, 03:08:48 pm by Dealbreaker |
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1 Replies
3797 Views |
April 02, 2026, 08:58:15 am by kagliostro |
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Master Volume for Paraphase Inverter
Started by passaloutre |
9 Replies
4341 Views |
April 01, 2026, 10:32:42 am by passaloutre |
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Help! Speaker switch hammond 1650H
Started by Banjan73 |
9 Replies
4545 Views |
March 31, 2026, 08:22:15 am by Banjan73 |
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StewMac Valve Factory 18
Started by bartman |
6 Replies
6944 Views |
March 30, 2026, 06:10:06 pm by exnihilfit |
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26 Replies
7919 Views |
March 30, 2026, 09:14:05 am by sluckey |
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Blues Jr Hoffman Circuit Adding Reverb
Started by ALK2MT |
3 Replies
5012 Views |
March 27, 2026, 12:08:36 pm by stratomaster |
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1 Replies
4186 Views |
March 26, 2026, 08:04:15 am by Rontone |
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Shielded Jack
Started by astronomicum |
7 Replies
5894 Views |
March 25, 2026, 05:06:15 pm by astronomicum |
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LOW Output from 50's GA20
Started by Yeatzee |
11 Replies
6510 Views |
March 25, 2026, 01:40:21 pm by Yeatzee |
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6 Replies
4841 Views |
March 24, 2026, 09:51:40 am by Rontone |
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New project, new possibillities
Started by Banjan73 |
3 Replies
4181 Views |
March 23, 2026, 10:15:14 am by Banjan73 |
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1965 Gretsch/Valco 6165 noise
Started by wsscott |
45 Replies
17165 Views |
March 23, 2026, 07:57:56 am by wsscott |
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5879 amp favorites?
Started by mountainhick |
20 Replies
8090 Views |
March 23, 2026, 02:04:25 am by DummyLoad |
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41 Replies
26880 Views |
March 22, 2026, 12:43:42 pm by pullshocks |
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adding speaker jack to Ampeg GU-12
Started by mark in pdx |
5 Replies
5036 Views |
March 21, 2026, 02:27:58 pm by mark in pdx |
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JCM2000 Blowing Fuses
Started by dpm309 |
9 Replies
4878 Views |
March 20, 2026, 05:34:07 pm by AlNewman |
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Question about common anode mixer
Started by Craftyjam |
17 Replies
6457 Views |
March 19, 2026, 05:49:37 am by Merlin |
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6 Replies
4640 Views |
March 18, 2026, 05:54:38 pm by Loomer |
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13 Replies
5864 Views |
March 17, 2026, 11:48:57 am by Sansteeth |
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12 Replies
5854 Views |
March 15, 2026, 08:48:25 pm by dickjonesify |
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IEC inlet spacer plate
Started by Blooze |
4 Replies
4567 Views |
March 14, 2026, 09:08:33 pm by Blooze |
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21 Replies
12733 Views |
March 14, 2026, 04:04:08 am by jbrrrrr |
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0 Replies
4052 Views |
March 11, 2026, 08:18:47 am by Willabe |
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Carlsboro tube reverb noise/Hiss
Started by Yosser |
2 Replies
4758 Views |
March 10, 2026, 02:18:37 pm by Yosser |
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15 Replies
7466 Views |
March 10, 2026, 08:33:39 am by pdf64 |
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