Welcome To the Hoffman Amplifiers Forum
October 22, 2025, 08:19:57 pm
Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 08:19:57 pm | ||
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Mr Carlson's Lab
Started by p2pAmps |
8 Replies
3202 Views |
July 24, 2021, 04:54:35 pmby acheld |
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5 Replies
2382 Views |
July 23, 2021, 06:57:03 pm by PRR |
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25 Replies
5650 Views |
July 23, 2021, 01:40:12 pm by kagliostro |
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Fender J Taper Potentiometers
Started by mresistor |
1 Replies
1982 Views |
July 23, 2021, 09:25:00 am by pdf64 |
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The COOLEST amp EVER.......
Started by TIMBO |
41 Replies
13615 Views |
July 23, 2021, 08:57:25 am by RadioComm |
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14 Replies
3058 Views |
July 23, 2021, 07:12:07 am by Bieworm |
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15 Replies
3557 Views |
July 22, 2021, 02:23:33 pm by Keppy |
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NEW for 2021 books over at Ampbooks.com
Started by SILVERGUN |
3 Replies
2005 Views |
July 22, 2021, 12:33:00 pm by SILVERGUN |
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swapping out 12ax7 with 5879 in 5e3?
Started by timmyjoe |
3 Replies
3422 Views |
July 21, 2021, 07:05:59 am by kagliostro |
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5E3 Sluckyamps with AO-29 iron
Started by AnalogDok |
9 Replies
3671 Views |
July 20, 2021, 10:06:58 am by AnalogDok |
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Modifying a Bogan CHB-20 for guitar
Started by AmberB |
17 Replies
4266 Views |
July 20, 2021, 09:04:04 am by Willabe |
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4 Replies
2200 Views |
July 20, 2021, 08:12:21 am by luthierwnc |
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Reverb driver/recovery
Started by Leevi |
10 Replies
4533 Views |
July 20, 2021, 05:24:38 am by Leevi |
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NFB resistor value
Started by acheld |
3 Replies
3095 Views |
July 19, 2021, 09:34:21 pm by acheld |
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8 Replies
2587 Views |
July 19, 2021, 08:28:59 pm by Sonny ReVerb |
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Princeton Reverb AA1164 Tremolo problem
Started by AnalogDok |
10 Replies
4322 Views |
July 19, 2021, 12:29:55 pm by AnalogDok |
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My first schematic
Started by Stuff4bikes |
6 Replies
2392 Views |
July 19, 2021, 11:46:32 am by sluckey |
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Edcor Iron
Started by Blueboozer |
12 Replies
3576 Views |
July 18, 2021, 09:49:56 pm by PRR |
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9 Replies
2903 Views |
July 18, 2021, 06:58:56 pm by Rp3703 |
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Odd Little Sharon Amp for interests sake
Started by chee16 |
4 Replies
2142 Views |
July 18, 2021, 10:46:09 am by chee16 |
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7 Replies
2603 Views |
July 17, 2021, 07:38:20 pm by Rp3703 |
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13 Replies
3749 Views |
July 16, 2021, 07:42:42 pm by tubeswell |
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p2p Bad-Dawg off the bench
Started by p2pAmps |
16 Replies
4306 Views |
July 16, 2021, 07:31:58 pm by tubeswell |
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Stiff transformer wire insulation....
Started by Stuff4bikes |
3 Replies
1893 Views |
July 16, 2021, 09:33:28 am by Stuff4bikes |
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2 Replies
2119 Views |
July 16, 2021, 08:03:07 am by Sesh |
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Bandmaster AD1269 "Restore to new"?
Started by JustMike |
9 Replies
3148 Views |
July 15, 2021, 07:59:57 pm by JustMike |
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3 Replies
2074 Views |
July 15, 2021, 09:32:21 am by tubeswell |
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2 Replies
2071 Views |
July 14, 2021, 02:35:57 pm by Sansteeth |
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5e3 output transformer hum
Started by gerry113377 |
20 Replies
4970 Views |
July 13, 2021, 10:01:50 pm by gerry113377 |
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Tremolux 5G9 adjustable bias w/HV tap
Started by Diverted |
16 Replies
4242 Views |
July 13, 2021, 08:37:13 pm by Diverted |
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I built the Bluezmeister Sort of..
Started by JustMike |
12 Replies
3753 Views |
July 13, 2021, 12:08:07 pm by JustMike |
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6 Replies
2410 Views |
July 12, 2021, 01:48:42 pm by dram56 |
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Hiwatt DR504OL circuit question
Started by Leevi |
3 Replies
2419 Views |
July 12, 2021, 10:10:24 am by CascoSieg |
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Single triode for phase invertor?
Started by Stuff4bikes |
8 Replies
3180 Views |
July 12, 2021, 02:01:44 am by tubeswell |
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Princeton Reverb
Started by Big chief |
29 Replies
5204 Views |
July 11, 2021, 08:02:49 pm by sluckey |
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7 Replies
3095 Views |
July 11, 2021, 06:46:41 pm by luthierwnc |
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6G16 Mojo Build - Ground Switch Question
Started by waldner |
3 Replies
2174 Views |
July 10, 2021, 05:51:41 pm by Medley |
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footswitch for DC relay supply?
Started by luthierwnc |
0 Replies
2498 Views |
July 10, 2021, 12:59:02 pm by luthierwnc |
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Coupling capacitors in series?
Started by zircontweezer |
7 Replies
3363 Views |
July 10, 2021, 12:00:32 pm by thetragichero |
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Vvr mosfet
Started by Bieworm |
12 Replies
3892 Views |
July 10, 2021, 09:24:12 am by vibrolax |
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16 Replies
5577 Views |
July 09, 2021, 11:23:35 pm by BrainDeadAmps |
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Bassman 135 Mods ?Purpose
Started by jrc111 |
21 Replies
5730 Views |
July 09, 2021, 08:17:46 pm by jrc111 |
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6G6 Bassman - Is my transformer dead?
Started by plumcrazyfx |
10 Replies
3284 Views |
July 09, 2021, 03:02:28 pm by plumcrazyfx |
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5E1 vs. 5F1
Started by Leevi |
11 Replies
8187 Views |
July 08, 2021, 02:33:34 pm by Tomahawk |
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Bartell/hohner amp, bias question
Started by Stuff4bikes |
8 Replies
3099 Views |
July 08, 2021, 11:50:22 am by PRR |
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Understanding transformer requirements
Started by Tomahawk |
29 Replies
6828 Views |
July 07, 2021, 08:50:18 pm by PRR |
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B+ Quandary
Started by Dr Tony Balls |
5 Replies
2733 Views |
July 07, 2021, 11:36:22 am by PRR |
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Dual Single-Ended TBM 5881
Started by CascoSieg |
12 Replies
4067 Views |
July 07, 2021, 09:29:35 am by CascoSieg |
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3 Replies
1996 Views |
July 07, 2021, 08:38:21 am by acheld |
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16 Replies
4123 Views |
July 06, 2021, 09:39:19 pm by K Teacher |
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