Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 03:10:46 pm | ||
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mountainhick and 77 Guests are viewing this board. | ||||
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5F1 First Start Up - Not a good start :)
Started by gkotlin |
4 Replies
2455 Views |
![]() by sluckey |
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Subjective loudness
Started by Rob H |
14 Replies
4093 Views |
![]() by ac427v |
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attenuator network
Started by rafaelctt |
7 Replies
2510 Views |
![]() by rafaelctt |
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7 Replies
4120 Views |
![]() by RadioComm |
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Vibrochamp head cabinet plans/measurements
Started by J3ona1 |
9 Replies
4206 Views |
![]() by bmccowan |
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Yamaha T100 Reverb Weirdness
Started by JustMike |
10 Replies
4602 Views |
![]() by JustMike |
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DIY 1H Choke
Started by TIMBO |
10 Replies
3970 Views |
![]() by tubeswell |
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32 Replies
7002 Views |
![]() by Petedub |
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Gibson BR3 help
Started by Jerry garrcia |
19 Replies
5332 Views |
![]() by Jerry garrcia |
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12 Replies
3261 Views |
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? How to spec a transformer correctly
Started by acheld |
8 Replies
2750 Views |
![]() by sluckey |
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Variac questions? Should I get one?
Started by Dumbmonkey |
17 Replies
4039 Views |
![]() by PRR |
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3 Replies
2131 Views |
![]() by sluckey |
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Fender PA100
Started by jake19840 |
24 Replies
13165 Views |
![]() by joesatch |
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Toroidal power transformer
Started by fossilshark |
7 Replies
4124 Views |
![]() by tdvt |
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147 Replies
27013 Views |
![]() by bmccowan |
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Standalone chupacabra preamp
Started by fossilshark |
21 Replies
6499 Views |
![]() by fossilshark |
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77 Replies
13019 Views |
![]() by AlNewman |
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Optimized vs standard 5e3 layout?
Started by Ledvedder |
6 Replies
3367 Views |
![]() by Ledvedder |
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10 Replies
3832 Views |
![]() by sluckey |
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effects loop voltage
Started by fossilshark |
2 Replies
2357 Views |
![]() by fossilshark |
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Fender Champ 12
Started by RichieA |
4 Replies
2801 Views |
![]() by dude |
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7 Replies
3042 Views |
![]() by Petedub |
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23 Replies
8267 Views |
![]() by sjcasas |
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Bogen CHB-100 project weirdness
Started by AmberB |
6 Replies
3164 Views |
![]() by AmberB |
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8 Replies
2743 Views |
![]() by isaac_teller |
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CTS Pot issues
Started by p2pAmps |
13 Replies
3682 Views |
![]() by uki |
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0 Replies
1839 Views |
![]() by joesatch |
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3 Replies
2165 Views |
![]() by thetragichero |
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Princeton 6G2 too dark
Started by BobbyS |
9 Replies
3395 Views |
![]() by HotBluePlates |
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Earth rail for Deluxe Reverb
Started by Petedub |
10 Replies
2986 Views |
![]() by pdf64 |
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Hot Rod Deville Buzzing
Started by dpm309 |
20 Replies
3790 Views |
![]() by PRR |
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Marshall DSL 40
Started by Rockranger |
4 Replies
3016 Views |
![]() by Rockranger |
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8 Replies
3016 Views |
![]() by jordane |
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V1 preamp tube DC on grid
Started by g-man |
5 Replies
2843 Views |
![]() by g-man |
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6 Replies
3356 Views |
![]() by PRR |
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Proposed 18W variations - sanity check?
Started by Lectroid |
8 Replies
3231 Views |
![]() by Lectroid |
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13 Replies
3626 Views |
![]() by dwinstonwood |
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IEC ground
Started by Blooze |
9 Replies
3281 Views |
![]() by glass54 |
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Everything was going ok when hiss appears in AB763 build.
Started by SourCream23 « 1 2 » |
77 Replies
14795 Views |
![]() by SourCream23 |
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1 Replies
2080 Views |
![]() by sluckey |
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Combining outputs from 2 tone stacks
Started by W5FH |
12 Replies
3696 Views |
![]() by tubeswell |
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9 Replies
3590 Views |
![]() by tubenit |
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Input grid stoppers close to V1
Started by warsavius |
6 Replies
3001 Views |
![]() by warsavius |
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4 Replies
2618 Views |
![]() by Hazcat |
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DC heater scematic recommendatoins
Started by Jonas |
11 Replies
3015 Views |
![]() by tubeswell |
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P2P Tweedle Dee Completed Build
Started by Thisismyname |
15 Replies
4541 Views |
![]() by Thisismyname |
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Fromel electronecs amp mod kits
Started by punkykatt |
11 Replies
4479 Views |
![]() by acheld |
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Blues Jr Reverb Pot inducing noise
Started by Garrett335 |
2 Replies
2084 Views |
![]() by Garrett335 |
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JCM800 standalone preamp
Started by fossilshark |
17 Replies
5185 Views |
![]() by T Wilcox |
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