Welcome To the Hoffman Amplifiers ForumJune 09, 2026, 05:24:22 pm | ||
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Voltage Doublers.........
Started by Jack_Hester |
20 Replies
11313 Views |
by GEO62 |
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DSL - Master Volume Mod.. Buzz/Hum
Started by diddymix |
11 Replies
5959 Views |
by jojokeo |
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'74 Twin Reverb Buzzing
Started by ChubeRules |
3 Replies
3417 Views |
by pdf64 |
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Hammond AO-44 OT ohm range?
Started by MWaldorf |
4 Replies
3151 Views |
by MWaldorf |
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Hoffman 6v6
Started by Rockranger |
11 Replies
5933 Views |
by Rockranger |
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Hoffman amps closing the month of December
Started by EL34 |
1 Replies
3161 Views |
by EL34 |
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Power transformer ratings
Started by Leevi |
3 Replies
3467 Views |
by kagliostro |
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1 Replies
3027 Views |
by sluckey |
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Pro Junior - Hand Wired Mod Difficulty
Started by specialk13 |
12 Replies
7819 Views |
by specialk13 |
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Another “quick” grounding question😀
Started by daveyajd |
2 Replies
2906 Views |
by daveyajd |
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QQ about possible transformer ring
Started by munkeyboy |
5 Replies
3686 Views |
by munkeyboy |
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5 Replies
3696 Views |
by DummyLoad |
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peavey 6505+ repair need some help
Started by nonoxxx |
13 Replies
6007 Views |
by nonoxxx |
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53 Replies
18383 Views |
by munkeyboy |
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Trouble with new build... Bassman style
Started by Fiat_cc |
15 Replies
6332 Views |
by Fiat_cc |
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Hammond marked EL84’s
Started by dude |
22 Replies
7441 Views |
by shooter |
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2550x Troubleshooting
Started by joe14vf |
5 Replies
3454 Views |
by joe14vf |
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JCM800 Cathode Follower and Vhk ratings
Started by ECV02 |
10 Replies
5783 Views |
by pdf64 |
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Twin Reverb Distortion
Started by JKRamsey1991 |
4 Replies
3300 Views |
by pdf64 |
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Heater Considerations for new build
Started by Opry Audio |
23 Replies
7108 Views |
by shooter |
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6B4G dedicated heater winding...
Started by Greg |
15 Replies
7543 Views |
by Greg |
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OT Input Impedance Question 5F2A build
Started by AHeck |
12 Replies
6596 Views |
by PRR |
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Hoffman AB763 troubles
Started by gheorge77 |
13 Replies
4725 Views |
by gheorge77 |
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Dr. Z Maz 38 issue
Started by theundeadelvis |
9 Replies
4456 Views |
by theundeadelvis |
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Gremlins
Started by fossilshark |
3 Replies
3430 Views |
by fossilshark |
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3 Replies
3546 Views |
by sluckey |
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EL34 bias way too high
Started by fossilshark |
10 Replies
7659 Views |
by tubeswell |
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I was thinking of doing this
Started by Toxophilite |
7 Replies
3846 Views |
by sluckey |
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Tube Preamp pedal based on Orange Amp
Started by holthausen |
0 Replies
3763 Views |
by holthausen |
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dean markley t120r
Started by DummyLoad |
0 Replies
3256 Views |
by DummyLoad |
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Bogen DB110
Started by Toxophilite |
4 Replies
4778 Views |
by Toxophilite |
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Best components
Started by Cobbler |
16 Replies
7037 Views |
by 1blueheron |
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1 Replies
3686 Views |
by PRR |
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5 Replies
6044 Views |
by PRR |
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Help! Need Sluckeys Lightning build info
Started by daveyajd |
9 Replies
4747 Views |
by bmccowan |
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4 Replies
4252 Views |
by Opry Audio |
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Choke + Resistor
Started by Leevi |
12 Replies
5690 Views |
by Leevi |
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Big Problem with AC15C1
Started by rczcustom |
10 Replies
5335 Views |
by texwest |
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Distortion/Oscillation
Started by Leevi |
17 Replies
7329 Views |
by Leevi |
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Question regarding kit build.
Started by charnich74 |
2 Replies
3428 Views |
by charnich74 |
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Electrohome Hi Fi Chassis ECL86 SE
Started by Rusty |
2 Replies
3919 Views |
by Rusty |
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4 Replies
4132 Views |
by DummyLoad |
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Calculating NFB resistor
Started by TurboGuitarMelton |
7 Replies
7926 Views |
by PRR |
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Vox UL715 Transformers
Started by NickS185 |
14 Replies
7957 Views |
by Willabe |
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Wireless connections inside tube amps
Started by Auke Jolman |
27 Replies
9968 Views |
by tubenit |
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JTM45 Build test voltages way off
Started by ndross475 |
13 Replies
5678 Views |
by ndross475 |
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32 Replies
17008 Views |
by seabstudio |
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36 Replies
18994 Views |
by shooter |
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SE EL34 with reverb
Started by Electricmonkey |
4 Replies
4386 Views |
by DummyLoad |
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18 watt OT good or bad
Started by dude |
1 Replies
3496 Views |
by labb |
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