Welcome To the Hoffman Amplifiers ForumDecember 09, 2025, 09:53:58 am | ||
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13 Replies
6235 Views |
by TIMBO |
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12 Replies
11616 Views |
by Fresh_Start |
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Optimum primary impedance??
Started by dynaman1 |
1 Replies
2980 Views |
by FYL |
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electrolytics: rated vs working E
Started by oldhippy |
4 Replies
3592 Views |
by oldhippy |
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20ga. stranded 600V wire ?
Started by flora |
10 Replies
5757 Views |
by Tiny_Daddy |
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audio cable tester schematic
Started by phsyconoodler |
2 Replies
3884 Views |
by RicharD |
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hollow sound
Started by Leevi |
7 Replies
5008 Views |
by simonallaway |
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12 Replies
7762 Views |
by birt |
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trem roach orientation please
Started by dwp |
2 Replies
4549 Views |
by dwp |
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109 Replies
41413 Views |
by jojokeo |
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2 Replies
3315 Views |
by Madison |
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Reverb honking on Silverface Super
Started by phsyconoodler |
4 Replies
3665 Views |
by phsyconoodler |
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Reverb on both channels?g
Started by Searing |
14 Replies
8163 Views |
by sluckey |
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10 Replies
5855 Views |
by Dave |
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Sudden loss of volume in 18w clone
Started by jennings |
22 Replies
8881 Views |
by John |
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11 Replies
6409 Views |
by HotBluePlates |
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Mesa-Boogie Dual Rectifier farting
Started by punkykatt |
12 Replies
8765 Views |
by Jack1962 |
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NASTY LITTLE AMP
Started by TIMBO |
7 Replies
5922 Views |
by TIMBO |
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6BM8 plate voltage
Started by pullshocks |
9 Replies
8002 Views |
by jojokeo |
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triode substitute
Started by birt |
4 Replies
3611 Views |
by PRR |
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rather unexpected tube findings
Started by phsyconoodler |
12 Replies
5910 Views |
by mackie2 |
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5 Replies
4364 Views |
by OldHouseScott |
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MOVED: 15" speaker for Fender ?
Started by tubenit |
0 Replies
3225 Views |
by tubenit |
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EL34 Champ - Simple Standby?
Started by theundeadelvis |
23 Replies
8419 Views |
by theundeadelvis |
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mid sixties gibson - rotary power switch
Started by smolder |
18 Replies
9126 Views |
by birt |
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capacitor math ?!
Started by flora |
2 Replies
3035 Views |
by flora |
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power supply on Champ build
Started by john_t |
6 Replies
5241 Views |
by john_t |
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OT question (again)
Started by Madison |
2 Replies
2896 Views |
by Madison |
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convert Tremolux from 6L6 to 6BQ5?
Started by skyclad |
8 Replies
5115 Views |
by skyclad |
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2 Replies
3651 Views |
by PRR |
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Coupling caps
Started by Leevi |
33 Replies
11626 Views |
by sluckey |
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6 Replies
4405 Views |
by Platefire |
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100V output
Started by Leevi |
10 Replies
6567 Views |
by Tiny_Daddy |
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Since we're speaking about Princeton Reverbs
Started by Imntgrumpy « 1 2 » |
56 Replies
20059 Views |
by mojo |
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MOVED: Solitaire KM 201 Transistor
Started by PRR |
0 Replies
3605 Views |
by PRR |
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Vibro champ cutting out at high gain
Started by LaszloS |
12 Replies
6843 Views |
by LaszloS |
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Sunn 2000S schematic and layout
Started by birt |
0 Replies
4768 Views |
by birt |
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AC 30 type help?
Started by jerrydyer |
3 Replies
3354 Views |
by jerrydyer |
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Ampeg V4B values
Started by birt |
2 Replies
4069 Views |
by birt |
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BOSS ROLAND MG 10
Started by Colas LeGrippa |
2 Replies
4466 Views |
by Colas LeGrippa |
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Twisting OPT primary wires
Started by punkykatt |
5 Replies
4333 Views |
by HotBluePlates |
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Anybody built a "Two Stroke" amp?
Started by Madison |
8 Replies
8239 Views |
by tubeswell |
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Ampcabinets
Started by Tiny_Daddy |
4 Replies
4047 Views |
by Tiny_Daddy |
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Sano amplifiers?
Started by StevieRayVehkakoski |
11 Replies
8877 Views |
by StevieRayVehkakoski |
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SD Convertible 100 Board Rebuild
Started by plexi50 |
6 Replies
4575 Views |
by plexi50 |
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14 Replies
7120 Views |
by SirElwood |
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Hum in my 50w amp.
Started by mpayne |
10 Replies
5715 Views |
by Geezer |
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18 Replies
7420 Views |
by dwp |
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Tube bass amp in a combo cab?
Started by dynaman1 |
10 Replies
5807 Views |
by dynaman1 |
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8 Replies
5171 Views |
by HotBluePlates |
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