Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 06:27:45 pm | ||
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22 Replies
6339 Views |
by kagliostro |
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Hoffman Fender Blues Junior Conversion
Started by dand |
9 Replies
3886 Views |
by EL34 |
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OT question
Started by Johntb |
4 Replies
2606 Views |
by Johntb |
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Voltage filament Q
Started by dude |
9 Replies
3255 Views |
by shooter |
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larger output trans.
Started by okguitarman |
2 Replies
2326 Views |
by okguitarman |
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10 Replies
3593 Views |
by jjasilli |
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Reverb tank matching
Started by hesamadman |
4 Replies
3609 Views |
by hesamadman |
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Filmosound conversion....
Started by ratgon |
0 Replies
5395 Views |
by ratgon |
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breadboard fun.
Started by DummyLoad |
28 Replies
8748 Views |
by DummyLoad |
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promised files to Franco
Started by drgonzonm |
1 Replies
2327 Views |
by kagliostro |
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49 Replies
28875 Views |
by jpdesroc |
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Zenith OT wiring ??
Started by zapped |
5 Replies
3018 Views |
by shooter |
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11 Replies
4455 Views |
by punkykatt |
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Fender Hot Rod Deluxe
Started by VladP |
1 Replies
2290 Views |
by EL34 |
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Graph of Gain from Input to PI Output
Started by jecars |
15 Replies
4302 Views |
by jjasilli |
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FAA teaching
Started by PRR |
7 Replies
3846 Views |
by silverfox |
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17 Replies
5035 Views |
by DummyLoad |
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Finished 5E3 for a friend.
Started by ratgon |
14 Replies
3437 Views |
by jjasilli |
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Hi-Fi amp question.
Started by ratgon |
40 Replies
9751 Views |
by DummyLoad |
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MOVED: FriedWoman Brown Eye
Started by sluckey |
0 Replies
2064 Views |
by sluckey |
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Sluckey's AB763 Deluxe Lite Question
Started by dude |
9 Replies
3695 Views |
by dude |
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7 Replies
6187 Views |
by kagliostro |
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Princeton Reverb Volume issue - Help?
Started by Imntgrumpy |
10 Replies
3873 Views |
by HotBluePlates |
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tapping neg. bias voltage
Started by dude |
18 Replies
4624 Views |
by dude |
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Adjustable Negative feedback
Started by pbman1953 |
3 Replies
3485 Views |
by DummyLoad |
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how not to build an amp?
Started by DummyLoad |
8 Replies
3253 Views |
by DummyLoad |
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Use 8417 instead of 6V6?
Started by pompeiisneaks |
16 Replies
6979 Views |
by HotBluePlates |
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Using a pot as a variable resisitor
Started by pbman1953 |
4 Replies
2638 Views |
by pbman1953 |
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11 Replies
3997 Views |
by shooter |
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6EU7 to 12AX7 adaptor
Started by g-man |
4 Replies
5052 Views |
by g-man |
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23 Replies
7902 Views |
by ylelevier77 |
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98 Replies
25975 Views |
by pbman1953 |
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*NEW* head cabs for Stout chassis
Started by SILVERGUN |
42 Replies
13898 Views |
by Ed_Chambley |
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Blonde Bassman strage behavior in the PI
Started by Dave |
21 Replies
8510 Views |
by clyde |
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9 Replies
4467 Views |
by PRR |
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Mounting screws
Started by davidwpack |
4 Replies
2751 Views |
by davidwpack |
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93 Replies
20724 Views |
by sluckey |
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Newbie and Intimidated.
Started by dj_pga |
37 Replies
9323 Views |
by purpletele |
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5E3 build with low volume
Started by Apexelectric |
13 Replies
4838 Views |
by Apexelectric |
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Sound with MV at zero
Started by jokn |
16 Replies
4663 Views |
by kagliostro |
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11 Replies
4106 Views |
by Willabe |
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Returning Noise in a Fender Hot Rod Deluxe
Started by TerryD |
3 Replies
2312 Views |
by TerryD |
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OT impedance for 12ax7
Started by fossilshark |
5 Replies
3201 Views |
by PRR |
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Calculate voltage for output tubes
Started by fossilshark |
4 Replies
2803 Views |
by PRR |
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Reducing B+ Using Power MOSFET
Started by mwelch55 |
37 Replies
14969 Views |
by Colas LeGrippa |
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Carolina Overdrive Special 5879 plus
Started by tubenit |
4 Replies
5055 Views |
by tubenit |
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12 Replies
4198 Views |
by kagliostro |
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24 Replies
7597 Views |
by pompeiisneaks |
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0 Replies
5837 Views |
by pullshocks |
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21 Replies
7462 Views |
by PRR |
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