Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 08:47:12 pm | ||
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astronomicum and 66 Guests are viewing this board. | ||||
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2099 Views |
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8 Replies
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4200 Views |
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4 Replies
3436 Views |
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93 Fender Super Humms
Started by JustMike |
5 Replies
2327 Views |
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Better bass response
Started by newguitarsmell |
5 Replies
2436 Views |
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Thunderbolt inspired design help
Started by Hondo944 |
1 Replies
1652 Views |
![]() by Hondo944 |
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6U10 for preamp tube?
Started by AmberB |
2 Replies
2326 Views |
![]() by AmberB |
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5f6a build modifications
Started by Mike_J |
5 Replies
2395 Views |
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PS tube rectifier question
Started by johno9 |
7 Replies
3157 Views |
![]() by johno9 |
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What To Do With AO-43 Parts
Started by imgumby001 |
31 Replies
6539 Views |
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55 year old component replacement
Started by jordan86 |
6 Replies
2601 Views |
![]() by pdf64 |
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Fender 6g15 reverb question
Started by jackplug1 |
1 Replies
1752 Views |
![]() by sluckey |
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9 Replies
4986 Views |
![]() by murrayatuptown |
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Hammond OT for Plexi 6v6 build?
Started by mcamelo |
7 Replies
3317 Views |
![]() by mcamelo |
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Supro 1688TN scratch build
Started by luthierwnc |
11 Replies
4693 Views |
![]() by luthierwnc |
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Trafo Orientation Check
Started by Jatchley |
12 Replies
3755 Views |
![]() by trobbins |
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Confused on the 12BY7a
Started by 1blueheron |
10 Replies
6388 Views |
![]() by 1blueheron |
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Heaters question
Started by Colas LeGrippa |
38 Replies
6629 Views |
![]() by Bieworm |
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18W Plexi with EL84s?
Started by mcamelo |
25 Replies
7502 Views |
![]() by mcamelo |
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8 Replies
2718 Views |
![]() by pdf64 |
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20 Replies
6820 Views |
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20 Replies
5527 Views |
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Marshall 1960s super bass schematic
Started by isaac_teller |
3 Replies
4294 Views |
![]() by Latole |
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70 Replies
13936 Views |
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7 Replies
3368 Views |
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Brown Concert hiss
Started by jrkrauss |
5 Replies
1932 Views |
![]() by Latole |
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Microphonic ECC83 12AX7
Started by SoundCity85 |
13 Replies
3593 Views |
![]() by SoundCity85 |
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JTM45 build OT quandry
Started by Blueboozer |
2 Replies
1765 Views |
![]() by High Voltage |
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Switch to replace jumpering inputs?
Started by luthierwnc |
6 Replies
2506 Views |
![]() by Latole |
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10 Replies
3503 Views |
![]() by pdf64 |
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6 Replies
2712 Views |
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Real-life load-lines
Started by PRR |
0 Replies
1535 Views |
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Electrolytic capacitor question.
Started by Mike_J |
24 Replies
6584 Views |
![]() by mresistor |
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Rocker switch light doesn’t work
Started by ericlen838 |
11 Replies
3318 Views |
![]() by 2deaf |
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21 Replies
7838 Views |
![]() by Mike_J |
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13 Replies
3258 Views |
![]() by Sansteeth |
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PI/NFB hum on a Laney GH100L guitar amp
Started by zkrx |
7 Replies
4231 Views |
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4 Replies
2532 Views |
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Transformer question
Started by Kcz5o |
3 Replies
2251 Views |
![]() by pdf64 |
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Tube Depot has wrong reverb driver batch
Started by Jatchley |
3 Replies
1832 Views |
![]() by vampwizzard |
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Thoughts on this 45 amp?
Started by Gwcoty |
5 Replies
2116 Views |
![]() by sluckey |
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Layout for small DR single channel
Started by acheld |
8 Replies
2672 Views |
![]() by Bieworm |
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10 Replies
3244 Views |
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4 Replies
1942 Views |
![]() by JeffAlanAmps |
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Inrush Current Limiting
Started by jjasilli |
29 Replies
12258 Views |
![]() by acheld |
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6g2 build: 290PAZ ok?
Started by ampnewbie |
3 Replies
1834 Views |
![]() by Bieworm |
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5 Replies
3790 Views |
![]() by bmccowan |
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22 Replies
7501 Views |
![]() by HotBluePlates |
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