Welcome To the Hoffman Amplifiers ForumApril 27, 2026, 08:02:44 pm | ||
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understanding chokes
Started by Tone Junkie |
4 Replies
3762 Views |
by Tone Junkie |
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amp buzz....again
Started by 12AX7 |
11 Replies
7260 Views |
by 12AX7 |
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Issues with a Customer's Amp?
Started by Platefire |
19 Replies
7479 Views |
by tubeswell |
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SoLow Watt with ECL86 tubes...simple?
Started by m3moser |
13 Replies
10843 Views |
by Willabe |
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Shielded cable for NFB?
Started by 12AX7 |
7 Replies
7399 Views |
by 12AX7 |
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35 Replies
13625 Views |
by Jennings |
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Bias through 1 ohm 1 watt resistors
Started by daveyajd |
8 Replies
10560 Views |
by daveyajd |
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Cascode input on hoso56T
Started by bruno |
5 Replies
4538 Views |
by jojokeo |
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Chassis layout, tubes up front?
Started by Madison |
17 Replies
7601 Views |
by John |
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13 Replies
7006 Views |
by kagliostro |
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box of used tubes_Next Project
Started by ernest |
5 Replies
3979 Views |
by DummyLoad |
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TSL Output Transformer
Started by plexi50 |
3 Replies
3635 Views |
by plexi50 |
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5 Replies
4723 Views |
by DummyLoad |
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SLOW DRIVE 84
Started by TIMBO |
33 Replies
10928 Views |
by tubenit |
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18 watt front with El-34 NFB?
Started by Ed_Chambley |
13 Replies
6216 Views |
by sluckey |
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The Rebeltone
Started by TubeGeek |
1 Replies
3164 Views |
by HotBluePlates |
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19 Replies
11672 Views |
by Jack1962 |
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2 Replies
4448 Views |
by AZJimC |
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0 Replies
4515 Views |
by kagliostro |
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5w, SE version of the Marshall 18w
Started by blackcorvo |
27 Replies
13874 Views |
by blackcorvo |
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Orange Overdrive weird noise problem
Started by chocopower |
6 Replies
4187 Views |
by chocopower |
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Amp keeps blowing fuses at startup
Started by Baguette |
18 Replies
12577 Views |
by plexi50 |
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Blackfacing SFSR tremelo?
Started by Mars-Hall |
0 Replies
2831 Views |
by Mars-Hall |
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Klein Baphomet lo volt EL84
Started by rzenc |
12 Replies
8710 Views |
by rzenc |
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remove two of the four el84's
Started by johnnyd1961 |
1 Replies
3253 Views |
by ernie_jr |
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can i build bass amp
Started by kwm488 |
14 Replies
7917 Views |
by Ed_Chambley |
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SE- screen higher than plate
Started by John |
5 Replies
4719 Views |
by John |
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Inside an Atom
Started by ajeffcote |
16 Replies
7374 Views |
by Willabe |
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SE 12AT7 Using Reverb Transformer
Started by ncusack |
2 Replies
3701 Views |
by Iannone |
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AB763 V5 Voltage too high
Started by NannerPuddin |
22 Replies
12525 Views |
by Willabe |
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Preamp Out on Gibson GA 5T
Started by dpm309 |
11 Replies
5855 Views |
by dpm309 |
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split load plates on PI?
Started by 12AX7 |
12 Replies
9876 Views |
by 12AX7 |
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Budda SD45
Started by Leevi |
10 Replies
15045 Views |
by FYL |
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1965 Vox ac30 hum...
Started by bruno |
1 Replies
4740 Views |
by rzenc |
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11 Replies
11617 Views |
by rzenc |
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Deluxe Reverb - want earlier breakup
Started by LooseChange |
24 Replies
15343 Views |
by LooseChange |
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MOVED: baffle board material
Started by tubenit |
0 Replies
3320 Views |
by tubenit |
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22ga OK for heater string?
Started by hokenpoke |
11 Replies
7162 Views |
by Willabe |
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bias circuit frustration
Started by firemedic |
18 Replies
7781 Views |
by firemedic |
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Fantasy TOS Needs your contribute
Started by kagliostro |
5 Replies
4058 Views |
by kagliostro |
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Amp-Powered Foot-switch LEDs
Started by tdvt |
9 Replies
5061 Views |
by Geezer |
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Dougs Bias Tester / Cant Find Order Page
Started by plexi50 |
30 Replies
9918 Views |
by plexi50 |
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33 Replies
10631 Views |
by mpayne |
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5 Replies
4212 Views |
by LooseChange |
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Ampeg B-15 build
Started by LooseChange |
9 Replies
5569 Views |
by LooseChange |
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Virtual TUBE TESTER
Started by Colas LeGrippa |
10 Replies
6296 Views |
by stratele52 |
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Service for Carvin PA in mid west
Started by chuggy |
4 Replies
3967 Views |
by bigsbybender |
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6.3V DC heaters
Started by jeff |
2 Replies
4719 Views |
by John |
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7 Replies
5105 Views |
by ajeffcote |
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4 Replies
4149 Views |
by m3moser |
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