Welcome To the Hoffman Amplifiers ForumOctober 24, 2025, 01:16:22 am | ||
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Strange sound in my amplifier
Started by Danilewicz |
10 Replies
3903 Views |
by John |
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10 Replies
4472 Views |
by sonicguitars |
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Playing with Load
Started by jeff |
0 Replies
1735 Views |
by jeff |
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Diezel Einstein
Started by shortfuse |
3 Replies
3539 Views |
by darkbluemurder |
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What purpose do these resistors serve?
Started by SILVERGUN |
31 Replies
8642 Views |
by HotBluePlates |
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Power Transformer Headache
Started by silverfox |
9 Replies
4119 Views |
by eleventeen |
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Question about lead dress
Started by 12AX7 |
13 Replies
8421 Views |
by HotBluePlates |
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Traynor YSR1 Tonestack
Started by plexi50 |
16 Replies
8859 Views |
by plexi50 |
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No millivolt reading at 1 ohm resistor
Started by Underwood |
20 Replies
6570 Views |
by Colas LeGrippa |
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43 Replies
16530 Views |
by Platefire |
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Hum Question
Started by alerich |
7 Replies
4529 Views |
by Platefire |
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another SUPER REVERB sick
Started by Colas LeGrippa |
18 Replies
6005 Views |
by Colas LeGrippa |
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61 Replies
15278 Views |
by TIMBO |
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Fender 75 project amp
Started by phsyconoodler |
23 Replies
8212 Views |
by phsyconoodler |
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Tungsten Crema Wheat
Started by Leevi |
8 Replies
8532 Views |
by Leevi |
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Did I wire this fuse right to the live?
Started by frank57 |
7 Replies
2957 Views |
by frank57 |
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1973 Princeton Reverb question
Started by Michael1 |
18 Replies
6467 Views |
by plexi50 |
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7 Replies
3052 Views |
by kagliostro |
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11 Replies
4109 Views |
by SoundmasterG |
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Deluxe Bassman Reverb
Started by tubenit |
9 Replies
3846 Views |
by printer2 |
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5E3 blowing a speaker?
Started by Madison |
11 Replies
4046 Views |
by archaos |
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4 Replies
2770 Views |
by jazbo8 |
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16 Replies
5568 Views |
by DummyLoad |
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PUSH-PULL, no cathode follower ?
Started by Colas LeGrippa |
4 Replies
2411 Views |
by DummyLoad |
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0 Replies
3004 Views |
by dkevin |
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Is this Fuse Switch Plug wiring wrong?
Started by frank57 |
14 Replies
9076 Views |
by frank57 |
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Top Gun Toobz.
Started by DummyLoad |
7 Replies
3266 Views |
by kagliostro |
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6 Replies
2968 Views |
by 12AX7 |
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Is this Schematic correction right?
Started by frank57 |
5 Replies
3135 Views |
by Willabe |
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Best AB763 MV
Started by jim |
3 Replies
2055 Views |
by jim |
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Transformers
Started by Medman |
0 Replies
1921 Views |
by Medman |
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AB-763 w/ EL-84's?
Started by duke of earl |
6 Replies
2864 Views |
by tubenit |
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Oscillation with volume knob down?
Started by John |
2 Replies
3194 Views |
by John |
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EVH mod ??????????
Started by Colas LeGrippa |
37 Replies
11931 Views |
by HotBluePlates |
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10Y, 807 and 2C53 tubes
Started by SLW |
10 Replies
4998 Views |
by kagliostro |
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Need help with carvin legacy 2 amp..
Started by greg7vwh |
11 Replies
4085 Views |
by greg7vwh |
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19 Replies
5125 Views |
by smackoj |
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Fixed Bias with PPIMV
Started by TIMBO |
3 Replies
4634 Views |
by TIMBO |
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Tech Question From Merlin's Book
Started by Gary_S |
20 Replies
5624 Views |
by Gary_S |
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52 Replies
17018 Views |
by catnine |
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4 Replies
2500 Views |
by Colas LeGrippa |
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Lifeless Super Champ Repair
Started by Platefire |
46 Replies
17987 Views |
by Platefire |
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chirping amp when powering down
Started by Madison |
0 Replies
1760 Views |
by Madison |
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Lost with bias setting
Started by TIMBO |
6 Replies
3101 Views |
by TIMBO |
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crate-a-saurus.
Started by DummyLoad |
7 Replies
3868 Views |
by pullshocks |
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21 Replies
12008 Views |
by tubenit |
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Mosfet CF vibrato?
Started by tubenit |
7 Replies
2781 Views |
by tubenit |
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Experimenting with Wreck Topology
Started by zendragon63 |
13 Replies
4822 Views |
by JB |
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cap in parallel with gain stage plate R?
Started by 12AX7 |
12 Replies
6759 Views |
by jim |
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Relay problems? Not sure
Started by dscottguitars |
10 Replies
3450 Views |
by guitardude57 |
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