Welcome To the Hoffman Amplifiers ForumDecember 09, 2025, 06:16:38 am | ||
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Ultra Rectifier Board
Started by macula56 |
11 Replies
4900 Views |
by sluckey |
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28 Replies
26226 Views |
by tubeswell |
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Time for a Marshall plan
Started by bnwitt |
11 Replies
4882 Views |
by Ed_Chambley |
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crate blue voodoo 120 bias problem
Started by danger-russ |
10 Replies
10589 Views |
by plexi50 |
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help with a Hoffman AC30
Started by JCleghorn1 |
15 Replies
4790 Views |
by tubenit |
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Using Chassis as Ground?
Started by ioplex |
26 Replies
10031 Views |
by Ghetto_Soundwave |
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14 Replies
4672 Views |
by TIMBO |
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16 Replies
5606 Views |
by HotBluePlates |
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Sweet Hammond score
Started by Slimtim |
9 Replies
3845 Views |
by Ritchie200 |
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3 Replies
2791 Views |
by HotBluePlates |
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PT getting hot
Started by Ed_Chambley |
16 Replies
5949 Views |
by DummyLoad |
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Do you think this would work
Started by Leevi |
29 Replies
7305 Views |
by Leevi |
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9 Replies
6872 Views |
by Jack1962 |
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Output tube(s) replacement
Started by LHPcope |
31 Replies
9460 Views |
by Jack1962 |
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MESA BOOGIE shit fan removal
Started by Colas LeGrippa |
18 Replies
8361 Views |
by stratele52 |
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12ax7 safe voltage
Started by Boone |
5 Replies
2956 Views |
by tubeswell |
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strange output transformers
Started by dscottguitars |
22 Replies
8960 Views |
by dscottguitars |
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Silvertone 1484 reverb
Started by Tiny_Daddy |
13 Replies
10788 Views |
by zarfnober |
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?s about the output of AC568 bassman
Started by nateflanigan |
2 Replies
4037 Views |
by nateflanigan |
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Power Chord Strain Relief w/ 16 AWG Cord?
Started by ioplex |
5 Replies
4506 Views |
by ioplex |
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gain pot values
Started by 12AX7 |
4 Replies
8882 Views |
by jojokeo |
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KT 66'S IN 67' BFSR
Started by muzacman02 |
4 Replies
2703 Views |
by HotBluePlates |
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AC30 build red plating, loud hum
Started by glassesnvests |
14 Replies
5308 Views |
by sluckey |
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5 Replies
2544 Views |
by silverfox |
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Keeping it clean
Started by TIMBO |
7 Replies
3274 Views |
by TIMBO |
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Interesting problem cascading EF86s
Started by 3choplex |
15 Replies
6744 Views |
by PRR |
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V1 Hissy
Started by G._Hoffman |
7 Replies
3216 Views |
by jojokeo |
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Fender Twi re issue HUM
Started by jerrydyer |
11 Replies
3836 Views |
by jerrydyer |
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Power transformers in parallel
Started by alerich |
6 Replies
3200 Views |
by HotBluePlates |
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0 Replies
2444 Views |
by LHPcope |
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mesa mk IV bias issues
Started by phsyconoodler |
4 Replies
3541 Views |
by phsyconoodler |
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12 Replies
6307 Views |
by G._Hoffman |
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SE amp with VVR and tremolo
Started by Leevi |
16 Replies
4927 Views |
by Leevi |
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11 Replies
4434 Views |
by TubeGeek |
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Cooling fan
Started by labb |
6 Replies
3551 Views |
by Jack1962 |
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AC30 Vox owner ; tremolo / vibrato channel
Started by stratele52 |
1 Replies
2604 Views |
by Jack1962 |
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9 Replies
4144 Views |
by Gainzilla |
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8 Replies
4278 Views |
by punkykatt |
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L-pad Attenuator Build
Started by jjasilli |
4 Replies
5811 Views |
by jjasilli |
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Reverberocket 2 volume falls when trem turned up
Started by chuggy |
3 Replies
2829 Views |
by terminalgs |
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17 Replies
9940 Views |
by HotBluePlates |
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1954 Guild Masteramp
Started by Steve_P |
27 Replies
12050 Views |
by Steve_P |
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B-52 Biasing Problems
Started by dpm309 |
8 Replies
7215 Views |
by Jack1962 |
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Mounting a reverb tank
Started by TIMBO |
11 Replies
4970 Views |
by TIMBO |
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14 Replies
5118 Views |
by PRR |
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46 Replies
12505 Views |
by John |
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power supply question
Started by ernie_jr |
6 Replies
3381 Views |
by jjasilli |
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17 Replies
13275 Views |
by terminalgs |
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Trem Footswitch Pop
Started by ajeffcote |
4 Replies
2600 Views |
by ajeffcote |
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NOS Deluxe Reverb / Unbelievable
Started by plexi50 |
17 Replies
5535 Views |
by plexi50 |
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