Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 08:54:17 pm | ||
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6 Replies
4488 Views |
by Pastortom |
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Sho-Bud TelStar
Started by Blind Lemon |
0 Replies
3028 Views |
by Blind Lemon |
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The New Peavey Classic 30
Started by plexi50 |
3 Replies
3681 Views |
by triode |
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PI cap question
Started by 12AX7 |
10 Replies
6665 Views |
by HotBluePlates |
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31 Replies
12924 Views |
by HotBluePlates |
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HRD conversion amp
Started by Tiny_Daddy |
4 Replies
2714 Views |
by Rev D |
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Would you add grid resistor to Power Tubes
Started by Cups |
3 Replies
3383 Views |
by Colas LeGrippa |
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13 Replies
9825 Views |
by Ed_Chambley |
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Ampeg SVT CL biasing
Started by six el six |
13 Replies
8824 Views |
by birt |
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5 Replies
4500 Views |
by HotBluePlates |
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What is this?
Started by tubenit |
17 Replies
8793 Views |
by HotBluePlates |
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Sozo vintage "mustard" caps
Started by 12AX7 |
6 Replies
6759 Views |
by thermion |
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princetone reverb master volume
Started by phsyconoodler |
46 Replies
18387 Views |
by phsyconoodler |
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Reallly bad bias problem :(
Started by ACDCG400 |
12 Replies
5542 Views |
by ACDCG400 |
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TREBLE CUT 3 POSITIONS SWITCH
Started by Colas LeGrippa |
11 Replies
4937 Views |
by tubenit |
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VOX AC50 and old caps/resistors
Started by Leevi |
5 Replies
4966 Views |
by SoundmasterG |
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TOS REBUILD ALMOST DONE
Started by TIMBO |
1 Replies
3122 Views |
by tubenit |
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16 Replies
9072 Views |
by Willabe |
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S T A A L H O O F D mod
Started by Colas LeGrippa |
21 Replies
12383 Views |
by Colas LeGrippa |
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12 Replies
6481 Views |
by Ed_Chambley |
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combine this preamp with that power amp
Started by embotone |
7 Replies
4002 Views |
by RicharD |
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9 Replies
5796 Views |
by tubenit |
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6 Replies
4212 Views |
by Platefire |
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Hoffman/Randall 50 watt schematic
Started by macula56 |
7 Replies
4296 Views |
by EL34 |
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2 Replies
3195 Views |
by sluckey |
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3 Replies
5025 Views |
by 12AX7 |
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3 Replies
4983 Views |
by Jack1962 |
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EL84 Sockets Well Done
Started by plexi50 |
9 Replies
5240 Views |
by Tiny_Daddy |
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7 Replies
4208 Views |
by HotBluePlates |
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Silvertone Twin 12 with low output
Started by BigE |
5 Replies
4374 Views |
by LooseChange |
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2 Replies
2835 Views |
by kagliostro |
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coupling cap question
Started by 12AX7 |
4 Replies
4776 Views |
by 12AX7 |
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7 Replies
4818 Views |
by kagliostro |
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180 Replies
52062 Views |
by blown240 |
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3.4K or 6.8K for 6L6 in push pull?
Started by Baguette |
4 Replies
4715 Views |
by PRR |
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'50s Epiphone EA-35.....cool story
Started by Geezer |
33 Replies
14274 Views |
by HotBluePlates |
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Tame new speakers for a 5f4
Started by Ed_Chambley |
21 Replies
9448 Views |
by Ed_Chambley |
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MOVED: Attention Tampa
Started by tubenit |
0 Replies
3146 Views |
by tubenit |
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output tranny issues
Started by ernie_jr |
2 Replies
3571 Views |
by six el six |
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17 Replies
7704 Views |
by Underwood |
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Update on my Violater design
Started by escopunk |
10 Replies
5057 Views |
by escopunk |
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2 Replies
3185 Views |
by frank57 |
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Torevibe Build Problem
Started by Packerswin14 |
1 Replies
3044 Views |
by rzenc |
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100K resistor on tremolo speed pot
Started by Underwood |
3 Replies
3717 Views |
by sluckey |
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1 Replies
3069 Views |
by sluckey |
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VHT PITTBULL CL50
Started by dpm309 |
4 Replies
4966 Views |
by chocopower |
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Got a 1986 Marshall JCM 800 to work on
Started by Platefire |
30 Replies
15645 Views |
by Platefire |
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6550s on a Twin Reverb PT
Started by firemedic |
9 Replies
6111 Views |
by firemedic |
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4 Replies
3840 Views |
by stevehoover |
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2011 Vox AC30HW OT swap Help.
Started by heymymy |
3 Replies
3926 Views |
by heymymy |
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