Welcome To the Hoffman Amplifiers ForumOctober 22, 2025, 12:21:49 pm | ||
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Motorola stereo console
Started by Calboy |
26 Replies
6149 Views |
![]() by Calboy |
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141 Replies
25968 Views |
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Taming the 18W
Started by Lectroid |
35 Replies
7129 Views |
![]() by tdvt |
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2 Replies
2062 Views |
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135W twin question
Started by goldstache |
11 Replies
3105 Views |
![]() by goldstache |
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Super Reverb Pre Amp Tube Voltages
Started by 72Blazer |
6 Replies
2543 Views |
![]() by glass54 |
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ga5 skylark
Started by Geno |
8 Replies
2950 Views |
![]() by bmccowan |
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Hum only while playing
Started by fossilshark |
38 Replies
6882 Views |
![]() by tubeswell |
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4 Replies
2038 Views |
![]() by nandrewjackson |
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Tweed Deluxe OT in AB763 Deluxe?
Started by Thisismyname |
14 Replies
3636 Views |
![]() by mresistor |
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9 Replies
2980 Views |
![]() by TIMBO |
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3 Replies
2336 Views |
![]() by Latole |
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Aiyima SMSL KSL M7 preamplifier
Started by kasperbergholt |
2 Replies
1932 Views |
![]() by kasperbergholt |
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Issue on AB763 Twin clone (tube current)
Started by 72Blazer |
7 Replies
2417 Views |
![]() by 72Blazer |
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UX-1501 Output Transformer Impedance
Started by astronomicum |
7 Replies
2596 Views |
![]() by astronomicum |
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14 Replies
3673 Views |
![]() by Platefire |
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2-channel SE amp...
Started by mrjomo |
7 Replies
2655 Views |
![]() by mrjomo |
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5A3 heater balance
Started by Leevi |
19 Replies
4765 Views |
![]() by Leevi |
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4 Replies
2498 Views |
![]() by Latole |
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Dagnall PT datasheet
Started by TonyM |
2 Replies
1987 Views |
![]() by sluckey |
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Resistor worries.
Started by joesatch |
12 Replies
3633 Views |
![]() by Willabe |
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Fender Vibro-Champ AA764 Distortion
Started by fenderguy81 |
16 Replies
4404 Views |
![]() by HotBluePlates |
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coax crisis
Started by joesatch |
6 Replies
2597 Views |
![]() by sluckey |
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Panasonic ECQ vs Orange Drops
Started by joesatch |
2 Replies
2273 Views |
![]() by shooter |
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Mid-30s amp, interesting power supply
Started by Diverted |
12 Replies
3048 Views |
![]() by Diverted |
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LDR testing Mesa Boogie
Started by joesatch |
2 Replies
2071 Views |
![]() by sluckey |
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9 Replies
3177 Views |
![]() by K Teacher |
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10 Replies
3446 Views |
![]() by balmoral |
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Any speaker cab impedance measurements?
Started by Merlin |
6 Replies
2480 Views |
![]() by tubeswell |
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6 Replies
2566 Views |
![]() by tdvt |
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5 Replies
2785 Views |
![]() by idontknowyou |
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Polarity of caps
Started by dude |
20 Replies
4686 Views |
![]() by kagliostro |
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6 Replies
2570 Views |
![]() by jaster55 |
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66 Replies
15320 Views |
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5F1 Pre-build Questions
Started by HBCYG5260 |
7 Replies
2898 Views |
![]() by johnnyreece |
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Push/pull reverb driver
Started by Esquirefreak |
11 Replies
3683 Views |
![]() by Esquirefreak |
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Cathode Follower Switching
Started by Zenabi |
10 Replies
4029 Views |
![]() by Zenabi |
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11 Replies
3595 Views |
![]() by tubeswell |
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5F6A power section mods
Started by electrical |
12 Replies
3922 Views |
![]() by jjasilli |
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Resistor concerns
Started by joesatch |
12 Replies
3568 Views |
![]() by glass54 |
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Vox ac4 build question
Started by green drake |
26 Replies
7174 Views |
![]() by green drake |
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17 Replies
4898 Views |
![]() by sluckey |
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2 Replies
2185 Views |
![]() by Thisismyname |
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7 Replies
3194 Views |
![]() by Beezerboy |
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Protecting G2 from overvoltage - How ?
Started by kagliostro |
10 Replies
3625 Views |
![]() by kagliostro |
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29 Replies
7191 Views |
![]() by moosetone |
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8 Replies
2817 Views |
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14 Replies
4472 Views |
![]() by sluckey |
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Bias pot valve in Plexi 6V6
Started by dude |
13 Replies
3899 Views |
![]() by sluckey |
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Fuses: fast or slow? How to determine it?
Started by Latole |
4 Replies
2290 Views |
![]() by Latole |
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