Welcome To the Hoffman Amplifiers ForumMarch 12, 2026, 04:56:41 am | ||
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Orange Amp OR120 Boost Circuit Question
Started by silverfox |
7 Replies
6235 Views |
by TubeGeek |
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10 Replies
5195 Views |
by PRR |
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Orange AD200 build, Transformers?
Started by glassesnvests |
2 Replies
5178 Views |
by PRR |
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Peavey Artist 240 Help Please
Started by ElPedro |
1 Replies
3589 Views |
by Paul1453 |
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What amp to build from spare parts?
Started by 8wattjack |
4 Replies
4291 Views |
by Paul1453 |
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Mesa lone star "thick" control
Started by hesamadman |
4 Replies
3799 Views |
by hesamadman |
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Geezer's Cathode Power Switching
Started by Fresh_Start |
2 Replies
4241 Views |
by Fresh_Start |
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1 Replies
3501 Views |
by sluckey |
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7 Replies
4997 Views |
by Fresh_Start |
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bias problem
Started by jekaiser |
17 Replies
6052 Views |
by jekaiser |
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5 Replies
4510 Views |
by drew |
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Finished my 4-4-0 Studio (build pics)
Started by Papa Jim |
4 Replies
3486 Views |
by Papa Jim |
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Princeton on Steroids
Started by jbefumo |
17 Replies
6697 Views |
by jbefumo |
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2 Replies
3098 Views |
by nateflanigan |
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why not a circuit breaker?
Started by tubesornothing |
25 Replies
11366 Views |
by jbefumo |
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5E3 with substituted GZ34 and 6L6
Started by Shack |
5 Replies
4586 Views |
by Shack |
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17 Replies
7279 Views |
by p2pAmps |
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11 Replies
4487 Views |
by Shack |
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Documenting a 30 watt build
Started by hesamadman |
18 Replies
7289 Views |
by hesamadman |
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Re: Hoffman 5E3 Tweed Deluxe Turret Board
Started by jbefumo |
8 Replies
4433 Views |
by jbefumo |
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Individual Fixed Bias Supplies?
Started by jbefumo |
12 Replies
5888 Views |
by jbefumo |
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4 Replies
3644 Views |
by jbefumo |
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16 Replies
10803 Views |
by jbefumo |
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Tone stack question
Started by Gone_Fishing |
3 Replies
3358 Views |
by Gone_Fishing |
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peavey valveking vk212
Started by DummyLoad |
4 Replies
4338 Views |
by kagliostro |
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7 Replies
3884 Views |
by Voxacthirtee |
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6 Replies
4096 Views |
by cheater |
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Power Transformer size/rating
Started by pb47 |
9 Replies
4476 Views |
by HotBluePlates |
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3 Replies
3568 Views |
by HotBluePlates |
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38 Replies
17787 Views |
by jazbo8 |
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Nice amp from junk!
Started by Tubefiend |
7 Replies
3733 Views |
by pompeiisneaks |
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24 Replies
11848 Views |
by Shack |
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4 Replies
5296 Views |
by Fresh_Start |
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Ampeg Reverberocket HUMMMMMMM
Started by alange5 |
7 Replies
7263 Views |
by Tadarainia |
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matchless hotbox clone
Started by cemusky |
5 Replies
4747 Views |
by pompeiisneaks |
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Fender Capacitor Identification
Started by MoparWade |
4 Replies
3067 Views |
by MoparWade |
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fuzzy sound when playing notes
Started by casssax |
14 Replies
10908 Views |
by jojokeo |
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12 Replies
5406 Views |
by Mike_J |
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29 Replies
11893 Views |
by Paul1453 |
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17 Replies
12868 Views |
by eleventeen |
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Another 5F2A build
Started by tdvt |
29 Replies
9552 Views |
by dude |
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Reservoir capacitance question.
Started by mresistor |
3 Replies
3061 Views |
by mresistor |
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Older Weber blue capcans
Started by crashtm1 |
4 Replies
3041 Views |
by SoundmasterG |
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Gain Stage-How to do it?
Started by TerryD |
7 Replies
3330 Views |
by tubenit |
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Cool power tubes
Started by Leevi |
12 Replies
5850 Views |
by Leevi |
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Amperex 5Y3GT
Started by mresistor |
8 Replies
4439 Views |
by Paul1453 |
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5C5 Pro amp schematic puzzle.
Started by zapped |
8 Replies
5294 Views |
by TubeGeek |
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Testing for Oscillations
Started by silverfox |
4 Replies
3199 Views |
by shooter |
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help to decide on next project.
Started by arjepsen |
2 Replies
2887 Views |
by arjepsen |
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31 Replies
9584 Views |
by p2pAmps |
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