Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 03:43:14 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 03:43:14 pm | ||
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Preamp for Power Amp Build
Started by silverfox |
4 Replies
2299 Views |
February 10, 2016, 10:09:02 pmby silverfox |
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Backstar head has a new life
Started by okguitarman |
11 Replies
2993 Views |
February 10, 2016, 09:25:43 pm by eleventeen |
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Fender 140 amp
Started by Big chief |
10 Replies
3653 Views |
February 10, 2016, 02:37:42 pm by jojokeo |
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Brownface tonestack question
Started by g-man |
5 Replies
3170 Views |
February 10, 2016, 05:49:23 am by g-man |
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Orange Amp OR120 Boost Circuit Question
Started by silverfox |
7 Replies
5225 Views |
February 09, 2016, 11:25:19 pm by TubeGeek |
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10 Replies
4117 Views |
February 09, 2016, 10:52:12 pm by PRR |
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Orange AD200 build, Transformers?
Started by glassesnvests |
2 Replies
4262 Views |
February 09, 2016, 08:57:06 pm by PRR |
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Peavey Artist 240 Help Please
Started by ElPedro |
1 Replies
2843 Views |
February 09, 2016, 08:20:35 pm by Paul1453 |
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What amp to build from spare parts?
Started by 8wattjack |
4 Replies
3451 Views |
February 09, 2016, 07:31:21 pm by Paul1453 |
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Mesa lone star "thick" control
Started by hesamadman |
4 Replies
2910 Views |
February 09, 2016, 04:51:25 pm by hesamadman |
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Geezer's Cathode Power Switching
Started by Fresh_Start |
2 Replies
3241 Views |
February 09, 2016, 03:48:34 pm by Fresh_Start |
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1 Replies
2592 Views |
February 09, 2016, 05:48:47 am by sluckey |
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7 Replies
4105 Views |
February 08, 2016, 06:54:07 pm by Fresh_Start |
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bias problem
Started by jekaiser |
17 Replies
4850 Views |
February 08, 2016, 05:16:54 pm by jekaiser |
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5 Replies
3558 Views |
February 08, 2016, 02:53:49 pm by drew |
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Finished my 4-4-0 Studio (build pics)
Started by Papa Jim |
4 Replies
2589 Views |
February 08, 2016, 05:58:37 am by Papa Jim |
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Princeton on Steroids
Started by jbefumo |
17 Replies
5207 Views |
February 08, 2016, 01:59:12 am by jbefumo |
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2 Replies
2299 Views |
February 07, 2016, 08:29:17 pm by nateflanigan |
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why not a circuit breaker?
Started by tubesornothing |
25 Replies
9613 Views |
February 07, 2016, 06:41:19 pm by jbefumo |
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5E3 with substituted GZ34 and 6L6
Started by Shack |
5 Replies
3640 Views |
February 07, 2016, 04:09:10 pm by Shack |
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17 Replies
6019 Views |
February 07, 2016, 03:43:49 pm by p2pAmps |
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11 Replies
3497 Views |
February 07, 2016, 03:28:10 pm by Shack |
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Documenting a 30 watt build
Started by hesamadman |
18 Replies
5569 Views |
February 07, 2016, 01:17:10 pm by hesamadman |
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Re: Hoffman 5E3 Tweed Deluxe Turret Board
Started by jbefumo |
8 Replies
3550 Views |
February 07, 2016, 11:44:26 am by jbefumo |
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Individual Fixed Bias Supplies?
Started by jbefumo |
12 Replies
4655 Views |
February 07, 2016, 11:32:09 am by jbefumo |
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4 Replies
2718 Views |
February 07, 2016, 10:42:56 am by jbefumo |
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16 Replies
9631 Views |
February 07, 2016, 09:18:57 am by jbefumo |
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Tone stack question
Started by Gone_Fishing |
3 Replies
2386 Views |
February 06, 2016, 01:54:32 pm by Gone_Fishing |
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peavey valveking vk212
Started by DummyLoad |
4 Replies
3443 Views |
February 06, 2016, 03:18:31 am by kagliostro |
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7 Replies
2949 Views |
February 05, 2016, 05:16:29 pm by Voxacthirtee |
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6 Replies
3275 Views |
February 05, 2016, 04:54:12 pm by cheater |
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Power Transformer size/rating
Started by pb47 |
9 Replies
3330 Views |
February 05, 2016, 03:37:01 pm by HotBluePlates |
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3 Replies
2613 Views |
February 05, 2016, 03:18:58 pm by HotBluePlates |
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38 Replies
15221 Views |
February 05, 2016, 01:40:41 pm by jazbo8 |
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Nice amp from junk!
Started by Tubefiend |
7 Replies
2761 Views |
February 05, 2016, 01:29:59 pm by pompeiisneaks |
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24 Replies
9745 Views |
February 05, 2016, 09:23:20 am by Shack |
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4 Replies
4202 Views |
February 05, 2016, 07:28:26 am by Fresh_Start |
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Ampeg Reverberocket HUMMMMMMM
Started by alange5 |
7 Replies
6140 Views |
February 05, 2016, 06:36:37 am by Tadarainia |
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matchless hotbox clone
Started by cemusky |
5 Replies
3912 Views |
February 04, 2016, 10:33:34 pm by pompeiisneaks |
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Fender Capacitor Identification
Started by MoparWade |
4 Replies
2256 Views |
February 04, 2016, 06:08:46 pm by MoparWade |
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fuzzy sound when playing notes
Started by casssax |
14 Replies
9494 Views |
February 04, 2016, 11:00:34 am by jojokeo |
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12 Replies
4217 Views |
February 04, 2016, 07:03:19 am by Mike_J |
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29 Replies
9743 Views |
February 03, 2016, 07:16:24 pm by Paul1453 |
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17 Replies
11714 Views |
February 03, 2016, 04:04:13 pm by eleventeen |
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Another 5F2A build
Started by tdvt |
29 Replies
8053 Views |
February 03, 2016, 01:47:38 pm by dude |
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Reservoir capacitance question.
Started by mresistor |
3 Replies
2168 Views |
February 03, 2016, 10:26:54 am by mresistor |
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Older Weber blue capcans
Started by crashtm1 |
4 Replies
2253 Views |
February 03, 2016, 12:44:29 am by SoundmasterG |
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Gain Stage-How to do it?
Started by TerryD |
7 Replies
2644 Views |
February 02, 2016, 01:11:43 pm by tubenit |
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Cool power tubes
Started by Leevi |
12 Replies
4832 Views |
February 02, 2016, 05:18:48 am by Leevi |
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Amperex 5Y3GT
Started by mresistor |
8 Replies
3486 Views |
February 02, 2016, 02:31:52 am by Paul1453 |
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