Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 09:18:40 am
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 09:18:40 am | ||
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| passaloutre and 70 Guests are viewing this board. | ||||
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Reverb Transformer
Started by TIMBO |
0 Replies
1699 Views |
February 12, 2016, 08:33:55 pmby TIMBO |
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0 Replies
2448 Views |
February 12, 2016, 06:36:35 pm by tubeswell |
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%e# input nughtmare
Started by ratgon |
26 Replies
6696 Views |
February 12, 2016, 03:20:22 pm by ratgon |
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Latest build pics "Cream 18W Project"
Started by TubeGeek |
20 Replies
5453 Views |
February 12, 2016, 02:54:08 pm by shooter |
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Questions about output tubes
Started by hesamadman |
7 Replies
2852 Views |
February 12, 2016, 10:53:48 am by HotBluePlates |
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Champ with SS rectifier, is this right?
Started by uki |
12 Replies
6740 Views |
February 12, 2016, 10:26:01 am by uki |
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First build tranny ?? (ao-44)
Started by asat |
14 Replies
4248 Views |
February 12, 2016, 12:51:14 am by DummyLoad |
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Decade box
Started by p2pAmps |
15 Replies
4773 Views |
February 11, 2016, 10:28:01 pm by Paul1453 |
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Reverb Tank Placement in Amp Head
Started by TerryD |
9 Replies
6799 Views |
February 11, 2016, 08:18:56 pm by Willabe |
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5 Replies
2314 Views |
February 11, 2016, 08:07:40 pm by ratgon |
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Thoughts on how you'd proceed with this
Started by ratgon |
18 Replies
5009 Views |
February 11, 2016, 07:59:30 pm by ratgon |
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Regulated Screen Supplies?
Started by jbefumo |
23 Replies
8576 Views |
February 11, 2016, 05:32:33 pm by jbefumo |
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70W UL Super Reverb -- Bad JuJu?
Started by jbefumo |
10 Replies
4336 Views |
February 11, 2016, 05:12:35 pm by jbefumo |
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Hello and help!
Started by ratgon |
28 Replies
5213 Views |
February 11, 2016, 01:25:52 pm by pompeiisneaks |
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Vox Pacemaker 2 EL84 tube amp
Started by goldtop1 |
4 Replies
2795 Views |
February 11, 2016, 01:01:45 pm by goldtop1 |
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65 DRRI rebuilder recommendation(s)
Started by W1Jrv |
17 Replies
5841 Views |
February 11, 2016, 07:08:39 am by eleventeen |
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single ended output - output
Started by prune |
7 Replies
2815 Views |
February 11, 2016, 12:34:53 am by eleventeen |
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Preamp for Power Amp Build
Started by silverfox |
4 Replies
2014 Views |
February 10, 2016, 10:09:02 pm by silverfox |
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Backstar head has a new life
Started by okguitarman |
11 Replies
2705 Views |
February 10, 2016, 09:25:43 pm by eleventeen |
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Fender 140 amp
Started by Big chief |
10 Replies
3293 Views |
February 10, 2016, 02:37:42 pm by jojokeo |
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Brownface tonestack question
Started by g-man |
5 Replies
2889 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
4800 Views |
February 09, 2016, 11:25:19 pm by TubeGeek |
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10 Replies
3704 Views |
February 09, 2016, 10:52:12 pm by PRR |
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Orange AD200 build, Transformers?
Started by glassesnvests |
2 Replies
3936 Views |
February 09, 2016, 08:57:06 pm by PRR |
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Peavey Artist 240 Help Please
Started by ElPedro |
1 Replies
2619 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
3164 Views |
February 09, 2016, 07:31:21 pm by Paul1453 |
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Mesa lone star "thick" control
Started by hesamadman |
4 Replies
2585 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
2849 Views |
February 09, 2016, 03:48:34 pm by Fresh_Start |
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1 Replies
2242 Views |
February 09, 2016, 05:48:47 am by sluckey |
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7 Replies
3783 Views |
February 08, 2016, 06:54:07 pm by Fresh_Start |
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bias problem
Started by jekaiser |
17 Replies
4369 Views |
February 08, 2016, 05:16:54 pm by jekaiser |
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5 Replies
3248 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
2267 Views |
February 08, 2016, 05:58:37 am by Papa Jim |
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Princeton on Steroids
Started by jbefumo |
17 Replies
4612 Views |
February 08, 2016, 01:59:12 am by jbefumo |
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2 Replies
2044 Views |
February 07, 2016, 08:29:17 pm by nateflanigan |
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why not a circuit breaker?
Started by tubesornothing |
25 Replies
9098 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
3337 Views |
February 07, 2016, 04:09:10 pm by Shack |
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17 Replies
5520 Views |
February 07, 2016, 03:43:49 pm by p2pAmps |
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11 Replies
3162 Views |
February 07, 2016, 03:28:10 pm by Shack |
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Documenting a 30 watt build
Started by hesamadman |
18 Replies
4912 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
3210 Views |
February 07, 2016, 11:44:26 am by jbefumo |
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Individual Fixed Bias Supplies?
Started by jbefumo |
12 Replies
4198 Views |
February 07, 2016, 11:32:09 am by jbefumo |
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4 Replies
2377 Views |
February 07, 2016, 10:42:56 am by jbefumo |
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16 Replies
9205 Views |
February 07, 2016, 09:18:57 am by jbefumo |
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Tone stack question
Started by Gone_Fishing |
3 Replies
2061 Views |
February 06, 2016, 01:54:32 pm by Gone_Fishing |
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peavey valveking vk212
Started by DummyLoad |
4 Replies
3085 Views |
February 06, 2016, 03:18:31 am by kagliostro |
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7 Replies
2619 Views |
February 05, 2016, 05:16:29 pm by Voxacthirtee |
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6 Replies
2991 Views |
February 05, 2016, 04:54:12 pm by cheater |
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Power Transformer size/rating
Started by pb47 |
9 Replies
2901 Views |
February 05, 2016, 03:37:01 pm by HotBluePlates |
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3 Replies
2303 Views |
February 05, 2016, 03:18:58 pm by HotBluePlates |
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