Welcome To the Hoffman Amplifiers Forum
September 07, 2025, 08:39:05 am
Welcome To the Hoffman Amplifiers ForumSeptember 07, 2025, 08:39:05 am | ||
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Soldano Sloo without the poweramp section?
Started by Oddvar |
9 Replies
3444 Views |
November 13, 2017, 07:19:02 pmby Tone Junkie |
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Lower wattage transformers
Started by JLS |
4 Replies
2998 Views |
November 13, 2017, 02:57:11 pm by shooter |
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3 Replies
1770 Views |
November 13, 2017, 12:09:21 am by SolidStateCircuitReject |
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Simplest tube tremelo
Started by Toxophilite |
13 Replies
4794 Views |
November 12, 2017, 09:24:55 pm by sluckey |
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6 Replies
2179 Views |
November 12, 2017, 02:59:30 pm by shooter |
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Long tail phase inverter "scaling"
Started by PlumMojo |
1 Replies
1831 Views |
November 12, 2017, 11:05:08 am by PRR |
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Please give your contribute - add a tube to this list
Started by kagliostro « 1 2 » |
97 Replies
34342 Views |
November 12, 2017, 08:56:29 am by PlumMojo |
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Selecting output transformers
Started by Heavenamps |
1 Replies
2463 Views |
November 12, 2017, 12:37:53 am by PRR |
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EL84 short
Started by Heavenamps |
7 Replies
3077 Views |
November 11, 2017, 11:32:58 pm by Heavenamps |
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Board drilling
Started by labb |
15 Replies
3522 Views |
November 11, 2017, 06:31:34 pm by shooter |
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3 Replies
2203 Views |
November 11, 2017, 06:19:36 pm by 92Volts |
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2 Replies
1869 Views |
November 11, 2017, 01:40:56 pm by leevc5 |
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Troubleshooting first build.
Started by Tapsnap |
16 Replies
4238 Views |
November 11, 2017, 10:48:01 am by Willabe |
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12 Replies
3497 Views |
November 11, 2017, 07:27:44 am by kagliostro |
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PPIMV - why not standard on all PP amps?
Started by dennyg |
12 Replies
4479 Views |
November 10, 2017, 12:22:23 pm by jojokeo |
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MOVED: Hi everyone
Started by tubenit |
0 Replies
1496 Views |
November 09, 2017, 04:58:15 am by tubenit |
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2 Replies
2541 Views |
November 09, 2017, 02:38:24 am by Leevi |
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Rickenbacher lunchpail amp circa 1934
Started by terminalgs |
1 Replies
1868 Views |
November 08, 2017, 10:12:18 pm by PRR |
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Epi VJ with dyslexia
Started by super&plexi |
7 Replies
2481 Views |
November 08, 2017, 09:37:26 pm by brewdude |
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lead free Solder and Rohs
Started by capmando |
15 Replies
4675 Views |
November 08, 2017, 08:46:17 pm by murrayatuptown |
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Adding reverb
Started by davidwpack |
6 Replies
2673 Views |
November 08, 2017, 06:13:50 pm by DummyLoad |
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20 Replies
5755 Views |
November 08, 2017, 09:43:02 am by alange5 |
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6 Replies
3470 Views |
November 08, 2017, 08:06:00 am by sluckey |
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5e5a help!
Started by etneccas |
21 Replies
4717 Views |
November 07, 2017, 06:10:24 pm by etneccas |
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Does this work?
Started by Leevi |
5 Replies
2155 Views |
November 07, 2017, 01:36:05 pm by Leevi |
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2 Replies
1595 Views |
November 06, 2017, 10:09:34 pm by ManisMan |
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Sorting EL34 plate voltage
Started by TheKT88KilledJFK |
4 Replies
4202 Views |
November 06, 2017, 12:42:39 pm by TheKT88KilledJFK |
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Capacitance of switches
Started by 92Volts |
6 Replies
2245 Views |
November 05, 2017, 01:14:14 pm by 92Volts |
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16 Replies
4102 Views |
November 05, 2017, 12:00:29 pm by shooter |
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17 Replies
5654 Views |
November 04, 2017, 07:52:32 pm by tubeswell |
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Hiwatt HG50C channels volume difference
Started by nomorers |
6 Replies
2346 Views |
November 04, 2017, 10:31:23 am by shooter |
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23 Replies
5068 Views |
November 03, 2017, 09:55:28 pm by ManisMan |
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70 Replies
12235 Views |
November 03, 2017, 04:41:52 pm by sluckey |
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Adhesive on tube glass, bad?
Started by uki |
13 Replies
3804 Views |
November 03, 2017, 12:22:01 pm by Willabe |
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4 Replies
2010 Views |
November 02, 2017, 03:17:59 pm by DummyLoad |
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Sizing & Spec'ing Transformers
Started by BlackCrowe604 |
12 Replies
5782 Views |
November 01, 2017, 11:11:35 am by tubeswell |
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Center-tapped winding current ratings?
Started by 92Volts |
17 Replies
7712 Views |
November 01, 2017, 08:18:01 am by jjasilli |
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6 Replies
3400 Views |
October 31, 2017, 10:59:09 pm by punkykatt |
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tweed pro re-cap
Started by J Rindt |
6 Replies
2317 Views |
October 31, 2017, 10:17:00 pm by PRR |
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Preamp only AB763 single channel
Started by Willisamps |
3 Replies
2619 Views |
October 31, 2017, 09:53:44 pm by drew |
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Power cord strain relief bushing too small
Started by bnwitt |
11 Replies
4842 Views |
October 31, 2017, 09:17:40 pm by PRR |
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48 Replies
8204 Views |
October 31, 2017, 03:33:51 pm by Auke Jolman |
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15 Replies
4386 Views |
October 31, 2017, 12:37:31 pm by pompeiisneaks |
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Re:globeking 100a
Started by Noclue |
2 Replies
2475 Views |
October 31, 2017, 03:58:16 am by Noclue |
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12 Replies
4994 Views |
October 30, 2017, 11:36:55 pm by BlackCrowe604 |
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output transformer impedance question
Started by Tapsnap |
34 Replies
13019 Views |
October 30, 2017, 07:52:21 pm by Tapsnap |
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Haynes Jazz King II
Started by plexi50 |
19 Replies
11040 Views |
October 30, 2017, 02:56:46 pm by rml714 |
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High-voltage power connectors
Started by 92Volts |
7 Replies
2781 Views |
October 29, 2017, 06:45:06 pm by bnwitt |
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5 Replies
2515 Views |
October 29, 2017, 01:41:08 pm by sluckey |
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5 Replies
2405 Views |
October 29, 2017, 12:35:13 pm by jojokeo |
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