Welcome To the Hoffman Amplifiers Forum
December 08, 2025, 04:36:49 pm
Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 04:36:49 pm | ||
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5 Replies
2772 Views |
January 19, 2016, 03:35:13 pmby MFowler |
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4 Replies
3130 Views |
January 19, 2016, 02:41:25 pm by Fresh_Start |
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16 Replies
9581 Views |
January 18, 2016, 05:24:39 pm by Paul1453 |
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1 channel AB763 chassis size
Started by dunner84 |
9 Replies
3350 Views |
January 18, 2016, 02:33:31 pm by DummyLoad |
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New 5f2a build oscillation Issue
Started by dunner84 |
36 Replies
8467 Views |
January 17, 2016, 01:10:11 pm by Paul1453 |
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Fender reverb unit
Started by Big chief |
6 Replies
3037 Views |
January 16, 2016, 06:32:12 pm by Mike_J |
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Sparks flying in power tubes...
Started by markmalin |
27 Replies
14899 Views |
January 16, 2016, 03:48:46 pm by markmalin |
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31 Replies
10189 Views |
January 16, 2016, 12:47:40 pm by silverfox |
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Salvaged Transformer Help
Started by ncusack |
7 Replies
4359 Views |
January 15, 2016, 08:00:18 am by eleventeen |
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746 Replies
230299 Views |
January 14, 2016, 03:49:18 pm by sluckey |
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18 Replies
15414 Views |
January 14, 2016, 01:20:42 pm by jane_t steele |
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Matchless Spitfire Build Troubleshooting
Started by silendt |
31 Replies
14522 Views |
January 14, 2016, 12:31:26 am by MFowler |
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4 gain stage comparison
Started by tubenit |
12 Replies
5272 Views |
January 13, 2016, 11:39:31 pm by PRR |
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4 Replies
2546 Views |
January 13, 2016, 11:22:50 pm by bbbbass |
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princeton reverb AA1164 new build
Started by khansen810 |
3 Replies
2473 Views |
January 12, 2016, 06:35:05 pm by EL34 |
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Speaker jack mod
Started by Jerzey2222 |
16 Replies
4000 Views |
January 12, 2016, 01:25:05 pm by MFowler |
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Some pointers on my breadboard?
Started by hesamadman |
5 Replies
2631 Views |
January 11, 2016, 08:38:44 pm by Paul1453 |
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Input jacks Fender style
Started by uki |
10 Replies
7750 Views |
January 10, 2016, 10:34:29 pm by uki |
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Bogen MX30A tweaker amp
Started by glassesnvests |
19 Replies
8099 Views |
January 10, 2016, 01:44:05 pm by PRR |
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Fixed bias help
Started by goldstache |
6 Replies
2419 Views |
January 10, 2016, 09:47:04 am by goldstache |
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OP Amp EQ circuit for Tube Amp
Started by silverfox |
12 Replies
5418 Views |
January 09, 2016, 02:39:18 pm by silverfox |
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Whistling causes
Started by Paul1453 |
22 Replies
6765 Views |
January 09, 2016, 10:48:06 am by Paul1453 |
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One Tube 6GW8 Reverb
Started by TIMBO |
2 Replies
4956 Views |
January 09, 2016, 06:46:36 am by tubenit |
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Excessive heat and venting
Started by hesamadman |
18 Replies
5496 Views |
January 08, 2016, 09:06:39 pm by PRR |
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2 Replies
2060 Views |
January 07, 2016, 01:14:07 pm by Skip Hagey |
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KT66 Push Pull Output Transformer
Started by Ed_Chambley |
21 Replies
15986 Views |
January 07, 2016, 12:58:34 pm by Paul1453 |
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13 Replies
4868 Views |
January 07, 2016, 06:03:09 am by EL34 |
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2 Replies
2685 Views |
January 06, 2016, 06:08:33 pm by PRR |
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PT ?
Started by okguitarman |
2 Replies
1840 Views |
January 04, 2016, 10:22:02 pm by okguitarman |
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Troublesome silverface Champ
Started by alange5 |
12 Replies
5894 Views |
January 04, 2016, 10:00:12 pm by PRR |
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15 Replies
15629 Views |
January 04, 2016, 03:17:42 pm by shooter |
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iron from an ECLL800 amp
Started by birt |
16 Replies
11844 Views |
January 03, 2016, 04:19:37 pm by kagliostro |
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Is this dangerous?
Started by TerryD |
3 Replies
2550 Views |
January 03, 2016, 03:35:17 pm by TerryD |
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SE KT66 amp - which OT?
Started by Pete1950 |
15 Replies
8692 Views |
January 03, 2016, 11:17:33 am by shooter |
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4 Replies
2625 Views |
January 02, 2016, 07:28:10 pm by TubeGeek |
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Princeton build from he!!
Started by ElPedro |
4 Replies
2359 Views |
January 02, 2016, 08:33:03 am by HotBluePlates |
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OT Primary to Secondary ratio
Started by Willabe |
8 Replies
2824 Views |
January 02, 2016, 08:21:51 am by HotBluePlates |
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4 Replies
3110 Views |
January 01, 2016, 06:39:22 pm by PRR |
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6V6 plexi (with 18 watt preamp) question
Started by dude |
10 Replies
4476 Views |
January 01, 2016, 07:36:46 am by MFowler |
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DIASON HYBRID AMP
Started by TIMBO |
26 Replies
8379 Views |
December 31, 2015, 09:05:21 pm by TIMBO |
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D'Lite with 6P1P
Started by adamG |
3 Replies
5550 Views |
December 31, 2015, 04:40:56 pm by PRR |
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Do I have in "essence" 1 meg already?
Started by TerryD |
1 Replies
2159 Views |
December 31, 2015, 12:17:16 pm by Willabe |
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5E3 plate voltages too low?
Started by markmalin |
8 Replies
7552 Views |
December 31, 2015, 10:07:00 am by markmalin |
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9 Replies
4421 Views |
December 30, 2015, 09:53:41 pm by TerryD |
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Harmonilux Reverb AA964???
Started by Toxophilite « 1 2 3 4 » |
168 Replies
30904 Views |
December 30, 2015, 06:05:24 pm by Toxophilite |
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9 Replies
3556 Views |
December 30, 2015, 07:40:16 am by mresistor |
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Deluxe Reverb AB763 Tremolo Issues
Started by plaidzebra |
9 Replies
3253 Views |
December 29, 2015, 09:06:16 pm by plaidzebra |
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29 Replies
8422 Views |
December 29, 2015, 12:21:48 pm by jojokeo |
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Bias not right on Princeton Reverb
Started by ElPedro |
5 Replies
3871 Views |
December 29, 2015, 08:31:20 am by sluckey |
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3 Replies
2673 Views |
December 28, 2015, 11:23:35 pm by Fresh_Start |
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