Welcome To the Hoffman Amplifiers Forum
October 23, 2025, 04:19:47 pm
Welcome To the Hoffman Amplifiers ForumOctober 23, 2025, 04:19:47 pm | ||
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skylark GA5T question
Started by shooter |
2 Replies
2052 Views |
May 21, 2014, 04:18:05 pmby shooter |
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13 Replies
5793 Views |
May 21, 2014, 02:39:06 pm by Gainzilla |
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Power Transformer
Started by TIMBO |
15 Replies
4275 Views |
May 21, 2014, 11:11:50 am by tubeswell |
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77 Replies
16296 Views |
May 20, 2014, 07:53:21 pm by EL34 |
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More on heaters
Started by Ed_Chambley |
47 Replies
13149 Views |
May 20, 2014, 02:26:35 pm by Willabe |
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11 Replies
8572 Views |
May 20, 2014, 06:54:52 am by Jack1962 |
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2 heads on stage
Started by Madison |
9 Replies
4036 Views |
May 19, 2014, 07:09:36 pm by Madison |
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Raised heater CT voltage?
Started by Voxbox |
6 Replies
2714 Views |
May 19, 2014, 05:05:58 pm by Voxbox |
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Have to build or go nuts
Started by stevehoover |
3 Replies
2084 Views |
May 18, 2014, 11:01:36 pm by stevehoover |
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D13 SJT 10/20 Biasing
Started by NotSure |
1 Replies
2253 Views |
May 18, 2014, 09:04:06 pm by HotBluePlates |
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Not sure if voltages are correct ?
Started by dude |
4 Replies
2431 Views |
May 18, 2014, 08:07:13 pm by dude |
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Old Mallory Caps
Started by TerryD |
18 Replies
7335 Views |
May 18, 2014, 03:00:50 pm by EL34 |
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4 Replies
4072 Views |
May 18, 2014, 01:59:53 pm by kagliostro |
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Some jargon definition please
Started by Ross |
5 Replies
2542 Views |
May 18, 2014, 01:19:58 pm by TIMBO |
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Adding a Dwell pot to reverb
Started by TIMBO |
2 Replies
2617 Views |
May 18, 2014, 01:12:38 pm by TIMBO |
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18 Replies
8203 Views |
May 18, 2014, 04:34:57 am by davew |
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DC Heater Circuit Question
Started by Ed_Chambley |
18 Replies
6604 Views |
May 17, 2014, 06:18:29 pm by shooter |
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Magnatone M4
Started by plexi50 |
6 Replies
3406 Views |
May 17, 2014, 01:19:07 pm by plexi50 |
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TremRevalo unit
Started by tubenit |
7 Replies
2898 Views |
May 17, 2014, 12:22:52 pm by jjasilli |
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11 Replies
4681 Views |
May 17, 2014, 07:48:17 am by kagliostro |
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tone stack question
Started by shooter |
6 Replies
2964 Views |
May 16, 2014, 06:29:58 pm by HotBluePlates |
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13 Replies
6422 Views |
May 15, 2014, 04:04:57 pm by HotBluePlates |
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12 Replies
6618 Views |
May 15, 2014, 07:27:36 am by Willabe |
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5E3 Franken Clone
Started by plexi50 |
3 Replies
2723 Views |
May 14, 2014, 10:16:04 am by plexi50 |
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AA764 Champ diy bug help!!!!!
Started by goldstache |
4 Replies
2010 Views |
May 14, 2014, 08:58:33 am by Willabe |
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Canada Amp Project
Started by TubeGeek |
28 Replies
6924 Views |
May 13, 2014, 01:32:48 pm by Tom_Hull |
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12AX7 max input signal voltage ?
Started by Colas LeGrippa |
12 Replies
11737 Views |
May 13, 2014, 11:23:05 am by jojokeo |
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2 Replies
2351 Views |
May 13, 2014, 09:44:30 am by chocopower |
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Please help
Started by dscottguitars |
2 Replies
1883 Views |
May 13, 2014, 06:37:32 am by stratele52 |
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Schem question
Started by J Rindt |
15 Replies
4063 Views |
May 13, 2014, 06:08:29 am by EL34 |
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96 Replies
36757 Views |
May 13, 2014, 02:26:46 am by kagliostro |
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Antiquing Aluminium tube cans
Started by Voxbox |
7 Replies
2838 Views |
May 12, 2014, 11:14:31 am by EL34 |
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Powering a tube with 12.6 VDC
Started by hesamadman |
11 Replies
3272 Views |
May 12, 2014, 11:09:14 am by EL34 |
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6G9B Bassman question
Started by stevehoover |
3 Replies
2413 Views |
May 12, 2014, 10:43:53 am by EL34 |
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Champ type kit sounds good but so quiet
Started by NotSure |
9 Replies
2800 Views |
May 11, 2014, 06:05:50 pm by kagliostro |
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9 Replies
4420 Views |
May 11, 2014, 05:49:05 pm by theundeadelvis |
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0 Replies
1897 Views |
May 11, 2014, 03:24:04 pm by eleventeen |
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Supply ripple
Started by Voxbox |
4 Replies
2273 Views |
May 11, 2014, 01:07:48 pm by eleventeen |
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6V6GT's in push pull @ 250V
Started by stevehoover |
5 Replies
4142 Views |
May 11, 2014, 09:32:31 am by stevehoover |
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Speaker ohms mismatch
Started by g-man |
2 Replies
1851 Views |
May 10, 2014, 11:21:33 am by g-man |
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Vintage Andre amp?
Started by lego4040 |
1 Replies
2132 Views |
May 09, 2014, 06:24:17 pm by HotBluePlates |
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Dissimilar triodes in CF
Started by macula56 |
9 Replies
3532 Views |
May 09, 2014, 05:34:35 pm by macula56 |
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10 Replies
5089 Views |
May 09, 2014, 04:35:02 pm by kagliostro |
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New Chicken Wing Build Help
Started by ncusack |
12 Replies
3920 Views |
May 09, 2014, 04:23:52 pm by ncusack |
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11 Replies
3724 Views |
May 09, 2014, 03:24:29 am by stratele52 |
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Single channel super reverb with PPIVMV
Started by Brianpa |
1 Replies
1958 Views |
May 08, 2014, 09:06:29 pm by sluckey |
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Knight reverb unit KN-701
Started by punkykatt |
18 Replies
6510 Views |
May 08, 2014, 07:01:36 pm by punkykatt |
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Add an easy third channel
Started by jim |
5 Replies
2326 Views |
May 08, 2014, 09:35:50 am by lego4040 |
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0 Replies
1673 Views |
May 07, 2014, 05:37:48 am by tubenit |
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8 Replies
3993 Views |
May 07, 2014, 03:34:39 am by sluckey |
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