Welcome To the Hoffman Amplifiers Forum
January 24, 2026, 05:20:15 am
Welcome To the Hoffman Amplifiers ForumJanuary 24, 2026, 05:20:15 am | ||
| Subject / Started by | Replies / Views | Last post  |
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| 0 Members and 38 Guests are viewing this board. | ||||
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Parts source help
Started by labb |
12 Replies
4388 Views |
May 26, 2020, 05:01:37 pmby kagliostro |
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Valco tremotone 1224 question
Started by Hebert |
9 Replies
3884 Views |
May 26, 2020, 01:17:07 pm by bmccowan |
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B+ capacitor question
Started by Johntb |
4 Replies
3617 Views |
May 26, 2020, 06:09:52 am by Johntb |
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GA5 Les Paul Jr - volume question
Started by yorgle |
21 Replies
5896 Views |
May 25, 2020, 08:37:16 pm by yorgle |
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Continuity on ALL my filaments?
Started by jordan86 |
6 Replies
3860 Views |
May 25, 2020, 02:59:07 pm by shooter |
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18 Replies
6544 Views |
May 25, 2020, 01:17:50 pm by SnickSound |
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Single ended 6L6 amp options
Started by bmccowan |
10 Replies
13289 Views |
May 25, 2020, 06:29:55 am by bmccowan |
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B+ question
Started by newguitarsmell |
27 Replies
6429 Views |
May 24, 2020, 11:55:19 pm by newguitarsmell |
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Why are there extra caps on Marshall 1959?
Started by Rp3703 |
11 Replies
5123 Views |
May 24, 2020, 05:25:58 pm by 66Strat |
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3 Replies
3625 Views |
May 24, 2020, 10:27:16 am by 66Strat |
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12 Replies
9851 Views |
May 24, 2020, 06:57:48 am by trobbins |
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60 Replies
14106 Views |
May 24, 2020, 06:11:14 am by Williamblake |
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Extremely high B+ throughout whole amp
Started by clyde |
11 Replies
5239 Views |
May 23, 2020, 03:40:03 pm by clyde |
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13 Replies
5463 Views |
May 22, 2020, 04:40:09 pm by tubeswell |
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Fender reverb volume boost
Started by SILVERGUN |
14 Replies
4503 Views |
May 22, 2020, 02:48:50 pm by PRR |
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extra tubes on the 6.3VAC circuit
Started by AxeAmpTN |
28 Replies
6854 Views |
May 22, 2020, 11:41:04 am by AxeAmpTN |
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16 Replies
6067 Views |
May 22, 2020, 10:56:38 am by tnmgcarbide |
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6 Replies
3275 Views |
May 21, 2020, 08:00:37 pm by Dave |
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Grid Bias Balance?
Started by Bluto! |
15 Replies
5075 Views |
May 21, 2020, 06:48:03 pm by Bluto! |
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4 Replies
2899 Views |
May 21, 2020, 05:37:12 pm by shooter |
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Your preference on center taps?
Started by jordan86 |
9 Replies
7229 Views |
May 21, 2020, 04:50:38 pm by shooter |
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20 Replies
6791 Views |
May 21, 2020, 12:08:40 am by jojokeo |
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U320APB Cap job on the way.
Started by swandezvous |
4 Replies
3129 Views |
May 20, 2020, 08:24:48 pm by j_bruce |
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Fixed Bias setting for 6GW8
Started by TIMBO |
8 Replies
3888 Views |
May 20, 2020, 07:38:16 pm by TIMBO |
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Clean-ish 6V6 circuit suggestion???
Started by Markeebee |
11 Replies
4198 Views |
May 20, 2020, 07:11:31 pm by tubeswell |
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Quick Grounding Question
Started by Sine_wave_surfer |
5 Replies
2743 Views |
May 20, 2020, 04:45:20 pm by shooter |
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17 Replies
6816 Views |
May 20, 2020, 01:56:02 pm by pdf64 |
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first filter cap location
Started by labb |
14 Replies
4182 Views |
May 20, 2020, 01:04:05 pm by 66Strat |
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Smoking Bias Resistor
Started by tommyjr98@gmail.com |
40 Replies
10696 Views |
May 19, 2020, 04:37:40 pm by labb |
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22 Replies
8143 Views |
May 19, 2020, 11:32:06 am by Sansteeth |
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50 Replies
20683 Views |
May 19, 2020, 04:06:54 am by tubeswell |
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40 Replies
15915 Views |
May 19, 2020, 02:20:48 am by Blackface5f6 |
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EKO Duke Amp restoration
Started by vampwizzard |
10 Replies
6921 Views |
May 18, 2020, 10:20:48 pm by nandrewjackson |
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19 Replies
5624 Views |
May 18, 2020, 09:18:05 pm by silverfox |
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Question about paralleling triodes
Started by big-ez |
9 Replies
3271 Views |
May 17, 2020, 08:31:06 am by kagliostro |
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Thoughts on vero/strip boards for preamp
Started by Johntb |
2 Replies
3030 Views |
May 17, 2020, 03:48:51 am by Latole |
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23 Replies
7339 Views |
May 16, 2020, 05:16:54 pm by KeithR |
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6600 ohm primary and 3.6 ohm secondary OT
Started by Hebert |
11 Replies
4368 Views |
May 16, 2020, 10:38:55 am by finkaudio |
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Just finished a new D'mars overdrive
Started by Tone Junkie |
10 Replies
4126 Views |
May 15, 2020, 05:24:01 am by tubenit |
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What does this trimmer do ?
Started by Rustynuts |
3 Replies
2723 Views |
May 15, 2020, 03:40:03 am by nandrewjackson |
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Please Help Me Understand?
Started by The Ballzz |
21 Replies
6233 Views |
May 14, 2020, 02:05:55 am by DummyLoad |
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81 Replies
18997 Views |
May 13, 2020, 10:10:18 pm by Meltunes |
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5 Replies
3590 Views |
May 13, 2020, 09:15:16 pm by Willabe |
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no vibrato fender vibroverb
Started by Stevewdewitt |
5 Replies
2951 Views |
May 13, 2020, 07:49:31 pm by vampwizzard |
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4 Replies
2982 Views |
May 13, 2020, 03:16:06 pm by DummyLoad |
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6 Replies
4056 Views |
May 13, 2020, 02:29:23 pm by kagliostro |
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Noise sensitivity
Started by warioblast |
26 Replies
6504 Views |
May 13, 2020, 09:02:25 am by Latole |
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12 Replies
8662 Views |
May 12, 2020, 04:13:46 pm by jordan86 |
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Brown sound voltages
Started by Tone Junkie |
7 Replies
3863 Views |
May 12, 2020, 02:21:00 pm by SILVERGUN |
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9 Replies
4229 Views |
May 12, 2020, 03:00:57 am by nandrewjackson |
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