Welcome To the Hoffman Amplifiers Forum
April 28, 2026, 04:02:31 pm
Welcome To the Hoffman Amplifiers ForumApril 28, 2026, 04:02:31 pm | ||
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understanding chokes
Started by Tone Junkie |
4 Replies
3767 Views |
March 09, 2012, 01:41:30 amby Tone Junkie |
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amp buzz....again
Started by 12AX7 |
11 Replies
7262 Views |
March 08, 2012, 09:54:06 am by 12AX7 |
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Issues with a Customer's Amp?
Started by Platefire |
19 Replies
7484 Views |
March 08, 2012, 01:35:20 am by tubeswell |
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SoLow Watt with ECL86 tubes...simple?
Started by m3moser |
13 Replies
10850 Views |
March 07, 2012, 04:13:41 pm by Willabe |
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Shielded cable for NFB?
Started by 12AX7 |
7 Replies
7402 Views |
March 07, 2012, 09:53:25 am by 12AX7 |
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35 Replies
13636 Views |
March 07, 2012, 06:58:07 am by Jennings |
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Bias through 1 ohm 1 watt resistors
Started by daveyajd |
8 Replies
10574 Views |
March 06, 2012, 11:53:01 pm by daveyajd |
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Cascode input on hoso56T
Started by bruno |
5 Replies
4550 Views |
March 06, 2012, 11:20:52 pm by jojokeo |
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Chassis layout, tubes up front?
Started by Madison |
17 Replies
7610 Views |
March 06, 2012, 03:55:12 pm by John |
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13 Replies
7012 Views |
March 06, 2012, 07:50:41 am by kagliostro |
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box of used tubes_Next Project
Started by ernest |
5 Replies
3986 Views |
March 06, 2012, 12:58:50 am by DummyLoad |
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TSL Output Transformer
Started by plexi50 |
3 Replies
3651 Views |
March 05, 2012, 06:56:54 pm by plexi50 |
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5 Replies
4742 Views |
March 05, 2012, 10:24:11 am by DummyLoad |
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SLOW DRIVE 84
Started by TIMBO |
33 Replies
11000 Views |
March 05, 2012, 05:30:12 am by tubenit |
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18 watt front with El-34 NFB?
Started by Ed_Chambley |
13 Replies
6248 Views |
March 05, 2012, 02:05:10 am by sluckey |
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The Rebeltone
Started by TubeGeek |
1 Replies
3176 Views |
March 04, 2012, 09:57:44 pm by HotBluePlates |
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19 Replies
11713 Views |
March 04, 2012, 07:41:26 pm by Jack1962 |
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2 Replies
4464 Views |
March 04, 2012, 06:13:25 pm by AZJimC |
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0 Replies
4523 Views |
March 04, 2012, 06:12:24 am by kagliostro |
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5w, SE version of the Marshall 18w
Started by blackcorvo |
27 Replies
13888 Views |
March 03, 2012, 05:58:18 pm by blackcorvo |
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Orange Overdrive weird noise problem
Started by chocopower |
6 Replies
4192 Views |
March 03, 2012, 04:12:57 pm by chocopower |
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Amp keeps blowing fuses at startup
Started by Baguette |
18 Replies
12590 Views |
March 03, 2012, 09:41:35 am by plexi50 |
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Blackfacing SFSR tremelo?
Started by Mars-Hall |
0 Replies
2840 Views |
March 02, 2012, 10:10:30 pm by Mars-Hall |
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Klein Baphomet lo volt EL84
Started by rzenc |
12 Replies
8718 Views |
March 02, 2012, 10:35:47 am by rzenc |
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remove two of the four el84's
Started by johnnyd1961 |
1 Replies
3257 Views |
March 02, 2012, 10:23:28 am by ernie_jr |
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can i build bass amp
Started by kwm488 |
14 Replies
7920 Views |
March 02, 2012, 09:32:52 am by Ed_Chambley |
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SE- screen higher than plate
Started by John |
5 Replies
4723 Views |
March 02, 2012, 09:04:32 am by John |
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Inside an Atom
Started by ajeffcote |
16 Replies
7379 Views |
March 01, 2012, 05:09:02 pm by Willabe |
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SE 12AT7 Using Reverb Transformer
Started by ncusack |
2 Replies
3711 Views |
March 01, 2012, 11:34:12 am by Iannone |
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AB763 V5 Voltage too high
Started by NannerPuddin |
22 Replies
12532 Views |
March 01, 2012, 10:01:26 am by Willabe |
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Preamp Out on Gibson GA 5T
Started by dpm309 |
11 Replies
5859 Views |
February 29, 2012, 01:15:16 pm by dpm309 |
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split load plates on PI?
Started by 12AX7 |
12 Replies
9884 Views |
February 29, 2012, 09:20:45 am by 12AX7 |
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Budda SD45
Started by Leevi |
10 Replies
15057 Views |
February 29, 2012, 09:17:33 am by FYL |
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1965 Vox ac30 hum...
Started by bruno |
1 Replies
4750 Views |
February 28, 2012, 07:55:08 am by rzenc |
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11 Replies
11642 Views |
February 28, 2012, 06:35:43 am by rzenc |
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Deluxe Reverb - want earlier breakup
Started by LooseChange |
24 Replies
15379 Views |
February 28, 2012, 06:00:58 am by LooseChange |
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MOVED: baffle board material
Started by tubenit |
0 Replies
3329 Views |
February 28, 2012, 05:17:26 am by tubenit |
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22ga OK for heater string?
Started by hokenpoke |
11 Replies
7196 Views |
February 27, 2012, 11:31:14 am by Willabe |
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bias circuit frustration
Started by firemedic |
18 Replies
7825 Views |
February 26, 2012, 09:11:44 pm by firemedic |
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Fantasy TOS Needs your contribute
Started by kagliostro |
5 Replies
4074 Views |
February 26, 2012, 05:54:44 pm by kagliostro |
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Amp-Powered Foot-switch LEDs
Started by tdvt |
9 Replies
5087 Views |
February 25, 2012, 06:21:03 pm by Geezer |
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Dougs Bias Tester / Cant Find Order Page
Started by plexi50 |
30 Replies
9968 Views |
February 25, 2012, 04:07:37 pm by plexi50 |
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33 Replies
10683 Views |
February 25, 2012, 07:32:14 am by mpayne |
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5 Replies
4226 Views |
February 25, 2012, 07:07:16 am by LooseChange |
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Ampeg B-15 build
Started by LooseChange |
9 Replies
5598 Views |
February 25, 2012, 06:49:43 am by LooseChange |
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Virtual TUBE TESTER
Started by Colas LeGrippa |
10 Replies
6325 Views |
February 25, 2012, 06:36:23 am by stratele52 |
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Service for Carvin PA in mid west
Started by chuggy |
4 Replies
3982 Views |
February 24, 2012, 10:00:52 pm by bigsbybender |
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6.3V DC heaters
Started by jeff |
2 Replies
4729 Views |
February 24, 2012, 08:41:30 pm by John |
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7 Replies
5113 Views |
February 24, 2012, 06:45:26 pm by ajeffcote |
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4 Replies
4154 Views |
February 24, 2012, 06:20:27 pm by m3moser |
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