Welcome To the Hoffman Amplifiers Forum
April 27, 2026, 06:33:10 pm
Welcome To the Hoffman Amplifiers ForumApril 27, 2026, 06:33:10 pm | ||
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ampeg build, M12,R12R reverbrocket.
Started by Tom_Hull |
5 Replies
4770 Views |
April 03, 2013, 07:48:59 amby Tom_Hull |
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6L6's in Princeton clone
Started by frankeg |
10 Replies
7564 Views |
April 03, 2013, 07:45:19 am by Ed_Chambley |
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2 Replies
5375 Views |
April 03, 2013, 02:45:20 am by kagliostro |
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Choke orientation
Started by alerich |
25 Replies
14152 Views |
April 03, 2013, 12:14:50 am by jojokeo |
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Dumble Distortion Circuit Design
Started by silverfox |
11 Replies
9492 Views |
April 02, 2013, 05:49:47 pm by jazbo8 |
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Carolina Blues Special build for a friend
Started by BarryW |
7 Replies
5183 Views |
April 01, 2013, 11:01:27 am by BarryW |
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52 Replies
20157 Views |
March 31, 2013, 07:04:36 pm by HotBluePlates |
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PLEXI 6V6 With OD
Started by TIMBO |
3 Replies
3486 Views |
March 31, 2013, 06:49:33 pm by tubenit |
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44 Replies
17971 Views |
March 30, 2013, 04:15:18 pm by SILVERGUN |
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2 Replies
6665 Views |
March 30, 2013, 06:31:30 am by kagliostro |
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New Power Amp Build
Started by silverfox |
6 Replies
4793 Views |
March 29, 2013, 09:32:55 pm by HotBluePlates |
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72 Quad Reverb heater wires crossed?
Started by Mars-Hall |
6 Replies
4338 Views |
March 29, 2013, 08:02:54 pm by jeff |
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Problem with pots
Started by ericlen838 |
4 Replies
3617 Views |
March 29, 2013, 10:15:53 am by stratele52 |
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Schematic for National Glenwood 2x12
Started by six_eight |
3 Replies
4246 Views |
March 28, 2013, 05:13:24 pm by six_eight |
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Pro reverb tremolo problem
Started by Underwood |
7 Replies
4347 Views |
March 28, 2013, 03:08:57 pm by punkykatt |
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Pro reverb vibrato noise
Started by Underwood |
0 Replies
3135 Views |
March 28, 2013, 10:31:41 am by Underwood |
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powerless sound caused by OT?
Started by Leevi |
7 Replies
3893 Views |
March 27, 2013, 07:30:44 pm by firemedic |
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bad tube or what
Started by Seegs |
16 Replies
7600 Views |
March 26, 2013, 08:58:46 pm by HotBluePlates |
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AB763 Dropping Resistors?
Started by ajeffcote |
7 Replies
6883 Views |
March 26, 2013, 12:52:39 pm by ajeffcote |
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Marshall JTM45 Combo design
Started by TuBo |
12 Replies
7715 Views |
March 25, 2013, 11:21:21 am by TuBo |
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HIWATT LEAD
Started by TIMBO |
5 Replies
4551 Views |
March 25, 2013, 10:48:32 am by SILVERGUN |
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P/P plate driven issue
Started by Colas LeGrippa |
4 Replies
3500 Views |
March 25, 2013, 06:41:38 am by Colas LeGrippa |
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Cathode bias Plexi tuning
Started by SLW |
17 Replies
10695 Views |
March 24, 2013, 08:00:02 pm by SLW |
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Tube amp grounding
Started by BobbyS |
4 Replies
4789 Views |
March 24, 2013, 05:41:06 pm by BobbyS |
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where to put my pot?
Started by shooter |
4 Replies
4010 Views |
March 24, 2013, 02:25:03 pm by HotBluePlates |
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Push-Pull 12au7
Started by VMS |
7 Replies
10981 Views |
March 24, 2013, 08:14:15 am by VMS |
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6 Replies
5741 Views |
March 23, 2013, 10:55:43 am by kagliostro |
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6L6GC Load Resistance
Started by triplejjr |
6 Replies
12432 Views |
March 22, 2013, 06:53:37 pm by PRR |
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10 Replies
6155 Views |
March 22, 2013, 04:47:43 pm by loogie |
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5 Replies
7323 Views |
March 22, 2013, 07:34:04 am by HotBluePlates |
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Virgin 66 Pro Reverb
Started by Voxbox |
22 Replies
10325 Views |
March 21, 2013, 06:43:37 pm by HotBluePlates |
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Ceriatone 18w EF86 TMB
Started by shortfuse |
22 Replies
12112 Views |
March 21, 2013, 10:42:14 am by jojokeo |
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TA and TU for pcl86 amp question
Started by kagliostro |
4 Replies
4408 Views |
March 21, 2013, 01:16:57 am by kagliostro |
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16 Replies
8172 Views |
March 20, 2013, 11:43:54 pm by HotBluePlates |
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Boost pedal popping
Started by Madison |
11 Replies
5214 Views |
March 20, 2013, 11:03:10 pm by Madison |
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TOOB EF86 Recommendations
Started by Ed_Chambley |
4 Replies
3556 Views |
March 20, 2013, 07:27:19 pm by Davidg |
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loud hum on Krank Revolution 1
Started by Jack1962 |
13 Replies
9884 Views |
March 19, 2013, 06:15:21 pm by Jack1962 |
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Bias Splitter Theory
Started by alerich |
2 Replies
4209 Views |
March 19, 2013, 11:10:20 am by alerich |
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need a source for 6KG6A/ EL509 tubes
Started by pbman1953 |
7 Replies
5173 Views |
March 19, 2013, 07:26:14 am by pbman1953 |
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A 6V6 in the Hand's Worth a 6L6 in the Bush
Started by jeff |
30 Replies
10824 Views |
March 18, 2013, 10:29:44 pm by DummyLoad |
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11 Replies
8214 Views |
March 18, 2013, 04:31:58 pm by kagliostro |
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Anybody heard of a Mark Sheets Amp?
Started by Platefire |
7 Replies
6056 Views |
March 18, 2013, 02:20:18 pm by Willabe |
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13 Replies
6591 Views |
March 18, 2013, 02:03:46 pm by Willabe |
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Hoffman stereo poweramp
Started by mule |
1 Replies
2923 Views |
March 18, 2013, 01:56:55 am by kagliostro |
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19 Replies
9891 Views |
March 17, 2013, 05:27:09 pm by Bluemeany |
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Is this schematic correct ?
Started by kagliostro |
2 Replies
2939 Views |
March 17, 2013, 03:39:55 pm by kagliostro |
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Power Amp Build Problem
Started by silverfox |
18 Replies
7321 Views |
March 17, 2013, 03:35:37 pm by silverfox |
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Cathode biased PR trem depth ?
Started by floyd |
13 Replies
6194 Views |
March 17, 2013, 01:14:23 pm by floyd |
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Another Revibe story
Started by sluckey |
8 Replies
4975 Views |
March 17, 2013, 09:34:45 am by punkykatt |
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Mid Boost
Started by dscottguitars |
2 Replies
3705 Views |
March 16, 2013, 05:40:20 pm by dscottguitars |
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