Theory & Design

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Topics	Statistics	Last Post
Sticky: making sure I understand OT secondary ground by dmartn149 Started by dmartn149, 08-31-2019, 08:08 PM	9 responses 2,888 views 0 likes	Last Post by sparkies 02-10-2024, 03:47 PM
Blend or mix vs channel volumes for parallel tubes in preamp? by walkman Started by walkman, 01-06-2012, 08:26 AM	7 responses 2,134 views 0 likes	Last Post by walkman 01-10-2012, 10:54 AM
Anyone have info on Foster transformers EIA code 394? by Gtr_tech Started by Gtr_tech, 01-06-2012, 05:02 PM	2 responses 1,302 views 0 likes	Last Post by Gtr_tech 01-07-2012, 02:52 PM
Are standoffs antennaes for noise? by leadfootdriver Started by leadfootdriver, 01-04-2012, 11:57 AM	4 responses 1,177 views 0 likes	Last Post by mooreamps 01-06-2012, 08:25 PM
Fuse on the Cathodes? by leadfootdriver Started by leadfootdriver, 01-05-2012, 04:04 PM	16 responses 3,400 views 0 likes	Last Post by pdf64 01-06-2012, 08:21 PM
Equalizer which design should I use..? by �berfuzz Started by �berfuzz, 01-06-2012, 01:29 PM	3 responses 1,241 views 0 likes	Last Post by Gtr_tech 01-06-2012, 03:48 PM
Switchable Tube Rectifiers in 5E8-A Style Tweed Twin by priesty Started by priesty, 01-03-2012, 11:53 AM	5 responses 1,987 views 0 likes	Last Post by Gtr_tech 01-04-2012, 12:18 AM
Tweed Preamps(5E5 vs 5E5A) by EETStudent Started by EETStudent, 01-02-2012, 02:27 AM	3 responses 2,203 views 0 likes	Last Post by loudthud 01-03-2012, 11:42 PM
presence/resonance circuit question by tedmich Started by tedmich, 12-26-2011, 04:59 AM	2 responses 2,655 views 0 likes	Last Post by tedmich 01-03-2012, 05:42 PM
Thermal Runaway by hasserl Started by hasserl, 12-28-2011, 08:19 PM	18 responses 5,520 views 0 likes	Last Post by jmaf 01-01-2012, 12:58 PM
Using a PreAmp tube for PushPull Bedroom Final? by big_teee Started by big_teee, 12-30-2011, 05:43 PM	8 responses 4,482 views 0 likes	Last Post by big_teee 12-30-2011, 11:49 PM