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 2,892 views 0 likes	Last Post by sparkies 02-10-2024, 03:47 PM
Tube amps & dummy loads into line level devices by tcio Started by tcio, 02-08-2010, 12:11 AM	14 responses 5,685 views 0 likes	Last Post by Enzo 07-29-2011, 09:51 AM
Power transformer secondary current question. by viceroyal Started by viceroyal, 07-28-2011, 03:03 PM	1 response 1,229 views 0 likes	Last Post by soundguruman 07-28-2011, 04:06 PM
some ideas about attenuator, power scaling etc from Fletcher Munson curve by kldguitar Started by kldguitar, 05-11-2011, 12:27 AM	11 responses 3,286 views 0 likes	Last Post by DougH 07-28-2011, 03:04 PM
I have to ask about this idea of placing diodes on the PT HT leads to the Rect tube. by catnine Started by catnine, 07-19-2011, 12:17 AM	47 responses 5,434 views 0 likes	Last Post by Enzo 07-28-2011, 05:35 AM
Quick heater voltage question (voltage too high!). by viceroyal Started by viceroyal, 07-27-2011, 01:32 PM	5 responses 1,721 views 0 likes	Last Post by viceroyal 07-27-2011, 04:17 PM
High-pass or high-cut caps by EFK Started by EFK, 07-26-2011, 04:59 PM	4 responses 1,815 views 0 likes	Last Post by kg 07-27-2011, 02:48 PM
Tone Stacks by Gingertube Started by Gingertube, 07-27-2011, 04:43 AM	4 responses 2,290 views 0 likes	Last Post by exclamationmark 07-27-2011, 11:14 AM
How to connect 2 amp heads to one speaker? by tbryanh Started by tbryanh, 07-22-2011, 01:59 AM	26 responses 7,849 views 0 likes	Last Post by kg 07-26-2011, 09:24 PM
PT Secondary Wiring- Too connect or disconnect? by Intergalactic Tourister Started by Intergalactic Tourister, 07-23-2011, 04:36 PM	9 responses 2,202 views 0 likes	Last Post by Enzo 07-25-2011, 11:15 PM
Weird op-amp question--theory by nashvillebill Started by nashvillebill, 07-24-2011, 05:54 PM	4 responses 2,594 views 0 likes	Last Post by nashvillebill 07-24-2011, 09:13 PM