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 2,890 views 0 likes	Last Post by sparkies 02-10-2024, 03:47 PM
Champ based clone, high voltage by John Fisher Started by John Fisher, 08-17-2012, 04:05 AM	12 responses 1,936 views 0 likes	Last Post by Tom Phillips 08-25-2012, 03:39 PM
Any reason not to use smaller grid stopper at input? by Gaz Started by Gaz, 08-01-2012, 09:43 AM	83 responses 15,472 views 0 likes	Last Post by J M Fahey 08-25-2012, 01:53 PM
Please check my work. by Alan0354 Started by Alan0354, 08-20-2012, 01:16 AM	12 responses 2,078 views 0 likes	Last Post by J M Fahey 08-23-2012, 05:19 PM
Help with Virtual earth mixer feeding a Cathodyne PI by walkman Started by walkman, 03-10-2011, 03:10 AM	11 responses 3,183 views 0 likes	Last Post by J M Fahey 08-23-2012, 03:25 AM
question about new high-gain project by stormbringer Started by stormbringer, 08-20-2012, 03:14 AM	13 responses 1,734 views 0 likes	Last Post by stormbringer 08-22-2012, 09:21 PM
Standby switch for dual rail power supply requires two switches? by Austin Started by Austin, 08-21-2012, 05:37 PM	8 responses 2,084 views 0 likes	Last Post by Austin 08-22-2012, 07:44 PM
Grid leak bias and hum... by EFK Started by EFK, 08-19-2012, 04:55 PM	14 responses 5,121 views 0 likes	Last Post by trobbins 08-22-2012, 09:27 AM
Grid current characteristics by Alan0354 Started by Alan0354, 08-20-2012, 07:34 AM	5 responses 1,862 views 0 likes	Last Post by Gingertube 08-22-2012, 12:28 AM
Wall warts as bias supply? by Austin Started by Austin, 08-19-2012, 08:12 PM	5 responses 2,037 views 0 likes	Last Post by printer2 08-20-2012, 09:46 PM
Plate characteristic of triode. by Alan0354 Started by Alan0354, 08-18-2012, 01:17 AM	15 responses 2,871 views 0 likes	Last Post by loudthud 08-20-2012, 05:17 PM