Theory & Design

Summer Fund Drive:C'mon guys lets show some support! If this site has helped you an you haven't recently donated Include your username so I know whos donatingPlease consider making a donation. :)

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 2,886 views 0 likes	Last Post by sparkies 02-10-2024, 03:47 PM
Long-tailed Pair mods and what they do by tubeswell Started by tubeswell, 05-21-2008, 02:50 AM	4 responses 4,527 views 0 likes	Last Post by gdgross 05-21-2008, 04:25 PM
bias voltage by JC@ Started by JC@, 05-20-2008, 02:11 AM	4 responses 2,086 views 0 likes	Last Post by JC@ 05-20-2008, 11:50 PM
heater issue w/new build by daz Started by daz, 05-19-2008, 06:37 PM	7 responses 2,069 views 0 likes	Last Post by Don Moose 05-20-2008, 09:38 PM
Can i replace choke with a resistor? by daz Started by daz, 05-20-2008, 05:28 AM	4 responses 6,255 views 0 likes	Last Post by daz 05-20-2008, 06:48 PM
adjusting bias in 5G9 by tubeswell Started by tubeswell, 04-03-2008, 09:24 AM	11 responses 3,056 views 0 likes	Last Post by tubeswell 05-20-2008, 10:46 AM
switching between tone controls by EETStudent Started by EETStudent, 05-18-2008, 05:38 AM	8 responses 2,644 views 0 likes	Last Post by Don Moose 05-19-2008, 11:21 PM
Mains current draw by lowell Started by lowell, 05-19-2008, 10:41 PM	0 responses 1,787 views 0 likes	Last Post by lowell 05-19-2008, 10:41 PM
Heptode preamp by Arthur Dent Started by Arthur Dent, 05-17-2008, 06:46 PM	3 responses 2,806 views 0 likes	Last Post by Arthur Dent 05-19-2008, 10:01 PM
Screen R question by daz Started by daz, 05-16-2008, 03:45 PM	8 responses 2,245 views 0 likes	Last Post by MattT 05-19-2008, 05:49 PM
Quadrupling filamen to drive IC? by Tubis Started by Tubis, 05-15-2008, 09:38 AM	9 responses 1,804 views 0 likes	Last Post by BackwardsBoB 05-18-2008, 11:08 PM