Tube Amps / Music Electronics
|For current discussions, please visit Music Electronics Forum.||New: view Recent Searches.
New: visit Schematic Hell!
The sunn still shines online!
|Listen to great tunes streaming live right now!|
|previous: Mike I wired my cathode biased EL34's as... -- 9/19/1999 10:05 PM||View Thread|
|9/20/1999 12:51 AM|
|Andy Fuchs||Re: Setting bias with tiode wiring|
The safest, most reliable method of checking output tube current is a) remove a plate lead and insert a current measuring multimeter, or B) (Best) Remove cathode jumper to ground (pins 1 and or 8), and insert a 1 ohm 2-watt resistor (solder in permanently), and measure across it. 50 mv = 50 ma etc. Now, add a second bias pot and your in business.
|Mike Trouble with (B) is this is a catho... -- 9/20/1999 1:33 PM|