Mar 26, 2008 #1 S saeed131 Junior Member level 2 Joined Dec 5, 2007 Messages 21 Helped 2 Reputation 4 Reaction score 0 Trophy points 1,281 Activity points 1,387 design the DR oscillator with minimum coupling (DR and line) in 10GHZ. Qu=10000 ,radius DR 2.5mm