crystal values checked -> ok continuity of L33 checked -> ok D37 is correctly installed and I resoldered all pins of RP6 any other ideas? (how can I check if the crystals are ok?) -- View this message in context: http://elecraft.365791.n2.nabble.com/BFO-Test-fails-tp5800004p5801952.html Sent from the [K2] mailing list archive at Nabble.com.