No the radio is very stable. I am listening in another 50 MHz TS690S and FT1000MP puts out carrier, very strong when earphone, keyer or mike plugged in (like acting as antenna). carrier from cold drifts 15 kHz from 50.105 to 50.120 Steve E-mail message checked by Spyware Doctor (6.0.0.386) Database version: 5.11180 http://www.pctools.com/en/spyware-doctor-antivirus/