1742z 1738z 124.525 CMB DQ1 wkg ZBW. 1740z 134.100 CMB DQ1 calling McGuire CP. First logging of the new CAMBER callsign for me here. Right now he is telling ATC his callsign is CMB DQ1 (Charlie Mike Bravo, Delta Quebec One) This is replacing the REACH callsign for civi flights as previously reported on the lists. Ed Langworthy Gray, ME