Schoeps BLM 03 CG Boundary Layer Capsule with Cable for CCM (Gray)The BLM 03 CG is an Active Cable hard wired to the BLM 03 Cg allows it to be joined to any microphone amplifier of the Colette series (except the battery operated model CMBI) to become a complete microphone. The BLM 03 Cg offers all the recognized advantages of the BLM 3g. It is recommended in those cases where the BLM 3g is too large (e. g. for TV or film sound) or too heavy, e. g. for mounting in the interior of a car under the roof, or beneath the