dig the old am cb 10:04,is it 18 channel, ssb?if it is it has one odd channel not used by the 23 and 40 channel ones,a rare bird these days,i had a pearce simpson super panther 18ssb souped up to 40 with its output tweaked back in the day complete with echo mike just to annoy those without one!it had two mikes,one a straight power and the echo mike via a flip switch,in a truck off course,who would think off a cb on a bike?has it got an eight track stashed in the luggage?