contrabas pick-up systeem, single transducer system
contrabas pick-up systeem, double transducer system
contrabas pick-up systeem, 4 sensors system
contrabas pick-up systeem, 2 sensors system
contrabas pick-up systeem, active eq, '0' hum bridge mount
double bass preamp, with bridge+fingerboard input, combined or separate outputs, 9V not included
