Ovation Magnum Bass Pickup 1979 Patent
Year: 1979
US patent for an electromagnetic pickup for a stringed musical instrument with multiple magnet and coil signal generating units, one per string. Each unit has an adjustable potentiometer to control individual string contribution to the composite output signal. A fixed resistance prevents any coil from being turned entirely off, maintaining proper input impedance. Continuation of abandoned application Ser. No. 760,734. Assigned to Ovation Instruments, Inc.