Draco Laboratories, Inc.

Thomas W Wiesmann

Larry A Schotz

An FM tuner control circuit contains a digital frequency synthesizing control circuit, digital computer means including a microprocessor, a memory circuit, and a manual control circuit for digitally tuning the tuner to any desired FM station. The memory circuit includes a read-only memory containing programs for the microprocessor and a random-access memory in which a group of predetermined station frequencies can be stored. The control circuit also includes a call letter display circuit, a frequency scale pointer display circuit, a frequency display circuit, a manual tuning circuit, and remote control switches for the manual control circuit.

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Milwaukee, WI, United States of America

Thomas W Wiesmann