Box 100

Includes hand drawn and printed schematics, notes, PCB and panel layouts for circuits developed primarily in the 1960s-1970s. Includes custom designs and modifications for individuals including Wendy Carlos, Keith Emerson, Jan Hammer, Eddie Harris, John Eaton, and Max Brand. Includes associated correspondence with collaborators and customers where applicable.

Folder also reads: "1. A-440 osc and beat indicator; 2. Ed Kalehoff mic preamp; 3. Don Hall ring mod; 4. Battery-powered mic mixer; 5. Battery-powered mic preamp."

Includes hand drawn and printed schematics, notes, PCB and panel layouts for circuits developed primarily in the 1960s-1970s. Includes custom designs and modifications for individuals including Wendy Carlos, Keith Emerson, Jan Hammer, Eddie Harris, John Eaton, and Max Brand. Includes associated correspondence with collaborators and customers where applicable.

Includes hand drawn and printed schematics, notes, PCB and panel layouts for circuits developed primarily in the 1960s-1970s. Includes custom designs and modifications for individuals including Wendy Carlos, Keith Emerson, Jan Hammer, Eddie Harris, John Eaton, and Max Brand. Includes associated correspondence with collaborators and customers where applicable.

44 key multiplexer, sensor amplifier, autocalibration window calibrator, Wien Bridge oscillator, and other circuit blocks.