Source:Raytheon Learning Systems Company., Michigan City, IN (1967)
Raytheon Learning Systems Company. Dage-Bell Corporation. Instruction Manual: Television Camera System, Type XRS-20 (Part Numbers 101598 and 101599). Manual Part No. 970129-01. Table of Contents: List of Illustrations, List of Tables, Specifications, Introduction and General Description, The Vidicon, Camera Lens & Scene Lighting, TV System Waveforms, Installation, Control Functions, Operation, Circuit Description, Maintenance, Replacement Parts, Drawing Supplement, Warranty, Vidicon Tube Service Report, Shipping and Transporting Instructions, and Test Chart.