Jones Keyer Schematics. Packet contents follow: Parts List- Power Supply and Main Frame, and Internal Sync Option, Integrated Cicuits (National Semiconductors), Transistors, Diodes, Capacitors, Resistors, Sync Circuitry Part 1 Schematics, Part 2 (Vertical Blanking) Schematics, Power Supply Schematic, Main Frame Schematics, Clip Circuit Schematic, Video Input Amplifier Circuit Schematic, Video Circuitry, Keying and Sync Reinsertion Schematics, Sync Supplement text and schematic, Notes on Construction, Output Amplifier Adjustment, and Video Circuitry Schematics (12 pages, 12.1976).