Paik-Abe Video Synthesizer Documentation, Brewster D+7A Extension, MC 1372 Color Video Monitor Circuit, Basic 5, Cherry Keyboard. Handwritten and printed schematics and panel diagrams follow: Encoder (conductor side), Encoder (schematics), top panel drawing, front panel inputs and controls, Mixer-Fader Output Amplifier, Switcher Input Emitter Follower, Video Out Amplifier for Chroma Key, Power Supply, Gate Pulse Amplifier, Connector diagram, Phase Control, Keyer Switchboard, Sub Carrier Amplifier, Burst Generator, Pedestal, Mixing Amplifier, Amplifier (schematics above appear in multiple copies), Abe #2 Board Schematics (Nos. 3 & 5). Packet of Extension for Cromemco D+7A I/O Board (09.1979) by Richard Brewster includes Panel Analog and Digital Inputs/Outputs, schematics, notes, and "D" Connector Disignation. Packet of MC1372, Color TV Video Modulator Circuit: Silicon Monolithic Integrated Circuit includes description, Block Diagram, Pin Connections, Specifications, Test Cicuits (1 & 2), Schematic Diagram, Operational Description, Circuit Description, and Application Information. Basic/ 5 (Software #2) by Processor Technology Corporation (1976) includes Introduction, Features, Notation, Program Structure, Program Preparation, Commands, Direct Execution- Calculator Mode, Declaration Statements, Assignment Statements, Control Statements, Input/ Output Statements, Subprograms, Appendix A: How to Load and Run Basic, Appendix B: Error Messages, Appendix C: The Basic Character Set, Appendix D: Basic Statement Summary, Appendix E: References, and Appendix F: Tape Save and Tape Load, Program Specifications. Meet the Pro: The personal computer keyboard from the PROfessionals who know keyboards best... from Cherry (B70-05AB). Contents follow: Introduction, Features, Special Features (Negative Logic, Tri State- Positive Logic, High Voltage Output- CMOS compatible, Non Encoded Outputs, Encoded Outputs, Flexible Key Assignments, Provisions for an Auxiliary Keyboard, Auxiliary Keyboards, Automatic Repeat, Strobe Pulse Width, Optional Parity Bit, Output Launch, and Optional Shift-Control Mode), Schematic Diagram, Code Diagram, Panel Cutout, Notes, and Mechanical Specifications.