Radio Corporation of America (RCA). Industrial Electronic Products. Broadcast and Television Equipment. Instructions: Type TA-3B Video Distribution Amplifier, MI-26157-B. Table of Contents: Technical Summary, Equipment, Optional Equipment, Recommended Test Equipment, Description, Installation, Operation, Maintenance, and Parts List. List of Illustrations: Schematic Diagram, Peak-to-peak Crystal Detector, Video Distribution Amplifier (front and rear view), and Schematic Diagram for the Video Distribution Amplifier.