The author wishes to acknowledge the help and assistance in compiling this manual from many television colleagues and equipment manufacturers. In particular, Alan Bermingham for his help on many sections, Roger Laycock and Chris Wherry for their help on the section on sound, Anton/Bauer Inc., Avid Technology, Cannon (UK) Ltd., Neil Burtonshaw, Colin Green, Vas Nathwani, JVC, OpTex, Panasonic, Sony Corporation, Thomson Broadcast Systems, Vinten Broadcast Ltd. Diagrams reprinted from Focal Press manuals include The Video Studio, A. Bermingham, M. Talbot-Smith, Ken Angola-Stephens, Ed Boyce; Sound and Recording: An Introduction, Francis Rumsey and Tim McCormick; The Gaffer’s Handbook, Harry C. Box, edited by Brian Fitt. My thanks for their help and cooperation, especially to my wife Sue for her help and support and Tom Barcley for his close interest.