View Single Post
  #12  
Old 07-28-2013, 04:17 AM
cbenham's Avatar
cbenham cbenham is offline
VideoKarma Member
 
Join Date: May 2006
Posts: 471
Quote:
Originally Posted by ppppenguin View Post
Leaving aside the fact that 1V to 1.4V p-p into 75R is not a terribly convenient level for valve kit, when and how did this standard emerge? I have a copy of Fink's 1952 Television Engineering but I haven't yet found a reference to baseband video levels, despite extensive discussion of the transmitted video waveform.
The US video standard is detailed in Harold Ennes' 'Principles and Practices of Telecasting Operations, 1953, First Edition'. The topic includes the only explanation for the use of 'setup' I've ever found by a credible author.
Pages 131-133 attached.
Attached Files
File Type: pdf Ennes pp 131-133 .PDF (881.8 KB, 15 views)
Reply With Quote