View Single Post
  #2  
Old 01-29-2013, 08:06 PM
W3XWT W3XWT is offline
3 Phase 480VAC is QRP
 
Join Date: Feb 2010
Location: California
Posts: 213
Quote:
Originally Posted by ppppenguin View Post
If you want a different comparison, look at standards conversion. BBC Research and Designs departments produced the world's first all electronic standards converters between 525/60 and 625/50. They did it in time for the 1968 Mexico olympics where it was urgently needed. I don't know if there was any work at all in the US on this subject.
OK, that being the case, how were standards conversion accomplished before 1968? Especially for the first Telstar 2-Way exchange when 405 and 819 line video were still around?
__________________
Reception Reports for Channel 37 TVDX Can Not Only Get You a QSL Card, but a One-Way Trip to the Planet Davanna is a Real Possibility...

Last edited by W3XWT; 01-29-2013 at 08:07 PM. Reason: Omitted a word!
Reply With Quote