From the ArcaMax Publishing, Trivia Newsletter:
http://www.arcamax.com/news/trivia/s-346618-116043
Ampex introduced the Ampex VRX-1000, the first commercially successful videotape recorder, in 1956. It used the 2" Quadruplex format, using two-inch tape. Due to its $50,000 price, the Ampex VRX-1000 could be afforded only by the television networks and the largest individual stations
This news arrived on: 05/12/2008