Illustrated Media Format Guides

1/2" CV

AKA
skip field
Era
1965–
Analog/digital
analog
Format
open reel
Developed by
Sony
(Max) Capacity
Small: 30 minutes Large: 1 hour
Size
5" & 7" reels
Fun facts
  • This format introduced the first portable recording device, the Porta-Pak
  • This format was much cheaper and smaller than previous open reel formats, and was the first format to target the non-professional and home use markets
  • This format was also known as "skip field" because it recorded one field of video and repeated it twice during playback
  • CV tape speed is 19.05cm/s (7.5ips).