2-inch quadruplex videotape was the first practical and commercially successful analog recording video tape format. The format uses 2-inch-wide magnetic tape and was developed and released for the bro
A reel of 2-inch quadruplex videotape compared with a miniDV videocassette
Ampex VR-2000
The VR 1000-B model (1961)
Ampex VR2000 Amtec, Colortec and Procamp at DC Video, ,
1-inch Type C Helical Scan or SMPTE C is a professional reel-to-reel analog recording helical scan videotape format co-developed by Ampex and Sony in 1976. The format uses 1-inch-wide tape and became