Shibaden 1/2"
AKA
        
    1/2" open reel
    Era
        
    1968–early 1970s
    Analog/digital
        
    analog
    Format
        
    open reel
    Developed by
        
    Shibaden
    (Max) Capacity
        
    5": 30 minutes
7": 60 minutes
    Size
        
5" & 7" reels
    Fun facts
- This format was also marketed under Apeco Teletape, Bell & Howell, and a similar format by Bang & Olfson
- Shibaden is a combined name from two Japanese manufacturers: Shiba Electric and Denshi.
- This format was a short-lived predecessor to the EIAJ-1 format and is not compatible (even though reels look identical)