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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Disk
Memorex Magnetic Tape Calculator
Memorex Corp.
USA
Cardstock
c. 1964
Dia. = 17.7 cm
Recording Industry
Notes:
"1) Used to determine time intervals, speeds, bit densities, frequencies and recorded wave lengths in tape recording systems"
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