LabGuy's World: Ampex One Inch pre-Type A Format

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Technical details of the Ampex  pre-Type A recording format
PARAMETER: SPECIFICATION:
Scanning Speed: 1000 in / s
Drum Circumference: 16 . 67 in
Track Length: 16 . 67 in
Drum Diameter: 5 . 3 in
Track Angle: 3 deg, 6 min
Track Width: 6 mils
Guard Band Width: 2 . 7 mils
Linear Tape Speed: 9.63 in / s

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Last updated: January 11, 2005