Variant Details





Main Image: Top / Obverse
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Additional Image: Bottom / Reverse
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Product Name 9 Track ½” Magnetic (open reel) Tape Variant ID V0000002
Name of Holotype Open reel audio tape Holotype ID H000001
Product Code/Number MRX IV 6250 BPI SuperReel
Manufacturer Memorex
Genre(s) Sound
Carrier Type tape reel
Process Type magnetic
Medium Type ½” open reel
Standards
Market Professional
Height
Width
Diameter 178 mm
Depth 12.5 mm
Running Length
Marketed Capacity 100' unknown
300' 7" reel
600' 7" reel
1200' 8.5" reel
2400' 10.5" reel
3600' 10.5" reel
Materials
Distinguishing Features
Status
Collection of: National Library of Australia
Created by National Library of Australia
Assessment Summary External Third party conversion to Normalised format(s); at an additional cost to organisation. (considerable effort)
Remarks
Production Started
Production Stopped
Application Binder
Binder Stability
Dye/Emulsion/Oxide
Base material
Back Treated

Back Treated: (μm) or (μ")

Base Thickness: (µm) or (µ")

Dye/Emulsion/Oxide Thickness: (μm) or (μ")

Total Thickness: (µm) or (µ")

Coercity: (Oe) or (kA/m)

Retentivity: (Gauss) or (mT)

Remanence: (nWb/m) or (SatFlux)
PDF Web Link
Image 3 Macro
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Image 4 Macro
Required Devices Mostly found on mainframe, midrange, VAX/VMS and UNIX systems
Required Interface
Required Operating System
Required Applications
Formated Capacity Format: Various; ASCII & EBCDIC
Dependant on tape bpi density and length
300' (800bpi=2Mb, 1600bpi=5Mb, 3200Bp=10Mb, 6250bpi=20Mb)
600' (800bpi=5Mb, 1600bpi=10Mb, 3200bpi=20Mb, 6250bpi=40Mb)
1200' (800bpi=10Mb, 1600bpi=20Mb, 3200bpi=4Mb,6250bpi=80Mb)
2400' 800bpi=20Mb, 1600bpi=40Mb, 3200bpi=80Mb, 6250bpi=160Mb)
3600' (800bpi=30Mb, 1600bpi=60Mb, 3200bpi=120Mb, 6250bpi=220Mb)
Actual capacity is dependant on block size
Required Drivers
Formating Type
Required Accessories
Required Form Factor
Compression/Codec
Requirement Specifications
Transfer Rate
Recording Format
Number Of Cylinders
Process/Technique
ISO
Colour Space
Resolution
Process
Block Error Rate
Push Pull Signal
Crosstalk
Reflectivity
Sensitivity
Lightfastness
Read Stability
Life: Manufacturer
Life: Community
Web Ref: Materials
Substrate Stability
Image Stability
Re-Formatting Issues
Web Ref: Re-Formatting
Web Ref: Conservation
Web Ref: Environment
Date Created 27/09/2007
Last Modified by Douglas Elford-NLA
Date Modified 29/06/2009
 
   

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