The National EN (1982 JP) cassette tape is a high-quality, analog magnetic tape designed for audio recording and playback. It is part of the compact cassette format, widely used for its versatility and reliability in both music and data storage applications.
National EN Technical Specifications
Media Type: Magnetic tape cassette
Encoding: Analog signal, in four tracks
Capacity: Typically 30, 45, and 60 minutes per side (C60, C90, and C120)
Tape Width: 0.15 inches (3.81 mm)
Speed: 1 7/8 inches per second (4.76 cm/s)
Tape Type: Ferric oxide with potential for higher-grade formulations like chromium dioxide or metal particle tapes
National EN Key Features
Reversible: The cassette is reversible, allowing users to record on both sides.
Write-Protect Notches: Standardized notches for automatic tape type recognition and write protection.
Compatibility: Designed to be compatible with a wide range of cassette decks, ensuring versatility in use.
Improvements over Previous Generation
The National EN cassette tape builds upon the established standards of the compact cassette format, offering improved sound quality and durability compared to earlier models. The use of ferric oxide tape provides a reliable and consistent recording medium, while the potential for higher-grade formulations like chromium dioxide or metal particle tapes enhances the overall performance of the cassette.
