TDK MA (1990-1991 US) Cassette Tape

TDK MA Cassette Description

The TDK MA cassette tape, produced in the US during 1990-1991, is a high-quality audio cassette designed for professional and personal use. It features a durable shell construction with precise engineering to ensure optimal tape transport and playback performance.

TDK MA Technical Specifications

• Magnetic Particle: Super Avylin
• Coercivity: 650 Oe
• Remanence: 1650 Gauss
• Squareness Ratio: 0.85
• Operating Bias: 0.0dB
• Maximum Output Level (MOL) at 315Hz: +4.0dB
• Maximum Output Level (MOL) at 10kHz: -7.5dB
• Bias Noise: -60.5dB

TDK MA Key Features

1. Super Avylin Magnetic Particle: This advanced formulation ensures improved performance in low and middle frequencies, comparable to chrome tapes in high frequencies.
2. Optimized Tape Transport: The cassette's design includes mirror image shell halves, bubble surface liner sheets, and a dual spring pressure pad for precise tape to head contact.
3. Advanced Shell Construction: The 5-screw construction features a Security Mechanism (SM) built under license from BASF, designed to prevent tape jamming.

Improvements Over Previous Generation

The TDK MA cassette tape builds upon the success of earlier TDK SA cassettes, which were introduced around 1974. The TDK MA offers improved performance characteristics, including enhanced magnetic properties and optimized tape transport mechanisms, making it a reliable choice for audio recording applications.