Maxell UDI (1988-1989 US)

Cassette Description

The Maxell UDI cassette tape, produced from 1988 to 1989, is a high-quality audio cassette designed for reliable and clear sound reproduction. It is part of Maxell's Ultra Dynamic Series, known for its advanced magnetic properties and high sensitivity. This cassette tape is ideal for both professional and home audio applications, offering a durable and consistent performance.

Cassette Technical Specifications

• Relative Sensitivity: +0.3dB
• THD @ Dolby Level: 0.53%
• MOL400(1%): +3.5dB
• MOL400(3%): +6.7dB
• MOL1k(3%): +3.9dB
• SOL10k: -0.7dB
• Bias Noise: -49.8dB, -53.4dB(A)
• Dynamic Range: 60.1dB

User Reviews

User reviews for the Maxell UDI cassette tape generally praise its clear and consistent sound quality. Many users appreciate its reliability and durability, making it a preferred choice for both home and professional audio applications. However, some users have noted issues with mechanical stress causing distortion in certain recordings, particularly in the first two minutes of each side.

Cassette Key Features

1. High Sensitivity: The Maxell UDI cassette tape boasts high sensitivity, ensuring clear and detailed sound reproduction.
2. Low Distortion: With a THD of 0.53% at the Dolby level, this cassette tape minimizes distortion, providing a clean audio signal.
3. Improved Dynamic Range: The dynamic range of 60.1dB ensures a wide and smooth frequency response, ideal for various audio applications.
4. Reliable Performance: The cassette's durable construction and advanced magnetic properties ensure consistent performance over time.

Improvements over Previous Generation

The Maxell UDI cassette tape represents a significant improvement over its predecessors in terms of dynamic range and bias noise. While it demands an unusually high bias, it offers improved noise performance and a ruler-flat frequency response, making it a reliable choice for audio enthusiasts and professionals alike. However, it is noted that re-recording these cassettes can sometimes result in mechanical stress-induced distortion, particularly in the first two minutes of each side .