Sony UX-Pro (1986-1987 US) Cassette Tape

Sony UX-Pro Cassette Description

The Sony UX-Pro cassette tape, introduced in 1986-1987, is a high-quality Type II audio cassette designed for professional and enthusiast use. It features a unique ceramic insert acting as a precision tape guide block, enhancing its durability and sound quality.

Sony UX-Pro Technical Specifications

• Relative Sensitivity: +0.7 dB
• THD @ Dolby Level: 0.35%
• MOL400(THD=1%): +4.0 dB
• MOL400(THD=3%): +7.0 dB
• MOL1k(THD=3%): +6.3 dB
• SOL10k: -2.3 dB
• Bias Noise: -53.2 dB, -56.9 dB(A)
• Dynamic Range: 63.9 dB

User Reviews

The Sony UX-Pro has received high praise from audiophiles for its exceptional sound quality and durability. In a review, it was noted that the tape excels at maintaining low distortion and boasts a wide dynamic range, making it suitable for various recording scenarios. Another reviewer highlighted the tape's ability to maintain purity of the signal, even at high frequencies, and its resistance to overdriving, which can introduce background noise.

Sony UX-Pro Key Features

1. Unique Ceramic Insert: The ceramic insert acts as a precision tape guide block, enhancing the tape's durability and sound quality.
2. High-Quality Tape: The UX-Pro features high-quality Type II tape, known for its low distortion and wide dynamic range.
3. Rigid and Heat Resistant Shell: The shell is welded, providing a rigid and balanced structure that resists heat well.

Improvements Over Previous Generation

The UX-Pro tape represents an improvement in Sony's Type II formulation, which was enhanced around late 1987 or early 1988. This new formulation improved the tape by 12%, making it a significant upgrade over the previous UX-S tape.