TDK SM20 20 MIN Professional Audio Cassette  

Item #: 
0274742048543050094
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TDK Pro SM 20 high bias audiotape provides the highest possible level of performance. TDK Pro SM audiotape captures signal with a specially formulated cobalt absorbed metal magnetic material that prov... Click To Read More About This Product

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Overview

TDK Pro SM 20 high bias audiotape provides the highest possible level of performance. TDK Pro SM audiotape captures signal with a specially formulated cobalt absorbed metal magnetic material that provides uniform frequency response across the spectrum for accurate audio preservation and reproduction.

Specifications
  • Physical Properties:
    Color of Tape: Black
    Base Material: Tensilized Polyester
    Tape Width: 3.81 mm
    Total Thickness: 17.0 m
    Base Thickness: 12.0 m
    Coating Thickness: 5.0 m
    Tape Length: 1 m
    Yield Strength: 7.5 N
    Break Strength: 15 N

    Magnetic Properties
    Magnetic Particle Super Avilyn
    Coercivity 54 (680) kA/m (Oe)
    Remanence (gauss) 175 (1750) mT
    Squareness Ratio 0.86

    Recording characteristics
    Operating Bias dB: 0
    MOL at 315 Hz dB: +5.0, at 10 kHz dB -6.5
    Sensitivity: at 315 Hz dB +0.5, at 10 kHz dB +0.7, at 16 kHz dB +1.0
    Bias Noise: -60.5 dB
    Print-through: 55 dB
    Erasure: 70 dB
    Uniformity: at 315 Hz dB 0.3, at 10 kHz VU 0.3

    Cassette mechanism: SP-AR (Super-Precision Anti-Resonance)
    The SP-AR mechanism incorporates a transparent window created with integrated dual-layer technology. The shape, thickness and hardness of
    this design contribute to optimum shell strength and maximum resonance damping. The high-precision mechanism provides excellent tape
    running stability, positive head contact and superior phase characteristics.
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