PRODUCT PACKAGE PRODUCT: SM HIGH-BIAS AUDIO TAPES SPECIFICATIONS: ITEM UNIT SM 10 SM 20 SM 30 SM 60 PHYSICAL PROPERTIES Color of Tape Base Material Tape Width Total Thickness Base Thickness Coating Thickness Tape Length Yield Strength Break Strength mm µm µm µm m N N Black Tensilized Polyester 3.81 17.0 12.0 5.0 16 7.5 15 Black Tensilized Polyester 3.81 17.0 12.0 5.0 31 7.5 15 Black Tensilized Polyester 3.81 17.0 12.0 5.0 45 7.5 15 Black Tensilized Polyester 3.81 17.0 12.0 5.0 90 7.5 15 MAGNETIC PROPERTIES Magnetic Particle Coercivity Remanence Squareness Ratio kA/m (Oe) mT (gauss) Super Avilyn 54 (680) 175 (1750) 0.86 Super Avilyn 54 (680) 175 (1750) 0.86 Super Avilyn 54 (680) 175 (1750) 0.86 Super Avilyn 54 (680) 175 (1750) 0.86 RECORDING CHARACTERISTICS Operating Bias MOL at 315 Hz at 10 kHz Sensitivity at 315 Hz at 3.15 kHz at 10 kHz at 16 kHz Bias Noise Print-through Erasure Uniformity at 315 Hz at 10 kHz dB dB dB dB dB dB dB dB dB dB dB VU 0 +5.0 -6.5 +0.5 +0.5 +0.7 +1.0 -60.5 55 70 0.3 0.3 0 +5.0 -6.5 +0.5 +0.5 +0.7 +1.0 -60.5 55 70 0.3 0.3 0 +5.0 -6.5 +0.5 +0.5 +0.7 +1.0 -60.5 55 70 0.3 0.3 0 +5.0 -6.5 +0.5 +0.5 +0.7 +1.0 -60.5 55 70 0.3 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. MEASUREMENT CONDITIONS Measuring Deck: Tape Speed: Track Width: Recording Head Gap: Playback Head Gap: TDK Reference Deck Reference Level: 4.76 cm/s Playback Equalization: 0.6 mm Reference Tape: 4 µm Operating Bias & Sensitivity: 1 µm MOL & Bias Noise: 250 nWb/m MOL at 315 Hz: Playback output at 3% THD 3180 + 70 µs MOL at 10 kHz: Saturation output level High (TDK 9FH-7D029) Measuring Magnetic Field Strength: 400 kA/m (5000 Oe) Comparison with reference tape Comparison with reference level (Specifications are subject to change without notice.) ...