TDK AD-X

Magnetic Particle: Avylin

Coercivity: 380 Oe
Remanence: 1750 Gauss
Squareness Ratio: 0.86

Operating Bias: 0.0dB
MOL 315Hz: +6.0dB
MOL 10kHz: -4.5dB
Sensitivity at 315Hz: +0.8dB
Sensitivity at 3.15kHz: +1.5dB
Sensitivity at 10kHz: +2.3dB
Sensitivity at 16kHz: +3.0dB
Bias Noise: -55.5dB

TDK AD-X was a very good type I cassette. First introduced in 1982 and then replaced by AR and AR-X