Audio-Technica AT-ART9XI Dual Moving Coil Stereo Cartridge Cartridge & Stylus
Frequency Response 20-50,000 Hz
Channel Separation 30 (dB at 1 kHz)
Vertical Tracking Angle 20°
Vertical Tracking Force 1.6-2.0 g (1.8 g standard)
Stylus Construction Nude
Recommended Load Impedance Min. 100 ohms (when head amplifier connected)
Coil Impedance 12 ohms (1 kHz)
DC Resistance 12 ohms
Coil Inductance 25 µH (1 kHz)
Output Voltage 0.5 mV (1 kHz, 5 cm/sec.)
Output Channel Balance 0.5 dB (1 kHz)
Stylus Shape Special line contact
Cantilever 0.28 mm diameter solid boron
Static Compliance 25 x 10-6 cm/dyne
Dynamic Compliance 15 x 10-6 cm/dyne (100 Hz)
Mounting Half-inch
Cartridge Weight 8.5 g (0.30 oz)
Dimensions 17.3 mm (0.68") H × 16.8 mm (0.66") W × 25.0 mm (0.98") D
Accessories Included Non-magnetic screwdriver; 2 washers; cartridge installation screws (M2.6) (5.0 mm × 2, 8.0 mm × 2, 10.0 mm x 2, 12.0 mm x 2); protector; brush
Threaded Hole M2.6 x 2
Notes Note: moving coil cartridges require receivers or preamps with compatible inputs; their stylus assemblies are not field-replaceable.