Ortofon SPU Mono CG 25 Di MkII
The Mono CG 25 Di MkII is an SPU-style Moving Coil cartridge with a spherical stylus profile, for the playback of early 25 µm mono recordings.
The CG 25 Di MkII provides an authentic method of playing back these early vinyl recordings with a remarkable level of sonic accuracy.
This cartridge features a 1.5mV output, which makes it suitable for use with a variety of medium-gain moving coil transformers.
Ortofon ST-M25 moving coil transformer is designed exclusively for the SPU Mono CG 25 Di MkII.
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We offer Special Repair Service for Mono CG 25 Di MkII »
Output voltage at 1000 Hz, 5cm/sec. 1.5 mV
Frequency range at - 3dB 20-18.000 Hz
Frequency response 20-15.000 Hz + 3 / - 1 dB
Tracking ability at 315Hz at recommended tracking force *) > 60 µm
Compliance, dynamic, lateral
Stylus type Spherical
Stylus tip radius R 25 µm
Tracking force range 3.0-4.0 g (30-40 mN)
Tracking force, recommended 3.5 g (35 mN)
Tracking angle 20°
Internal impedance, DC resistance 6 Ohm
Recommended load impedance > 100 Ohm
Cartridge body material Grinded wood
Coilwire material High Purity Copper (OFC)
Cartridge colour Black
Cartridge weight 30,5 g