Ortofon Mono CG 25 Di MkII

Description

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.

• Output voltage at 1000 Hz, 5cm/sec. – 1.5 mV
• Frequency response – 20-15.000 Hz + 3/- 1 dB
• Tracking ability at 315Hz at recommended tracking force *) > 60 µm
• Compliance, dynamic, lateral – 7 µm/mN
• 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
  *) Typical value
• Cartridge body material – Grinded wood and resin composite
• Coilwire material – High Purity Copper (OFC)
• Cartridge colour – Shiny black
• Cartridge weight – 33 g