The 2M Series of cartridges from Ortofon have been designed for precise and accurate retrieval of the information in the record groove. Indeed, it is Ortofon's lasting philosophy to only ever play the recorded sound, without colouration. The range of 2M cartridges have rapidly become established as a reference point for all good moving magnet cartridges. From the introductory Red, through to the high-end Black; the 2M series is now an acknowledged industry standard for moving magnet technology.
Ortofon is continually striving to make products that are suitable for a vast variety of users, and now the 2M 78 and 2M Mono cartridges offer owners of older, rare vinyl a higher-quality playback medium than had previously been available. The 2M Mono features an improved 'true mono' engine, which provides a high level of sonic accuracy. The 2M Mono also features a meticulously-cut spherical, nude styles. This is an absolutely optimal solution for the replay of microgroove vinyl recorded in mono and opens up a new world of mono recordings.
SPECIFICATIONS:
Output Voltage (at 1kHz, 5cm/sec): 4mV
Frequency Range (at -3dB): 20Hz-22kHz
Frequency Response 20Hz-20kHz: +3/-1dB
Tracking Ability at 315Hz: Typically 70µm
Compliance, Dynamic, Lateral: 18 µm / mN
Stylus Type: Nude spherical
Stylus Tip Radius R: 18 µm
Tracking Force Range: 1.6-2g (16-20mN)
Recommended Tracking Force: 1.8g (18mN)
Tracking Angle: 20º
Internal Impedance / DC Resistance: 700 ohms
Internal Inductance: 300mH
Recommended Load Resistance: 47k
Recommended Load Capacitance: 150-300pF
Cartridge Weight: 7.2g