Status: Jan 2021 - 100% OPEN.
The OMP40 is a Pmount magnetic cartridge (MM) with its Nude (natural) "Fritz Gyger 70" shaped stylus is a wise choice for hi end Pmount turntables. This product is the highest standard available when combining an Ortofon OMP series cartridge with Ortofon's Stylus 40. The Ortofon OMP 40 is designed for use with P-Mount (T4P) type tonearms as generally found on linear tracking type turntables. This item is 100% genuine Ortofon and is shipped in original Ortofon OMP packaging.
TECHNICAL DATA
Output voltage at 1000 Hz,5cm/sec.
4 mV
Channel balance at 1 kHz
2 dB
Channel separation at 1 kHz
22 dB
Channel separation at 15 kHz
15 dB
Frequency range at - 3dB
20-30.000 Hz
Frequency response
20-29.000 Hz ± 2 dB
FIM distortion at recommendedtracking force, DIN 45.542
< 1%
Tracking ability at 315Hz atrecommended tracking force
65 µm
Compliance, dynamic, lateral
25 µm/mN
Stylus type
Stylus tip radius
r/R 8/18 µm
Equivalent stylus tip mass
0,5 mg
Tracking force range
1,25-1,75 g (12,5-17,5 mN)
Tracking force, recommended
1,25 g (12,5 mN)
Tracking angle
20°
Internal impedance, DC resistance
Approx 700 Ohms
Internal inductance
450 mH
Recommended load resistance
47 kOhm
Recommended load capacitance
200-600 pF
Cartridge colour, body/stylus
Black/Black
Cartridge weight
6 g