Ortofon OM78
OM 78
The OM 78 is a is a magnetic cartridge (MM) with a 65µm spherical stylus that is perfect for playback of 78rpm records, which require a larger stylus profile for proper playback.
TECHNICAL DATA
Output voltage at 1000 Hz, 5cm/sec. 4 mV, Lateral (mono)
Frequency range at - 3dB 20-15.000 Hz
Tracking ability at 315Hz at recommended tracking force *)
70 µm
Compliance, dynamic, lateral 15 µm/mN
Stylus type Spherical
Stylus tip radius R 65 µm
Tracking force range 1,8-2,5 g (18-25 mN)
Tracking force, recommended 2,0 g (20 mN)
Tracking angle 20°
Internal impedance, DC resistance 750 Ohm
Internal inductance 450 mH
Recommended load resistance 47 kOhm
Recommended load capacitance 200-600 pF
Cartridge colour, body/stylus Black/Black
Cartridge weight 5 g
Replacement stylus unit Stylus 78
*) Typical value
Hinta 79,-
