Since the described one is an MC system, the needle insertion cannot be replaced separately / for a needle exchange, the system must be sent to Ortofon for revision
https://www.ortofon.com/mc-100-200-p-638
Manufacturer: Ortofon
Manufactured in: Denmark
Construction period: about from 1983
Color: blue case
Price: ?DM
Principle: MC (low output)
Frequency range: 5 - 50,000Hz
Frequency response: 20 - 20,000 Hz (+/- 2dB)
Channel balance: < 1.5dB /1000Hz
Channel separation: > 25dB /1000Hz< /li>
Channel Separation: 18dB / 15,000Hz
Crosstalk Attenuation:
Output Voltage (1,000 Hz): 0.09 mV/ 5 cm/s
Termination Resistance: 3 ohms/channel
Needle Type: Elliptical, nude
Stylus Tip Mass: 0.5mg
Vertical Tracking angel: 20°
Dyn. Compliance horizontal/vertical: 11/11µm at 10Hz
Tracking force: 70 µm
Contact force: 1.2g 12mN - 1.8g 18mN
Recommended contact force: 1.5g 15mN
System weight: 6g
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