Ortofon SPU Classic GM MkII
The SPU Classic GM MkII, known for its dynamic and powerful sound reproduction, is a Moving Coil cartridge with an 18 µm spherical stylus profile.
The SPU Classic series embodies the essence of the original Moving Coils and are a perfect solution for the playback of both early and modern and contemporary stereo recordings.
We offer Special Repair Service for SPU Classic GM MkII »
Techical data | |
Output voltage at 1000 Hz, 5cm/sec. | 0.2 mV |
Channel balance at 1 kHz | < 1 dB |
Channel separation at 1 kHz | > 20 dB |
Channel separation at 15 kHz | > 10 dB |
Frequency range at – 3dB | 20-25.000 Hz |
Frequency response | 20-20.000 Hz ± 3 dB |
Tracking ability at 315Hz at recommended tracking force *) | > 65 µm |
Compliance, dynamic, lateral | 8 µm/mN |
Stylus type | Nude spherical |
Stylus tip radius | R 18 µm |
Tracking force range | 3.0-5.0 g (30-50 mN) |
Tracking force, recommended | 4.0 g (40 mN) |
Tracking angle | 20° |
Internal impedance, DC resistance | 6 Ohm |
Recommended load impedance | > 10 Ohm |
Cartridge body material | Grinded wood |
Coilwire material | High Purity Copper (OFC) |
Cartridge colour | Nickel/Black |
Cartridge weight | 31.5 g |
*) Typical value |