En sfærisk slipning vil generellt sett ikke gi en like oppløst og nøyaktig lyd som en eliptisk slipning da kontaktflaten i rillen er mindre, men den vil være mer tilgivende om du spiller slitte eller støvete plater.
Informasjon fra produsent:
These SPU cartridges 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. Excellent price-to-performance ratio.
Spesifikasjoner:
Output voltage at 1000 Hz, 5cm/sec. – 0.18 mV
Channel balance at 1 kHz – 1.5 dB
Channel separation at 1 kHz – 20 dB
Channel separation at 15 kHz – 10 dB
Frequency response – 20-25.000 Hz – ± 3 dB
Tracking ability at 315Hz at recommended tracking force *) 65 µm
Compliance, dynamic, lateral – 10 µm/mN
Stylus type – Spherical / Elliptical
Stylus tip radius – R 18 µm / r/R 8/18 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 – 2 ohm
Recommended load impedance > 10 ohm
Cartridge body material – Ground wood and resin composite
Coilwire material – High Purity Copper (OFC)
Cartridge colour – Shiny black
Cartridge weight – 30 g
*) Typical value