丹麥 ortofon SPU Synergy GM 唱頭

描述

Output voltage at 1000 Hz, 5cm/sec. – 0.5 mV
Channel balance at 1 kHz – < 1.5 dB
Channel separation at 1 kHz – > 23 dB
Channel separation at 15 kHz – > 15 dB
Frequency range at – 3dB – 20-30.000 Hz
Frequency response – 20-20.000 Hz ± 2 dB
Tracking ability at 315Hz at recommended tracking force *) – 70 µm
Compliance, dynamic, lateral – 8 µm/mN
Stylus type – Nude elliptical
*) Typical value

Stylus tip radius – r/R 8/18 µm
Tracking force range – 2.5-3.5 g (25-35 mN)
Tracking force, recommended – 3.0 g (30 mN)
Tracking angle – 20°
Internal impedance, DC resistance – 2 Ohm
Recommended load impedance – 10 – 50 Ohm
Cartridge body material – Wooden Powder
Coilwire material – High Purity Copper (OFC)
Cartridge colour – Shiny Black
Cartridge weight – 30 g