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Ortofon A90 Low Output Moving Coil Cartridge
The A90 not only celebrates the past 90 years of Ortofon, first and foremost it also makes history by significantly raising the standards by which sound reproduction is measured, making it a celebration of sound itself. This impeccably crafted cartridge carries with it the culmination of decades of research in the field of analogue sound reproduction along with the worldís best engineering, materials, and manufacturing techniques. Combined with the inspiration of the very best ears and minds in contemporary analogue technology, the A90 stands as a true contender for the best moving coil pickup of all time.
Ortofon A90 Technical Data:
Output voltage at 1 kHz, 5cm/sec.: 270 µV
Channel balance at 1 kHz: < 0,2 dB
Channel separation at 1 kHz: > 28 dB
Channel separation at 15 kHz: > 22 dB
Frequency range at - 3dB: 10 Hz - 80 kHz
Frequency response: 20 Hz - 20 kHz + / - 1 dB
Tracking ability at 315 Hz at recommended tracking force: 100 µm
Compliance, dynamic, lateral : 16 µm/mN
Stylus type: Special polished Nude Ortofon Replicant 100 on Boron Cantilever
Stylus tip radius: r/R 5/100 µm
Tracking force range: 2,0-2,5 g (20-25 mN)
Tracking force, recommended: 2,3 g (23 mN)
Tracking angle: 23°
Internal impedance, DC resistance: 4 Ohm
Recommended load impedance: > 10 Ohm
Cartridge body material: SLM Stainless Steel
Cartridge colour: Black
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