this is an auction for an original CORAL 666-EX stereo cartridge, manufactured in Japan between 1979 and 1984this was originally purchased in 1982, according to the purchase receipt (included) MM type cartridge using beryllium cantilever. Samarium-cobalt magnet is used for the magnetic circuit. Some specs:Type MM Type Cartridge Frequency characteristic 10 Hz to 45 kHz Output voltage 4.5 mv (1 kHz, 50mm/sec.) Channel separation 30dB Needle tip 0.2x0.8 mil Elliptical Needle Needle pressure 0.9g ~ 1.2g Compliance 15x10-6cm/dyne Impedance 2,100 ? Load impedance 47 ~ 100k ? Weight 5.5g This is an original, not a repro. Still in the original box, accompanied by the original instruction manual, and relevant paperwork to do with its range testing. We are selling this item AS IS. Please feel free to write in with any questions whatsoever. All USA orders will ship via USPS Priority MailAll international orders will ship via USPS First Class International

this is an auction for an original CORAL 666-EX stereo cartridge, manufactured in Japan between 1979 and 1984this was originally purchased in 1982, according to the purchase receipt (included) MM type cartridge using beryllium cantilever. Samarium-cobalt magnet is used for the magnetic circuit. Some specs:Type MM Type Cartridge Frequency characteristic 10 Hz to 45 kHz Output voltage 4.5 mv (1 kHz, 50mm/sec.) Channel separation 30dB Needle tip 0.2x0.8 mil Elliptical Needle Needle pressure 0.9g ~ 1.2g Compliance 15x10-6cm/dyne Impedance 2,100 ? Load impedance 47 ~ 100k ? Weight 5.5g This is an original, not a repro. Still in the original box, accompanied by the original instruction manual, and relevant paperwork to do with its range testing. We are selling this item AS IS. Please feel free to write in with any questions whatsoever. All USA orders will ship via USPS Priority MailAll international orders will ship via USPS First Class International