Vinyl vocals squeak?Inventory of the two major series of Nagaoka cartridges in Japan: the 80th anniversary commemorative Jewel Tone series, the review of the six major cartridges of the MP series|Special report -
Nagaoka MP-300 Phono Cartridge - AV World - Auckland HiFi Store
Nagaoka MP-300 Cartridge - Analogue Seduction
Amazon.com: Nagaoka MP-300 AUDIO MM Cartridge MP TYPE : Musical Instruments
Sade - Hang On To Your Love (vinyl: Nagaoka MP-300, Graham Slee Accession, Yamaha PX-3) - YouTube