Technics - 310MC Phono Cartridge - Full Original Test Report -

Empire - EDR.9 Phono Cartridge - Full Original Test Report - 1979

Ortofon - Model 540 Phono Cartridge - Full Original Test Report - 1989

Audio-Technica - AT-155LC - Phono Cartridge - Full Original Test Report -

Shure - Model M97HE - Phono Cartridge - Full Original Test Report - 1981

Janszen - Z-824 Speaker - Original Magazine Test Report - 1975

Axiom - AX-5 Speaker - Full Original Test Report - 1988

Proton - SD-1000 Sound Decoder - Full Original Test Report - 1989