My Sonic Lab Eminent Solo Mono mc Cartridge used for about 100 hours in perfect condition barely burned inn in original box.
Specifications
SH-μX core
Extra Super Duralumin A7075 alloy body
Super Duralumin cantilever
Semi-line contact stylus
Internal impedance 1.0Ω
Output voltage 0.4mV
Compliance 10×10-6cm/dyen
Weight 9.0g
Recommended tracking force 1.9-2.2g
Recommended loading 100-800Ω (ideal is around 400Ω)