The Platinum2 and Sonata2 models use a modified four piece OTL cantilever technology achieving a 10% tip mass reduction over the Prestige series and ultra-high purity long crystal (UHPLC) oxygen free copper wire in the coils. The Platinum2 model uses Grado's specially designed elliptical diamond, and the Sonata2 model uses Grado's specially designed nude elliptical diamond.
OUTPUT: 4.8mV @ 5 CMV (45)
CONTROLLED FREQUENCY RESPONSE: 15-55 KHZ
CHANNEL SEPARATION: AVERAGE 30 DB - 10-30 KHZ
LOAD: 47,000 OHMS
INDUCTANCE: 30 mh
RESISTANCE: 600 OHMS NON SENSITIVE TO CAPACITIVE LOAD