Telefon-Receiver ( TR ) SD-157B-4

Telefon-Receiver ( TR ) - SD-157B-4-, ND-Te-B ,150±20%Ω at 1 KHz ,Impedance 80±2dB S.P.L.60mv at 1 KHz

Magnet Nd-Te-B Magnet
Impedance 150±20%Ω at 1 KHz
80±2dB S.P.L.60mv
Sensitivity at 1 KHz 0dB 2X 10^-5; Pa