PA Speaker
Product ID: PA1801
MODEL：PA1801 SIZE：18"
Nominal impedance：4 Ohm
Rated capacity：300 Watts RMS sensitivity (1M 1W): 98 db
Actual periodicity30Hz~ 2000Hz
Min. sympathetic vibration periodicity :30 Hz
Drum membrane material: PAPER CONE + CLOTH EDGE
Voice coil diameter：3 IN (75.5MM)
Voice coil material ：KAPTON
Magnetism coefficient（BL）：13.445TM
Mechanism Q value (Qms): 5.066
Electric Q value (Qes): 0.394
Total Q value (Qts): 0.364
Equivalent voice volume (Vas): 793.96 Ltr
Magnet weight：2214.6g（78 OZ）
Main Products:
PA speaker,TV Speaker, LCD speaker, car speaker, mini speaker,multimed