Center frequency

40±1.0KHz

Bandwidth(-6dB)

2.0KHz (Tx)

Transmitting Sound Pressure Level 
at 40.0KHz; 0dB re 0.0002µbar per 10Vrms at 30cm

115dB min.

Receving Sensitivity at 40.KHz 0dB=1 volt/µbar

-67dB min.

Capacitance at 1KHz ± 20%

2400pF

Max.Driving Voltage(cont.)

20Vrms

Total Beam Angle -6dB

85°typical

Operating Temperature

-30～+70℃

Storage temperature

-40～+80℃