Air Ultrasonic Ceramic Transducers 40KHz

Come in pair one is:

1. Model: 400ST160 which is the transmitter 
2. The other one is Model: 400SR160 which is the receiver

Specification

• 400SR160 Receiver
• Center Frequency 40.0±1.0Khz
• Bandwidth (-6dB) 400ST160 2.0Khz
• 400SR160 2.5Khz
• Transmitting Sound Pressure Level at 40.0Khz; 0dB re 0.0002μbar per 10Vrms at 30cm: 120dB min.
• Receiving Sensitivity: at 40.0Khz 0dB = 1 volt/μbar -65dB min.
• Capacitance at 1Khz ±20%: 2400 pF
• Max. Driving Voltage (cont.): 20Vrms
• Total Beam Angle -6dB: 55° typical
• Operation Temperature: -30 to 80°C
• Storage Temperature: -40 to 85°C
• All specifications are taken typically at 25°C.

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