Calibration Standard Hydrophone

A wide-range general purpose hydrophone that can also be used as a sound transmitter, making it ideal for calibration purpose. The hydrophone is supplied with 10 m waterblocked low-noise shielded cable to MIL-C-915 with BNC plug.

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USE SCENARIOS

Calibration reference standards
Ultrasonic measurements in liquids
Cavitation measurements
Laboratory and industrial measurements in liquids and gases
As underwater projectors (8103, 8104, and 8105)
Noise measurements in humid and polluted atmospheres

A wide-range standard measuring transducer for making absolute sound measurements over the frequency range 0.1Hz to 120 kHz with a receiving sensitivity of −205 dB re 1V/μPa.

Type 8104 Standard Calibration Hydrophone can also be used as a sound transmitter (projector) which makes it ideal for calibration purposes by the reciprocity, calibrated-projector, and comparison methods.

Voltage sensitivity with cable at 20°: 56 uV/Pa ± 15 uV
Charge sensitivity: 0.44 pC/Pa
Capacitance with integral cable: 7800 pF
Frequency range re. 250 Hz: 0.1Hz to 10 kHz (±1.5 dB) / 0.1Hz to 120 kHz (+4/−12.0 dB)
Operating temperature range short-tem continuous: -30 to +80
Max operating static pressure: 252 dB = 4 × 10^6 Pa
Dimensions: 120 mm (4.73 inch)
Weight including integral cable: 1.6 kg (3.5 lb)
Integral cable: 10 m waterblocked low-noise shielded cable to MIL-C-915 with BNC plug

Standard measuring hydrophone Type 8104

Standard measuring hydrophone Type 8104

Drawing fro standard measuring hydrophone Type 8104

Hydrophones

Calibration Standard Hydrophone

USE SCENARIOS

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