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TYPE 8106

LOW-NOISE HYDROPHONE WITH PREAMPLIFIER

Hydrophone Type 8106 features a built-in, thick-film, and low noise, 10 dB preamplifier, delivering signal conditioning for transmission over very long distances. This makes Hydrophone Type 8106 suitable for underwater sound measurements down to 1000 meters depth. 

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TYPE 8106

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Type 8106 is a wide-range, piezoelectric hydrophone with preamplifier for making absolute sound measurements over the frequency range 7Hz to 80 kHz, featuring an impressive receiving sensitivity of −173dB re 1V/μPa.

  • 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
FAMILY 8106
Sensitivity 2.24 mV/Pa
Lower frequency 3 Hz
Higher frequency 80 kHz
Maximum operating static pressure 267 dB (9.8 × 10^6 Pa)
Mounting space - length 182 mm
Mounting space - length 7.17 in
Mounting space - width 32 mm
Mounting space - width 1.26 in
Mounting space - height 182 mm
Mounting space - height 7.17 in

El preamplificador dispone de un filtro de paso alto de 7 Hz y una función de calibración mediante tensión de inserción, pero no permite utilizar el hidrófono como proyector. 


Por su construcción, este hidrófono soporta altas presiones estáticas, hasta un límite superior de 107 Pa (equivalente a 100 atm / 1000 m de profundidad marina). 

Incluye un conector estanco integrado, que permite desconectar rápidamente el cable y facilita la sustitución del cable y el almacenamiento del instrumento.