"High Tech Inc HTI 99-HF hydrophone"@en . "SDN:L22::TOOL1498" . "2020-07-22 13:01:08.0" . . "2020-07-22 13:01:08.0" . "HTI-99-HF" . "HTI-99-HF"@en . "1" . . . . . . . "accepted"@en . "SDN:L22::TOOL1498" . "SDN:L22::TOOL1498" . . "A hydrophone designed for high frequency up to 125 kHz. Applications include: Noise monitoring, Marine mammal monitoring to ultrasonic frequencies, and Fish monitoring The instrument is 2.54 cm in diameter by 7.6 cm length. Cable Length (max with voltage mode preamp) is 300 meters. HTI hydrophones are highly customizable. Some of these customizations include: Pre-Amplifier Gain, Pre-Amplifier Filter Settings, Bulkhead Mounting Endcaps, Cable Type, and Cable Length. Sensitivity: without preamp = 204 dB re: 1V/µPa; with preamp (Customer specifies preamp gain within range)= 40 dB to 44 dB. Frequency Response: Customer may specify HPF and LPF within range 2 Hz to 125kHz. Capcaitance = 3.6 nF. The preamplifier types are: Current, Voltage, or Differential mode. The maximum operating depth is 2000 meters."@en . "false" . "1" .