Concept
GeoSpectrum M8 hydrophone
| URI | http://vocab.nerc.ac.uk/collection/L22/current/TOOL1658/ | |
|---|---|---|
| Within Vocab | SeaVoX Device Catalogue | |
| Alternative Labels | GeoSpectrum M8 | |
| Definition | A high-frequency omni-directional hydrophone and sound projector for use in the marine environment. It can be purchased with or without a pre-amplifier, and can be packaged in various ways tailored to the users' application. It has a diameter of 22 mm and length of 110 mm (single package). It is depth-rated to 3500 m and can operate at temperatures between -40 and +70 degC. Its acoustic sensitivity (1 kHz) is -200 dBV re 1uPa (unamplified). It has a frequency range from 1 Hz - 150 kHz, (+/- 5 dBV) and an electro-acoustic efficiency of 80 % at resonance. It's bandwidth (-3 dB) is 30 kHz. | |
| Date | 2021-03-23T16:02:18 | |
| Identifier | SDN:L22::TOOL1658 | |
| Note | accepted | |
| Has Current Version | 1 | |
| version | 1 | |
| inScheme | http://vocab.nerc.ac.uk/scheme/SDNDEV/current/ | |
| Broader | L19:SDNKG17 | sensor_model |
L05:369 | hydrophones | |
| Related | B75:ORG01774 | GeoSpectrum Technologies Inc |
L35:MAN0166 | GeoSpectrum | |
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