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1. (WO2013112855) ANALOG IN POWER SUPPLY MODULE

Pub. No.:    WO/2013/112855    International Application No.:    PCT/US2013/023172
Publication Date: Fri Aug 02 01:59:59 CEST 2013 International Filing Date: Sat Jan 26 00:59:59 CET 2013
IPC: G01V 1/24
Applicants: INOVA LTD.
Inventors: BACANEK, Zeljko
HLADIK, Timothy, D.
Title: ANALOG IN POWER SUPPLY MODULE
Abstract:
The present disclosure relates methods and apparatus conducting a seismic survey. The apparatus includes an analog interface and power supply both disposed in a housing. The analog interface is configured to receive analog seismic data from a seismic sensor. The apparatus includes one or more of: (i) an isolation transformer disposed between the power supply and the analog interface and (ii) a analog interface clock configured to synchronized with a power supply clock. The method may include reducing power transmission losses and/or the effect of power supply noise on the seismic signals.