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Model 750
Standard High Accuracy Directional SensorDirectional Sensor -
Model 760
Accurate Inclination and Azimuth while RotatingDirectional Sensor -
Model 850
Narrow Diameter High Accuracy Directional SensorDirectional Sensor -
Model 850HT
High Temperature Narrow Diameter High Accuracy Directional SensorDirectional Sensor -
Model 1150
Legacy Compatible High Accuracy Directional SensorDirectional Sensor