Specification :

CS-3 SPECIFICATIONS

Operating Principal:
Self-oscillation split-beam Cesium Vapor (non-radioactive Cs-133)

Operating Rage:
15,000 to 105,000 nT

Gradient Tolerance:
40,000 nT/metre

Operating Zones:
10° to 85° and 95° to 170°

Hemisphere Switching:
a) Automatic
b) Electronic control actuated by the control voltage levels (TTL/CMOS)
c) Manual

Sensitivity:
0.0006 nT Hz rms

Noise Envelope:
Typically 0.002 nT P-P, 0.1 to 1 Hz bandwidth

Heading Error:
+/- 0.25 nT (inside the optical axis to the field direction angle range
15° to 75° and 105° to 165°)

Absolute Accuracy: