Mil-Spec Fiber Optic Gyros

Military Government FOG
Attributes DSP-4000
  DSP-4000 Fiber Optic Gyro

Performance Fiber Optic Gyro

Fiber Optic Gyros



Input Rate (maximum) Digital: ±375°/sec
Analog: ±100°/sec
Bias Instability (25°C) Digital: ≤1°/hr, 1σ
Analog: ≤10°/hr, 1σ
Bias vs. Temp (≤ 1 °C/min) Digital: ≤6°/hr, 1σ
Analog: ≤60°/hr, 1σ
Scale Factor Non-Linearity (max rate, 25°C) Digital: ≤1000 ppm, 1σ
Analog: ≤3000 ppm, 1σ
Scale Factor vs. Temp. (≤ 1 °C/min) Digital: ≤500 ppm, 1σ
Analog: ≤1000 ppm, 1σ
Angle Random Walk (25°C) Digital: ≤0.067°/√hr (≤4°/hr/√Hz)
Analog: ≤0.10°/√hr (≤6°/hr/√Hz)
Bandwidth (-3dB) Digital: ≥440 Hz
Analog: ≥100 Hz

Initialization Time (valid data) ≤5 secs
Data Interface Digital: Synchronous, RS-422
Analog: Analog ±10 VDC differential
Baud Rate Digital: 115.2 Kbps
Analog: ± 10 VDC differential
Data Rate Digital: 1000 Hz
Analog: Analog ± 10 VDC differential
Dimensions (max)

162.6 mm L x 144.8 mm W x 83.8 mm H
(6.4" x 5.7" x 3.3")

Weight, max Digital: 2.36 kg (5.2 lbs.)
Analog: 2.72 kg (6 lbs.)
Power Consumption, max (typical)

9 W (max)

Input Voltage +18 to +32 VDC

Temperature: Operating Digital: -40°C to +70°C (-40°F to +158°F)
Analog: -40°C to +75°C (-40°F to +167°F)
Shock: Operating Digital: 40 g, 6-10 msec
Analog: 40 g, 9 msec
Vibration: Operating Digital: 8 g rms, 20-2000 Hz
Analog: 6 g rms, 20-2000 Hz

Performance Physical


Number of Axes 2 axes


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