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Technical Specifications

RF Output Specifications

  • RF Constellation Signal for GPS, GLONASS, Galileo, BeiDou, QZSS, IRNSS
  • Connector: Type N female
  • Frequency:
    • L1/E1/B1/SAR: 1539 - 1627 MHz
    • L2/L2C: 1167 - 1255 MHz
    • L5/E5/B2: 1146 - 1234 MHz
    • E6/B3: 1215 - 1303 MHz
  • Number of output channels: 1 to 64
  • Channel configuration:
    • Any channel can be GPS, GLONASS, Galileo, BeiDou, QZSS, IRNSS
    • GLONASS freq ch -7 to +6
    • Up to 3 SBAS satellites (instead of 1-3 GNSS satellites)
  • Data format:
    • 50 bits/s, GPS, Galileo OS, GLONASS frame structure
    • GPS CNAV
    • 250 bits/s, SBAS
  • PRN codes: 1 to 210, plus GLONASS
  • Spurious transmission: <-40 dBc
  • Harmonics: <-40 dBc
  • Output signal level:
    • -65 to -160 dBm;
    • 0.1 dB resolution down to -150 dBm;
    • 0.3 dB down to -160 dBm.
  • Power accuracy: ±1.0 dB
  • Pseudorange accuracy within any one frequency band: 1mm
  • Pseudorange accuracy across different frequency bands: 30 cm
  • Inter-channel bias: Zero
  • Inter-channel range: >54 dB
  • Limits:
    • Altitude: 18240 m (60000 feet)
    • Acceleration: 4.0 g
    • Velocity: 515 m/s (1000 knots)
    • Jerk: 20 m/s3
  • Extended limits:
    • Altitude: 20200 km
    • Acceleration
    • Velocity: 20000 m/s (38874 knots)
    • Jerk: No limit
  • White noise signal level:
    • -50 to -160 dBm
    • 0.1 dB resolution down to -150 dBm
    • 0.3 dB down to -160 dBm
    • ±1.0 dB accuracy

Rear Panel Outputs and Inputs

  • External Frequency Reference Input
    • Connector: BNC female
    • Frequency: 10 MHz nominal
    • Input signal level: 0.1 to 5Vrms
    • Input impedance: >1kΩ
  • Frequency Reference Output
    • Connector: BNC female
    • Frequency: 10 MHz sine
    • Output signal level: 1Vrms into 50 Ω load
  • External Trigger Input
    • Connector: BNC female
    • Signal Type: Single pulse
    • Level: TTL level, 1.4 V nominal
    • Input impedance: >1kΩ
    • Minimum PW: 10 ms
    • Active Edge: Falling
  • 1/10/100/1000 PPS Output
    • Connector: BNC female
    • Output signal level: approx. 0V to +2.0 V in 50 Ω load
    • Accuracy: Calibrated to ±10 nSec of RF timing mark output

Time Base

  • Standard OCXO
    • Ageing per 24 h: <5x10-10
    • Ageing per year: <5x10-8
    • Temp. variation 20 … 50°C: <5x10-9
    • Short term stability (Adev @1s): <5x10-12

Optional Antenna

  • Frequency: 1000 MHz to 2600 MHz
  • Impedance: 50 Ω
  • VSWR: <2:1 (typ.)
  • Connector: SMA male
  • Dimensions: 15 mm diameter x 36 mm length

Environmental Specifications

  • Environmental Data
    • Class: MIL-PRF-28800F, Class 3
    • Operating Temp.: 0°C … +50°C
    • Storage Temp.: -40°C … +70°C, non-condensing, @ <12000 m
    • Humidity: 5-95% @ 10…30°C, 5-75% @ 30…40°C, 5-45% @ 40…50°C
    • Max. Altitude: 4600 m
    • Vibration: Random and sinusoidal according to MIL-PRF-28800F, Class 3
    • Shock: Half-sine 30 g per MIL-PRF-28800F, Bench handling
    • Transit Drop Test: Heavy-duty transport case and soft carrying case tested according to MIL-PRF-28800F
    • Reliability: MTBF 30000 h, calculated
    • Safety: Designed and tested for Measurement Category I, Pollution Degree 2, in accordance with EN/IEC 61010-1:2001 and CAN/CSA-C22.2 No. 61010-1-04 (incl. approval)
    • EMC: EN 61326 (1997) A1 (1998), increased test levels per EN 50082-2, Group 1, Class B, CE
  • Power Requirements
    • Line Voltage: 100-240 VAC, 50/60/400 Hz
    • Power Consumption: 40 W max.
  • Dimensions & Weight
    • Width: ½ x 19" (215 mm)
    • Height: 2U (90 mm)
    • Depth: 395 mm
    • Weight: Net 2.7 kg (5.8 lb)
    • Shipping: 3.5 kg (7.5 lb)