HIGH DATA RATE RECEIVER
HDR-4G+ USER’S MANUAL
Ref. DTU 100782
Is.Rev 3.5
Date: June 1, 2021
© Safran Data Systems – IMP000074 e14r1
This document is the property of Safran Data Systems.
It cannot be duplicated or distributed without expressed written consent.
Frequency Reference 1.6.8
External Reference 1.6.8.1
Input port 1 port for the demodulator and 1 port for the test modulator
Frequency 10 MHz sine or square
Impedance 50
Level 0.5 to 10 Vpp (if DC = 0)
DC max. = 4 V
Internal Reference 1.6.8.2
Frequency 10 MHz
Frequency stability 5 ppm ageing first year
2 ppm ageing following years
15 ppm vs temperature variations (10° to 40°)
Time Code Reference 1.6.9
Time code IRIG-B or NASA 36
Input port 1
Amplitude 0.8 to 8 Vpp
Impedance 100 k
Time tagging accuracy 50 s
Flywheel mode Yes
Mechanical - Environment 1.6.10
Industrial PC chassis 19-inch rack-mountable (4 rack space)
Depth: 550 mm
Test Modulator board PCI, 1 slot (+ 1 I/O slot)
Demodulator board PCI, 2 slots
Weight 25 kg
Operating temperature + 10°C to + 40°C
Storage temperature - 20°C to + 60°C
Relative humidity 5% to 95% noncondensing
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