Safran CORTEX CRT Quantum - 2.1. Hardware Integration; 2.2. Network Interfaces

COMMAND RANGING & TELEMETRY UNIT CORTEX
CRT QUANTUM USER'S MANUAL
Ref. DTU 100042
Is.Rev. 5.17
Date: Dec. 03, 2021Sept.
30, 2021
© Safran Data Systems
This document is the property of Safran Data Systems.
It cannot be duplicated or distributed without expressed written consent.
Page 16
1.5. Comparison between CRT QUANTUM and CRT XL/XL2
The table below lists the minor differences between CRT Quantum and CRT XL/XL2 :
Item
CRT XL2
CRT XL
CRT XL
Quantum
CRT eXplorer
Downlink processing
Number of IF Inputs
2
3
3
3
IF Input switch
Nominal/Alternate
Nominal/Alternate
Nominal/Alternate
Nominal/Alternate
IF Input level
-5 to -95 dBm
-5 to -95 dBm
-15 to -105 dBm
-15 to -125 dBm
Auxiliary inputs
2
2
2
2
Number of
Demodulators
3
5
5
5
PM/FM demodulation
Yes
Yes
Yes
Yes
PLL type
2
nd
order
2
nd
order
2
nd
order
2
nd
& 3
rd
order
PLL Bandwidth
10 Hz to 3 kHz
10 Hz to 3 kHz
10 Hz to 3 kHz
0.1 Hz to 3 kHz
BPSK, QPSK, OQPSK
Yes
Yes
Yes
Yes
AQPSK, GMSK
No
Yes
Yes
Yes
8PSK
No
No
Yes
Yes
Sine Subcarrier
Yes
Yes
Yes
Yes
Square Subcarrier
No
No
No
Yes
Low BW Telemetry
40 Hz to 128 kHz
10 bps to 25 kbps
40 Hz to 128 kHz
7 bps to 25 kbps
40 Hz to 128 kHz
7 bps to 25 kbps
40 Hz to 128 kHz
7 bps to 25 kbps
Low BW Telemetry
extended (SPS>=e5r25)
No
No
40 Hz to 512 kHz
7 bps to 64 kbps
40 Hz to 512 kHz
7 bps to 64 kbps
High BW Subcarrier
Telemetry
5 kHz to 2 MHz
100 bps to 600
kbps
5 kHz to 2 MHz
100 bps to 600
kbps
5 kHz to 2 MHz
100 bps to 600
kbps
5 kHz to 2 MHz
100 bps to 600
kbps
High BW PCM
Telemetry
100 bps to 20
Mbps
100 bps to 40
Mbps
100 bps to 40
Mbps
100 bps to 40
Mbps
Viterbi decoder rate
½
½
½, 1/3, 2/3, 3/4,
5/6, 7/8
½, 1/3, 2/3, 3/4,
5/6, 7/8
Tcm decoder rate
N/A
N/A
in HBW only :
2.00/3, 2.25/3,
2.50/3, 2.75/3.
in HBW only :
2.00/3, 2.25/3,
2.50/3, 2.75/3.
Reed-Solomon
223/255
223/255
223/255
239/255
223/255
239/255
Turbo decoder rate
No
½
½
½, ⅓, ¼,
1
/
6
LDPC decoder rate
No
No
1
/
2,
2
/
3,
4
/
5,
7
/
8
1
/
2,
2
/
3,
4
/
5,
7
/
8