Case 4: « Reference frequency » = « External Input 1 or 2 »
This usecase is not implemented because the EFC board has only one external reference input.
The behavior of the CRT is the same as in the case 2.
Important Note
It is strongly recommended to use the mode "Reference Frequency = Input 1"
© Safran Data Systems
COMMAND RANGING & TELEMETRY UNIT CORTEX
CRT QUANTUM USER'S MANUAL
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One external reference is connected to "EXT 2"
MSP board uses the external reference 2.
EFC board uses its internal reference.
This mode is strongly NOT recommended
No external reference is connected to "EXT 2"
MSP board uses its internal reference.
EFC board uses its internal reference.
This mode is strongly NOT recommended
Safran Data Systems
.
Ref.
DTU 100042
Is.Rev.
5.17
Date:
Dec.
03, 2021Sept. 30, 2021
Page 216