SYS1 Datalinks

Question 1

How many antennas are on the GDT, what are they?

Answer 1

3, omni, Directional wide & directional narrow

Question 2

How many transmitters are used on LOS uplink?

Answer 2

1 (2 is dormant)

Question 3

How many return links are there?

Answer 3

2 (video and telemetry)

Question 4

How many transmitters are on the ADT (air data terminal)?

Answer 4

2

Question 5

TX1 & RX1 is located where on the MQ9?

Answer 5

Bottom of a/c

Question 6

TX2 & RX2 are located where on the MQ9?

Answer 6

Top of a/c

Question 7

How many antennas are on the MQ9, what are they?

Answer 7

3, 1 omni and 2 directional

Question 8

Regarding DLOS (digital LOS), what is needed to use it?

Answer 8

SPMA (MQ9) & LMA/SLMA (GCS)

Question 9

When would you select Remote split ops?

Answer 9

When the PPSL is not co-located with the GCS

Question 10

What does SPMA stand for?

Answer 10

Sensor processing modem assembly

Question 11

What is the safety one when operating Ku on the ground?

Answer 11

70ft

Question 12

What are the brains of the Ku band in the GCS?

Answer 12

LMA/SLMA

Question 13

RL mode select has how many modes to select from, what are they?

Answer 13

3, internal, external & shared

Question 14

How do you turn off uplinks to the a/c?

Answer 14

Datalink-Ku SATCOM config-RF-KuCL control: Disabled

Question 15

What is the only way the MQ9 will execute lost link logic?

Answer 15

When the CL (command link) is lost

Question 16

What is the arming time when Ku signal is initially lost in the air or ground?

Answer 16

2 seconds

Question 17

During lost link logic, when the SPMA is powered off, how long will it take to re-initialize?

Answer 17

Up to 3 minutes

Question 18

What could the total time be for lost link?

Answer 18

6 min 50 sec