Annex B14 SINCGARS

Question 0

Four (4) requirements to operate a radio in frequency hopping mode

Answer 0

HOPSET
Transmission Security Key (TSK)
Time
Net ID

(Traffic Encryption Key (TEK( is also included in FH data, but not strictly required IOT operate in FH mode)

Question 1

Frequency range of SINCGARS

Answer 1

SINCGARS operates with FM in the VHF spectrum from 30-87.975 MHZ

Question 2

Power requirements for a PRC 119A

Answer 2

Main battery power. One of the following:
	-BA 5590 (non rechargeable)
	-BA 390 (rechargeable)
	-BA 590 (rechargeable)
Hold up Battery (HUB)
	-BA 5372 (non rechargeable)
	-cannot power radio on its own

Question 3

Power Requirements for a PRC 119F

Answer 3

Main battery power. One of the following:
	-BA 5590 (non rechargeable)
	-BA 390 (rechargeable)
	-BA 590 (rechargeable)
Hold up Battery (HUB)
	-BA 5372 (non rechargeable)
	-cannot power radio on its own

Question 4

Power requirements for all vehicle SINCGARS configs

Answer 4

• 22-32 VDC (battery current from vehicle)
• Standard power available from batteries of all HMMWV variants
• Also require HUB

Question 5

ID the equipment nomenclature for a VRC-87/88/89/90/91/92/MRC 145

Answer 5

VRC 87-One short range radio
VRC 88- One short range radio/Dismount cable
VRC 89- One short range radio/One long range radio
VRC 90- One long range radio
VRC 91- One short range/one long range radio
VRC 92- Two long range radios
MRC 145- Two long range radios

Question 6

Principle mission of the AN/MRC 145

Answer 6

Retransmission (RX) of VHF nets

Question 7

ID the difference between the AN/MRC 145 vs AN/VRC 92

Answer 7

Both a vehicle and RX cable come SL3 with the MRC 145