TR-420
RAMP
Test Set
Description
The TR-420 (Multi-function including Mode 5) Ramp
Test Set is the next generation of avionics support equipment. The
TR-420 is a battery powered portable unit used to test the operation of
Transponders and Interrogators including: IFF (with Mode 5) Mode S
Transponders, EHS, and ADS-B. TACAN/DME, ADS-B Transmit/Receive and
TCAS testing functionality are also offered as part of the standard
test set capability. Tests of both Transponders and Interrogators can
be performed by using the TR-420 hand held antenna to radiate to and
from the unit-under-test (UUT) or by directly connecting to the UUT
antenna port. The TR-420 employs a user interface with a large 5.7 in.
color LCD screen and surrounding soft-keys. This allows for easy and
quick access to a multiple of test screens menus and display options.
