Tel-Instrument (TIC) TR-220 Multi-Function Test Set
	The TR-220 provides test capability for Traffic and Collision Avoidance Systems (TCAS), Distance Measuring Equipment (DME), and Transponders (Modes A, C, and S).
		Tests Transponder - ATCRBS and Mode S
		ADS-B and TIS Test Features
		Tests TCAS and DME
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