ITC 220 Base Station, Locomotive & Wayside Radio Transceiver Field Service Guide PN 0046300120 Rev. A
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B.2 LOCOMOTIVE TRANSCEIVER
The ITC 220 Locomotive Transceiver allows for two possible RF antenna configurations.
Single-antenna configuration
The antenna is connected to the primary receive port, which is the TX/RX1 port. Terminate the other port RX2 with
50 Ohm termination.
Two-antenna configuration
One antenna is connected to the primary receive port, TX/RX1. A second antenna is connected to the diversity port,
RX2.
Figure 29 Narrowband RF antenna connections at the rear of the Locomotive Transceiver
B.3 WAYSIDE TRANSCEIVER
The ITC 220 Wayside Transceiver only has a single antenna port for TX/RX and does not have diversity support.
Figure 30 Narrowband RF antenna connector on the Wayside Transceiver