PTT Drop Delay: 0, 10, 20, 50, 75, 100 or 250 msec. Keeps transmitter keyed long enough to ensure squelch tail noise doesn’t interfere with data at the receiving terminal.

Handshaking:Specifies the type of flow control used.

2/4 Wire:Selects 2 or 4 wire cable operation.

LED Control:Disables LEDs to save power.

Equalization:

Full/Half Duplex:

B1474

BARNETT ENGINEERING LTD.

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Barnett Engineering B1474 operation manual Equalization Full/Half Duplex