Table 1-1. Tunable Coupler Power and Signal Connections (Cont)

TM 32-5865-216-24&P

Power Capability . . . . . . . . . . . . 550 W (continuous wave) maximum

Tuning Time:

Transmit . . . . . . . . . . . . . . . . . . 500 msec or less to any transmit

band

Receive . . . . . . . . . . . . . . . . . . . 100 msec or less from transmit

frequency to wideband receive mode

Control Signals:

Input . . . . . . . . . . . . . . . . . . . . . Transistor-transistor logic

(TTL) serial command,

Manchester-coded

Output . . . . . . . . . . . . . . . . . . . . TTL status bits

TTL Levels:

High (logic 1) . . . . . . . . . . . . 2.4 to 5.5 V dc

Low (logic 0) . . . . . . . . . . . . . 0.0 to 0.4 V dc

Environmental:

Altitude

Operating . . . . . . . . . . . . 30,000 ft (maximum)

Nonoperating . . . . . . . . . . . . 40,000 ft (maximum)

Temperature

Operating . . . . . . . . . . . . . . -40C (-40F) to +55C (+131F)

Nonoperating . . . . . . . . . . . . -57C (-71F) to +85C (+185F)

Humidity . . . . . . . . . . . . . . 0 to 98%

1-4