TABLE 1-1. TECHNICAL CHARACTERISTICS

TM 11-5805-451-15

1.4 TECHNICAL CHARACTERISTICS

Table 1-1 lists the technical characteristics of the Express Orderwire Multi-

direction Unit.

TECHNICAL CHARACTERISTICS

Environmental

Operating Temperature . . . . . . . . . . . . . . . . .

0 to 55C

Relative Humidity . . . . . . . . . . . . . . . . . . . . .

30 to 95%

Altitude

Storage . . . . . . . . . . . . . . . . . . . . . . . . . .

30,000 ft

Operating . . . . . . . . . . . . . . . . . . . . . . . . .

5,000 ft

Power Source . . . . . . . . . . . . . . . . . . . . . . . . . .

48 Vdc 10%, 2 mV ripple

Power Consumption . . . . . . . . . . . . . . . . . . . . . .

44 mA per voice-frequency

amplifier board

Printed Wiring Board Characteristics

Voice-Frequency Amplifier Board (368-91965)

Quantity. . . . . . . . . . . . . . . . . . . . . . . . . .

4, max

Circuits. . . . . . . . . . . . . . . . . . . . . . . . . .

2 per board

Input and Output Impedance . . . . . . . . . . . . .

600 ohms &lo%, balanced

Input Signal Level . . . . . . . . . . . . . . . . . . .

-40 to -0 dBm

Output Signal Level . . . . . . . . . . . . . . . . . .

+10 dBm, max

Gain . . . . . . . . . . . . . . . . . . . . . . . . . . . .

0 to 30 dB, continuously

adjustable within 0.5 dB

Crosstalk . . . . . . . . . . . . . . . . . . . . . . . . .

-70 dB, max

Signal-to-Noise . . . . . . . . . . . . . . . . . . . . .

70 dB below maximum

output level