Products - ATIS DMU Specifications

ATIS DMU

Automatic Terminal Information System

Product Specifications

Recording Time Available:

•  Model: DMU (64 second base unit)
•  Additional memory is available in 32 second
    increments up to a maximum of 17 minutes

Number of Lines:

• Model: DMU (2 announcement lines)

Number of Messages:

• One to six announcement messages (user selectable)
• One standby message

Telephone Line Interface:

• Connector:
• RJ11C modular jack connector
• RJ21X - 50 pin connector
• Line Activation:
• Loop
• Ground
• Battery
• E&M
• Continuous play
• Off hook impedance: 600 ohm nominal
• Output level: Adjustable to a maximum of -9 dBm
• Low impedance: 4 ohm on lines 1-5 (option)
• Alarm contacts: 0.3 A/60 VDC, 1.0 A/24 VDC, 0.3 A/120 VAC

Audio Storage:

• Voice encoding/decoding: pulse code modulation (PCM)
• Storage medium: dynamic RAM
• Sampling rate: 8 kHz, 8 bits/sample
• Frequency response: 300 Hz to 3.4 kHz (+/- 3 dB)

Audio Inputs:

• Microphone: 600 ohms (1/4"phone jack)
• Tape: 10 K ohms (1/4"phone jack)
• Handset: 5 K ohms
• Remote access (analog line)

Battery Backup:

• Announcers will operate for 2 hours during power interruption
• 48 hour battery recharge

Power Supply Options:

• 110/120 VAC, 60 Hz, 0.2 A, 15 W
• 220/240 VAC, 50 Hz, 0.1 A, 20 W
• -48 DVC, 0.3 A, 15 W

Dimensions:

• 1.75 in. (4.5 cm) H x 16.25 in. (41 cm) W x 9.25 in. (23.5 cm) D

Weight:

• 13 lbs (6 kg)

Approvals:

• FCC, CS-03, NRTL/C, BABT, CE

Note: Specifications are approximate and are subject to change.

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