Northern-airborne-technology NTA01-001 Manuel d'utilisateur télécharger pdf (Page 9)

SM71 Rev. 4.10 NTA01-001 Motorola Series Radio Adapter Manual

Output Signals

Mic Output to radio:

Level 150 mVrms ±10% into 150 Ω

Output Type Balanced

Receive Audio Output to audio control panel:

Receive Audio Level 100 mW into 600 Ω nominal

Sidetone Audio Level 25 mW into 600 Ω nominal

Output Type Balanced

Frequency Response <3 dB from 350 Hz to 6000 Hz

Distortion <10% @ rated output

Noise Level Without Signal >50 dB down from rated output

Receive Audio Output Regulation <10% variation when the load is changed to

75% and 400% of the rated load

Relay Contacts 1 A @ 30 Vdc max. (Closed when keyline active)

Bi-directional Signals

RF Input/Output Impedance 50 Ω

Floating lines that pass through the NTA01-001 to the Radio:

Lines from J1 to J104: Lines from J2 to J102:

RESET CTS-RS232

A+ EMER

DIG GND N/C SPARE

SW B+ SW B+

BUSY N/C SPARE

BUS + SPKR HI

BUS – SPKR LO

BUS SHIELD DIG GND

ANA GND BUSY

RADIO ON/OFF BUS –

N.O. CONTACT RX-RS232

WIPER N/C SPARE

TX-RS232

BUS +

RTS-RS232

Feb 6, 2006 Page 1-3

ENG-FORM: 800-0108.DOT

CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.

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Northern-airborne-technology NTA01-001 Manuel d'utilisateur Page 9