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Narco Avionics MK 12D PLUS TSO NAV/COM User Manual

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PRINTED IN THE U.S.A. AUGUST 1999
NARCO AVIONICS
MK 12D+ TSO NAV/COM
ADDENDUM
INSTALLATION MANUAL
03118-0620P
NARCO AVIONICS INC.
270 COMMERCE DR., FORT WASHINGTON PA 19034 (215)-643-2900 FAX (215)-643-2498
www.narco-avionics.com
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Narco Avionics MK 12D PLUS TSO NAV/COM Specifications

General IconGeneral
Frequency Range (NAV)108.00 to 117.95 MHz
Channel Spacing25 kHz
Transmitter Power10 Watts
Power Output (COM)10 Watts
Sensitivity (COM)2 µV

Summary

Introduction

Features

Lists new improved features of the MK12D+ including internal keep-alive and digital VOR.

General

Refers to Section 1 of the MK12D Installation Manual for features, TSO, and license requirements.

Installation

Installation Introduction

States the MK12D+ installation is interchangeable with the MK12D.

Unit Part Numbers

Lists part numbers for MK12D+ units with and without GS, and different voltage configurations.

Accessories, Optional Equipment & Kits

Refers to tables for accessories, optional equipment, and kits.

Product Specifications

Notes the MK12D+ has 760 COM channels and ±1° digital VOR accuracy.

Post Installation Tests

Refers to paragraph 2.10 in the MK12D Installation Manual and operation paragraph (2.5).

Operation

Explains the internal keep-alive feature maintaining frequencies and preset channels.

COM Section Operation

Details COM section display, volume control, and test functions.

NAV Section Operation

Details NAV section display, volume, IDENT circuit, and frequency entry.

Mechanical Installation

Provides mechanical installation steps for mounting the tray and rear connector.

Tray Lock Operation

Explains the tray's spring locking device and removal using an extraction key.

Mechanical Tray Handling

Describes removing the unit from the tray assembly and using the extraction key.