Becker Designed AR 3201 - Manual (Page 5)

Section 1 GENERAL INFORMATION
1.1 Introduction
The following Handbooks describe the VHF-communications transceiver AR 3201 - ( ).
The Handbooks DV 28110.03 (,, Installation and Operation ‘‘) and DV 28110.04 (,,Maintenance and
Repair‘‘) contain the following sections :
Section DV 28110.03 DV 28110.04
1 General Information X X
2 Installation X X
3 Operation X X
4 Theory of Operation X
5 Maintenance and Repair X
6 Illustrated Parts List X
7 Modification and Changes X
8 Circuit Diagrams X X
1.2 Purpose of equipment
The VHF transceiver permits transceiver communication on 760 channels in the frequency range
118.000 MHz to 136.975 MHz with a channel spacing of 25 kHz. It can also be limited to 135.975 MHz
= 720 channels by incorporating a different PROM. Extensions for additional modes such as
temperature and operating voltage measurements, etc. are provided for.
The VHF transceiver is physically designed for unrestricted application in category II aircraft. In the
environmental categories there is no limitation for application in the instrument panel and for use in
AR 3201 - ( )
DV 28110.03/.04 Issue 04/92 Page 1-1