Specifications

Section 1 - GENERAL INFORMATION
1-1. INTRODUCTION.
This manual contains information necessary for the installation, operation, testing and alignment of
the Model 450 FM Subcarrier. The documentation for this product is divided into five sections as
described below.
Section 1. General_Information: provides general information about this equipment, circuit
description and specifications.
Section 2. Installation: provides installation information including initial inspection, installation and
repackaging the equipment.
Section 3. Operation: provides information about front panel checks and settings.
Section 4. Performance_Tests: provides information to verify the performance of the equipment.
Section 5. Adjustment & Options: provides information to adjust the equipment, and to select the
various options.
1-2. SPECIFICATIONS.
The specifications are listed in Table 1-1. These are performance standards to which the Model
450 is aligned and tested.
1-3. SAFETY CONSIDERATIONS.
Safety information, relating to installation, testing, etc. is found throughout this manual. Please
refer to OPERATORS SAFETY CONSIDERATIONS at the beginning of this manual.
DEV I F DEV I F
5.41MHz
6.17MHz
A B
PROGRAM
EXECUTE
ALARM
450 SUBCARRIER
TRANSMITTER
CROSS TECHNOLOGIES INC.
SQUELCH AUDIO
6.20MHz
6.80MHz
A B
PROGRAM
EXECUTE
ALARM
CROSS TECHNOLOGIES INC.
SQUELCH AUDIO
450 SUBCARRIER
RECEIVER
Figure 1.1 450 Subcarrier Transmitter and Receiver
450 Operation Manual Rev A Page 7 8/26/99