Chapter 1. Introduction; Overview; Figure 1-1. Cdd-562L L-Band Satellite Dual Demodulator; Figure 1-2. Cdd-564/564L 70/140 Mhz / L-Band Satellite Quad Demodulators - Comtech EF Data CDD-562L Installation And Operation Manual

Chapter 1. INTRODUCTION

1.1

Overview

The CDD-562L (Figure 1-1) is a dual (2-channel) L-Band satellite demodulator. The CDD-564L
(Figure 1-2) is a quad (4-channel) L-Band satellite demodulator; the CDD-564 is the 70/140
MHz IF version of the same demodulator; apart from the IF frequency band, these two
demodulators are essentially identical.
Equipped with IP router, these demodulators are intended for closed network applications.

Figure 1-1. CDD-562L L-Band Satellite Dual Demodulator

Figure 1-2. CDD-564/564L 70/140 MHz / L-Band Satellite Quad Demodulators

To simplify reading, the product is referred to hereafter as either "the demodulator" or "the CDD-
56X". If there is a need to distinguish between the units, the specific model number will be
identified.
1–1