Comtech EF Data Vipersat CDD-562L, Инструкция по установке и эксплуатации

Страница: 25 / 254

1–1
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.