Product specifications

Chapter 1. INTRODUCTION
1.1 Overview
Figure 1-1. CRS-170A L-Band 1:1 Redundancy Switch
The CRS-170A L-Band 1:1 Redundancy Switch module, shown in Figure 1-1, is an L-Band Tx-Rx
IF signal switch designed for use with L-Band satellite modems in a 1:1 configuration.
The Tx side switches four modem output signals that are multiplexed onto the transmit coaxial cable:
• 950-1950 MHz L-band transmit RF
• 10 MHz BUC frequency reference
• 600 KHz BUC FSK control and status communication
• BUC DC power supply
1–1