User's Manual

Table Of Contents

Screen Service SDT ARK 1 ECHO Purpose and planning

Jan, 2012 v 1.ATSC_FCC Page 2 - 4

2.2.2 DIGITAL TELEVISION HETERODYNE TRANSPOSER WITH ECHO CANCELLER

Heterodyne Transposer with Digital Filtering at Intermediate Frequency for Analog and Digital Television

standards.

Capable of:

 Agile UHF input Down-converter (from 470 MHz up to 862 MHz).

 Agile UHF output Up-converter (from 470 MHz up to 862 MHz).

 Input Analog/Digital signal level monitoring with quality measurement for ATSC

 Digital Filtering at Intermediate Frequency.

 Echo canceller for Digital signal.

 AM/PM pre-correction calibrated on channel and power ranges for Digital and Analog signal

with manual modeling of the curves on Java GUI.

2.2.3 RE-BROADCASTING ATSC MODULATOR

ATSC Modulator with de-modulator for Digital Television standard.

Capable of:

 Agile UHF input Down-converter (channels 21 to 69)

 Agile UHF output Up-converter (channels 21 to 69)

 Input RF signal level monitoring with quality measurement

 Auxiliary Transport Stream inputs on ASI or Gigabit Ethernet

 Modulus/Group Delay Software Pre-correction

 AM/PM Software Pre-correction