Comark EXACT-V2, Руководство пользователя, Страница: 15 / 94

USER MANUAL
MPD-1611291-A
EXACT-V2 High End Rack Modulator / Exciter
3/10/2017
MPD-1611291-A
Page 15/94
2.1 Features Overview

Input Stream Management
ATSC 1.0 :
o
2x ASI/SMPTE 310M Inputs :

ASI: 188 or 204 byte format with RS decoding – TS/ASI (ETSI EN
102 773 - [D1] & [D2])

SMPTE 310M: 188 byte format
o
1x ASI Output (188 byte) – Stream output type: TS/ASI
o
Redundancy management :

TS CleverSwitch: stream switching between Main and Secondary input
– See TS CleverSwitch control
o
Bit rate adaptation & PCR re-stamping
o
Null packet deletion

ATSC framing and channel encoding
o
8-VSB modulation core
o
Virtual Channel Table Update
ATSC 3.0 : (Available from the S110 firmware version)

Digital Adaptive Non-Linear Precorrection circuits
o
Flexible operating modes: STATIC (EDIT), SINGLE, SURVEY or
CONTINUOUS
o
RF feedback signals sampled in real-time after Power Amplifier

Digital Linear Precorrection circuits
o
Manual mode
o
Adaptive mode : STATIC (EDIT) or SINGLE
o
RF feedback signals sampled in real-time after RF filter

PAPR reduction system and protection clipping

RF output
o
Frequency band: UHF and VHF band
o
Bandwidth: 6MHz
o
Main output (0dBm or op20dBm) and monitoring output (-20dB
relative to main output)