User's Manual

Screen Service SDT ARK 1 ECHO Operations
Jan, 2012 v 1.ATSC_FCC Page 3 - 27
Box
Parameter /
Control
Description
Admitted Ranges / Values
R/H
Mode A / Mode B
Channel
Selector of the UHF input channel used as RF input.
 Min: 21
 Max: 69
R/H
Mode A / Mode B
Offset [Hz]
Frequency offset from the channel center frequency of the RF input. 1 Hz step variation.
 Min: -4 MHz
 Max: 4 MHz
R/H
Mode A / Mode B
Squelch
[dBm]
Squelch alarm threshold expressed in dBm. Input is squelched when the RF level is under this
treshold.
 Min: -70
 Max: -20
R/H
Mode A / Mode B
Input HP
Selector of TS input for re-modulator used for Not Hierarchical or High Priority.
 ASI 0
 ASI 1
 ASI 2
 ASI 3
 RX.HP
 RX.LP
 GbE1
 GbE2
R
Mode A / Mode B
Input LP
Selector of TS input for re-modulator used for Low Priority in a Hierarchical Modulation.
R