User's Manual

Screen Service SDT ARK 1 ECHO Operations
Jan, 2012 v 1.ATSC_FCC Page 3 - 64
Output window
Box
Parameter / Control
Description
Admitted Ranges / Values
R/H
RF
ON / OFF
Output RF signal enabling. The possible output RF signal status are the following:
 ON;
 RF not On: automatic switch off of the output signal (refer to Ampli status);
 OFF: manual switch off of the output signal.
 Green: ON
 Green: RF not ON
 Red: OFF
R/H
RF
Frequency reference
Frequency reference source selector.
 External
 Internal
 GPS
R/H
RF
Internal Freq. Ref. Tune
Internal frequency reference fine tuning setting. Allows the fine tuning of VCO, internal clock
oscillator, with 60 Hz steps.
 Min: 0
 Max: 255
R/H
AGC
AGC ON
AGC status.
 Green: ON
 Grey: OFF
R/H