Comtech EF Data SDM-300A - Manual (Page 172)

SDM-300A Satellite Modem Revision 6
Front Panel Operation MN/SDM300A.IOM
5–78
FUNCTION SELECT: UTILITY: MODULATOR:MOD SPECTRUM
MOD SPECTRUM
NORMAL
Mod Spectrum: NORMAL or INVERT
Programmable vector rotation allows selecting NORMAL or INVERT for spectrum reversal of
the I and Q baseband channels.
FUNCTION SELECT: UTILITY: MODULATOR:TX-RS INTERLEAVE
(CONDITIONAL)
TX-RS INTERLEAVE
8 DEEP
Transmit Reed-Solomon Interleaving Depth: 4, 8, or 16
IMPORTANT
Conditional: Only available when TX RS board is installed
FUNCTION SELECT: UTILITY: MODULATOR:TX IESS-310 MODE
(CONDITIONAL)
Note: Only available with Reed-Solomon and 8-PSK 2/3.
TX IESS-310 MODE
OFF
Select: ON or OFF
IMPORTANT
Conditional: Only available when 8-PSK option and RS option are
installed and selected.
An On indication enables 8-PSK 2/3 with Reed-Solomon .