Comtech EF Data CDM-570L - Page 63

Filename: T_ERRATA 1
Errata D
Comtech EF Data Documentation Update
Subject:
Changed Input Power Range
Date:
July 18, 2006
Document:
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
Part Number:
MN/CDM-570L.ED4
Collating Instructions:
Attach this page to page 12-3
Comments:
Highlighted Input Power Range changes are as follows:
Change Specifics:
12.2 Demodulator
Data rate range, operating modes, de-scrambling, input impedance/return loss etc., as per
Modulator
Input power
range
CDM-570 Desired Carrier: -30 to -60 dBm.
+35 dBc maximum composite, up to -5 dBm, absolute max.
CDM-570L Desired Carrier: -130 + 10 log(Symbol Rate) to -90 + 10 log(Symbol Rate).
+40 dBc maximum composite, up to –10 dBm, absolute max.