Product Support - Comtech EF Data SLM-5650B Installation And Operation Manual

HDLC Overhead – referred to as "Equation 4" – is expressed as a percent overhead of the
modem date rate:
HDLC OH[%]=(1-F
The HDLC Overhead ranges from approximately 6% for L=64 to approximately 1.8% for
L=1518
.
E.4

Product Support

For further information about the SLM-5650B's overhead support of interfaces and framing
options, please call Comtech EF Data Product Support using the information shown in the
Preface.
Appendix E
)*100 =([(1/62)L+3]/[(63/62)L+3])*100
H
E–6
SLM-5650B Satellite Modem
Revision 2
MN-SLM-5650B