pdhman.book : pdhmod.doc 22 Tue Oct 14 15:00:20 1997
22
HP 37717C PDH / DSn Features
Binary Interfaces. Option UH3 (US7)
Binary Interfaces. Option UH3 (US7)
To enable the selection of
NRZ binary interfaces, select, ,
MAIN SETTINGS, INTERFACE,
.
The CLOCK SYNC for the transmitted
signal may be selected as either the
internal source or from an external
binary (NRZ) input.
The binary clock and data output
thresholds and polarity are selectable.
Thresholds may be ECL (75 Ω to
ground) or TTL (75 Ω to -2V), polarity
may be normal or inverted.
To enable the selection of
binary interfaces, select, , MAIN
SETTINGS, INTERFACE, .
TRANSMIT
PDH
BINARY
RECEIVE
PDH
BINARY