User's Manual Part 3

118
EXTERNAL REFEREMENT MODULE MTG0076AR0
DESCRIPTION
The board contains the 5/10MHz external reference and a series of functions on the back
of the apparatus: the rear audio and video inputs, the telemeasuring connectors and the
RS485, the external reference input (or output) and the IF connection before the linearity
pre-corrector, in order to allow the insertion in the chain of different modulation systems
such as NICAM.
TECHNICAL CHARACTERISTICS
Frequency reference 5-10MHz
Detector presence 0dBm threshold
Connector BNC input-output selectable (sw)
O.C.X.O. Characteristics (optional) 0.05ppm long term stability
O.C.X.O. Tuning frequency ±5ppm fine tunability (sw)
O.C.X.O. Warm up consumption 4.5W 10min @25°C
IF Link OPEN-CLOSED Selection switch (sw)
A-V Rear connections Available on exciter arrangement
Telemasures DB9
RS485-RS232 DB9 Selectable (sw)
Component layout SCH0266AR1