Odetics
Telecom
GPStar
plus
Model 365
365-8006
Specifications 2 - 12
2.7.3
Pulse Rate Output
Two pulse rate output ports are provided. The rate, duty cycle, and polarity of each
output can be independently selected by means of the unit's front panel keypad as well
as commands through the RS-232 control interface port.
Twelve (12) fixed (pre-programmed) pulse rates are available for selection. For
flexibility, other pulse rate periods can be user selected ranging from 2
µ
s to 1 second.
2.7.3.1
General Characteristics
Connector Identification.......................................................... OUT A and B
Number of Outputs..................................................................................... 2
Connector Type ........................................................................ BNC female
Output Drive
High Level ..................................................... > + 2.0 V into a 50
Ω
load
(> + 3.0 V open circuit)
Low Level ...................................................... < + 0.5 V into a 50
Ω
load
Rise/Fall Time (10% to 90% points) ................................................ < 10 ns
Accuracy Error ................................Same as Reference Frequency Output
Synchronization ............................................. Synchronized within 50 ns to
1 PPS Output at initialization of output
Polarity................................................. Rising (Normal) or falling (Inverted)
edge on-time, user selected
Output Format............................... Pulse or square wave (50% duty cycle),
user selected
Repetition Rate .......................................Pre-programmed or user selected
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