ML248xA / ML249xA Front Panel Layout and Operation
4-16 13000-00162
September 2005
The Connectors
A
B
C
Calibrator
A
B
A
Calibrator Reference
This connector is a precision female N- Type, 50 Ohm connector that provides a
precision, traceable 0.0 dBm, 50 MHz or 1 GHz reference signal for absolute
calibration of the sensors. (The 1 GHz signal is standard on the ML249xA, and
available as an option for the ML248xA.) The calibration signal can be turned on
or off through the Cal/Zero menu. As an option, the calibrator reference can be
positioned on the rear panel, either in combination with sensor A connector
(option 7), or with both the A and B connectors (option 8).
B
Sensor A connector
This connector is a 12- pin circular precision connector to be used in conjunction
with power sensor cables. An optional rear panel Channel A connector is offered
as an alternative. If the rear panel connector option is installed, the front panel
connector is not installed.
C
Sensor B connector
This connector is a 12- pin circular precision connector to be used in conjunction
with power sensor cables. An optional rear panel Channel B connector is offered
as an alternative. If the rear panel connector option is installed, the front panel
connector is not installed.