[:Sense]:Roscillator Subtree - Keysight 53147A Operating And Programming Manual

3 Programming

[:SENSe]:ROSCillator Subtree

This subtree controls the Reference Oscillator.
[:SENSe]:ROSCillator:SOURce . . . <character_program_data>
COMMAND
Sets or queries the current reference timebase to INTernal or EXTernal.
A sequence of ASCII-encoded bytes: INT or EXT
QUERY
RESPONSE
– *RST: INT
COMMENTS
– INTernal indicates the timebase is the internal reference. EXTernal indicates
– The instrument does not switch to EXTernal unless a suitable 1, 2, 5, or 10
– Execution of the command (that is, explicitly selecting internal or external
– If this is set to EXT, and no valid external signal is available at the back-panel
– If this is set to INT, the 10 MHz signal generated by the internal reference
Shift + Menu (REF OSC > INT | EXT)
RELATED
FRONT-PANEL
KEYS
240
the signal at the external reference input (located on the rear panel of the
instrument; Reference connector) is the reference timebase.
MHz signal is present on the Reference connector on the back panel.
timebase) sets [:SENS]:ROSC:SOUR:AUTO to OFF.
Reference connector, the front-panel frequency display may show an error
message.
oscillator is available as an output on the back-panel Reference connector.
Keysight 53147A/148A/149A Operating and Programming Guide