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2
Operating Your Instrument
Summary of the Measurement Sequence
1 Connect the power cord to the instrument and to an appropriate power source
The internal Reference Oscillator receives power whenever the power cord is
NOTE
connected to a power source. Therefore, if the instrument has just been
connected to a power source, the frequency of the reference signal may drift
until the oscillator stabilizes. Specifications for the stability of the standard
internal timebase and the optional Oven Timebase are provided in Chapter 3.
2 Connect the input signal to the appropriate input connector (Counter Channel
3 Connect an external reference signal to the External Reference connector on
4 Press the Chan Select key, the Display Power key, and/or the Display DVM
5 Press the Freq Offset key and/or the Power Meter Offset On/Off key(s) to
6 Use the Resol, Rate (Shift + +/–), and Avg keys to configure the display.
7 Use the Menu (Shift + Reset/Local) key to set the reference-oscillator source,
8 If you intend to operate the instrument remotely using the GPIB,
9 If you intend to operate the instrument remotely using the serial interface, use
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(or, if the instrument has the Battery option, turn on the Battery Power switch),
and then press and release the POWER button on the front panel.
1, Counter Channel 2, Power Meter input, or DVM input).
the back panel (if desired).
key to select the measurement function (if necessary).
enable offset measurements (if desired), and then use the Freq Offset (Shift +
Resol) and/or Pwr Offset (Shift + Avg) keys to enter the offset values.
to select the Channel 1 low-pass filter, to configure the Counter's response to
frequency modulation, to select a Power Meter head, and/or to select a
previously saved set of user settings.
use the Menu (Shift + Reset/Local) key to set the GPIB address.
the Menu (Shift + Reset/Local) key to adjust the serial port Baud rate.
Keysight 53147A/148A/149A Operating and Programming Guide
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