RIGOL DSA875 - Manual (Page 141)

Chapter 2 Front Panel Operation RIGOL
User’s Guide for DSA800 Series 2-89
Freq Count
Figure 2-25 Frequency Counter Measurement
1. State
Turn on or off the frequency counter.
Key Points:
 If no active marker currently exists, turning on the frequency counter will
open a Normal marker automatically.
 The frequency readout is more accurate when the frequency counter is
enabled.
 The frequency counter measures the frequency near the center
frequency in Zero span mode.
2. Resolution
Set the resolution of the frequency counter manually or automatically. The
available resolutions are 1 Hz, 10 Hz, 100 Hz, 1 kHz, 10 kHz and 100 kHz.
Table 2-57 Resolution of frequency counter
Parameter Explanation
Default 1 kHz
Range 1 Hz to 100 kHz
Unit GHz, MHz, kHz, Hz
Knob Step 10 times
Direction Key Step 10 times
Counter Readings