User Manual

1.Press Menu wave Type Exp Param Input number and select the unit.
3.4 Frequency Measurement
This instrument can measure frequency and duty ratio of TTL compatible signals, with
frequency range of 100 MHz to 200MHz. The frequency meter takes signal through the
external digital modulation interface (FSK Trig/CNT connector). Press Utility Counter to
collect Frequency, Period, and Duty ratio values.
Note: When there is no signal input, frequency meter parameter list always shows last
measurement value. Frequency meter will refresh only when new TTL compatible signal
is present.
3.5 Build-in Help System
The help system allows you to access information about specific menu items and instrument
functions when you need help. You can access and navigate this help system using front
panel and knobs, and following on-screen instructions as they appear. The individual help
topics may contain links to other topics as well. These can be accessed by following the
on-screen instructions.
Long press any soft key or button to display relevant information. If the content is more
than 1 screen size, use soft key or multifunctional knob to display the next screen. Press
Menu to exit.
Note:
The built-in help system provides simplified Chinese and English languages. All information,
context help and help topic are displayed in selected language. Language setting:
Utility System → Language .
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