User`s guide

53220A/53230A User’s Guide 25
Preparation for Use 1
The format also applies to numeric readings within trend charts, histograms,
limit testing, etc.
Radix The decimal separator (radix point) between the integer and fractional
parts of the reading can be a decimal point (.) or comma (,).
Digit Group Separator A digit group separator between every three digits on
either side of the decimal separator (radix) allows easier viewing of the
displayed reading. The separator can be one of the following:
None - there is no space between digits (e.g. 10.967342515 MHz)
Space - a space is inserted between every three digits (e.g. 10.967 342 515 MHz)
On - a comma (,) or decimal point (.) is inserted between every three digits
depending on the decimal separator (radix) selected:
decimal point radix: 10.967,342,515 MHz
comma radix: 10,967.342.515 MHz
Screen Control
Screen control is available through the keys shown below.
The display screen can be turned off to increase reading throughput and its
screen saver mode can be used to conserve power. Screen brightness can be
adjusted for optimal viewing in different environments.