JK2830 Series Operation Manual Chapter 3 Introduction to [DISP]
14
◼
↓
(-)
This is a fine adjustment soft key used to decrease the frequency. The
selectable frequencies are the same as that of
↓
(-).
◼
↓
(--)
This is a coarse adjustment soft key used to decrease the frequency. The
selectable frequencies are the same as that of
↓
(--).
2)
Use soft keys or numeric keys to select or set frequency. When using numeric
keys to input the required frequency value, the soft key displays the available
frequency units (Hz and kHz). You can use unit soft key to input unit and data.
When using [ENTER] to input frequency, the default unit is Hz.
3.1.4
Test level
The measurement level of JK2830 can be set from 10mV to 2.0V with the
resolution of 10mV.
Operation steps for setting test level:
JK2830 provides two methods to set the level of test signal source. The first one
is to use soft keys, while the second one is to input data by numeric keys.
1)
Move the cursor to LEVEL, the following soft keys will be displayed.
◼
↑
(++)
This is a coarse adjustment soft key used to increase the level of test
signal source.
◼
↑
(+)
This is a fine adjustment soft key used to increase the level of test signal
source.
◼
↓
(-)
This is a fine adjustment soft key used to decrease the level of test signal
source.
◼
↓
(--)
This is a coarse adjustment soft key used to decrease the level of test
signal source.
2)
Soft or numeric keys are used to select or set the test level. When numeric
keys are used to input the desired level, the available units (mV, V,uA,mA,A)
will be displayed in the soft key zone. Users can use these unit keys to input
unit and data.
