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66
V5.1
‐
March
2010
Zoom
*1
*2
*5
*10
Set multiple *1
Set multiple *2
Set multiple *5
Set multiple *10
The steps below instruct on the operation of the FFT feature:
1. Press
the
MENU
key; the function menu will appear on the right side of the
screen.
2. Press
MENU
▲
or
MENU
▼
to select
FFT MODE
. Five options will then be
available at the bottom of the screen.
3. Press
F1
to turn FFT ON/OFF (the green waveform F will be shown
on the screen after the FFT calculation is completed).
4. Press
F2
to switch between channel
CH1
and
CH2;
the currently selected
channel is indicated at the top left of the screen.
5. Press
F3
to switch to
WINDOW
with the following available options:
HAMMING
、
RECTANGLE
、
BLACKMAN,
and
HANNING
.
6. Press
F4
to switch to
Format
with the options:
dB
and
Vrms
.
7.
Press
F5
to
zoom in/out; the magnification selections are: *1, *2, *5, *10.
8. If the FFT source is CH1, press the red button
VOLTS POSITION
,
z
One of the following three prompts will appear at the bottom-left of the screen
when the
Format
selection is set to
dB
.
— FFT dB level
— CH1 voltage level
— FFT vertical position
Содержание HOS-MS420
Страница 11: ...10 V5 1 March 2010 FRONT PANEL AND KEYPAD OVERVIEW Figure 3 ...
Страница 32: ...31 V5 1 March 2010 Figure 20 AC Coupling ...
Страница 59: ...58 V5 1 March 2010 Fig 34 Vertical mode multi period waveform Fig 35 Horizontal mode multi period waveform ...
Страница 72: ...71 V5 1 March 2010 Fig 42 Rectangle window Fig 43 Blackman window Fig 44 Hanning window ...
Страница 79: ...78 V5 1 March 2010 ...
Страница 85: ...84 V5 1 March 2010 Figure 4 Continuity Test ...
Страница 89: ...88 V5 1 March 2010 ...
Страница 91: ...90 V5 1 March 2010 Figure 10 400mA AC Current Measurement ...
Страница 95: ...94 V5 1 March 2010 ...
Страница 103: ...102 V4 0 March 2010 Range Accuracy Resolution 40 00mA 1 5 1 digit 10uA 400 0mA 1 5 1 digit 100uA 10A 3 3 digit 10mA ...