Fluke ScopeMeter 190 II Series - Variable Input Sensitivity

ScopeMeter® Test Tool 190 Series II
Users Manual

Variable Input Sensitivity
7KHYDULDEOHLQSXWVHQVLWLYLW\DOORZV\RXWRDGMXVWDQ\LQSXW
VHQVLWLYLW\FRQWLQXRXVO\IRUH[DPSOHWRVHWWKHDPSOLWXGH
RIDUHIHUHQFHVLJQDOWRH[DFWO\GLYLVLRQV
7KHLQSXWVHQVLWLYLW\RIDUDQJHFDQEHLQFUHDVHGXSWR
WLPHVIRUH[DPSOHEHWZHHQP9GLYDQGP9GLYLQWKH
P9GLYUDQJH
7RXVHWKHYDULDEOHLQSXWVHQVLWLYLW\RQIRUH[DPSOH
LQSXW$GRWKHIROORZLQJ
1 $SSO\WKHLQSXWVLJQDO
2
MANUAL
AUTO
3HUIRUPDQ$XWR6HW$872PXVW
DSSHDUDWWKHWRSRIWKHVFUHHQ
$Q$XWR6HWZLOOWXUQRIIWKHYDULDEOHLQSXWVHQVLWLYLW\<RX
FDQQRZVHOHFWWKHUHTXLUHGLQSXWUDQJH.HHSLQPLQGWKDW
WKHVHQVLWLYLW\ZLOOLQFUHDVHZKHQ\RXVWDUWDGMXVWLQJWKH
YDULDEOHVHQVLWLYLW\WKHGLVSOD\HGZDYHIRUPDPSOLWXGHZLOO
LQFUHDVH
3
A
'LVSOD\WKHINPUT A NH\ODEHOV
4
F4
2SHQWKHINPUT APHQX
5
ENTER
6HOHFWDQGDFFHSWVariable
6
F4
([LWWKHPHQX
$WWKHERWWRPOHIWRIWKHVFUHHQWKHWH[W$9DULVGLVSOD\HG
6HOHFWLQJ9DULDEOHZLOOWXUQRIIFXUVRUVDQGDXWRPDWLFLQSXW
UDQJLQJ
7
mV
V
RANGE
3UHVVP9WRLQFUHDVHWKH
VHQVLWLYLW\SUHVV9WRGHFUHDVH
WKHVHQVLWLYLW\
Note
Variable input sensitivity is not available in the
Mathematics functions (+ - x and Spectrum).