3
‑
3
‑
th
a.
-5
©
p e c i B e L s
0
°
IMw
6000
qu
WLETT
PACKARD
:
®
*
3
3
‑
FUNCTION
3
I5CPS-IMC
1CPS-IMC
3
‑
AC TRANSISTOR VOLTMETER
3
MODEL
403A
a
HEWLETT ®
PACKARD
re
af
3.
we
403A-C -1007
fu
T
is
w
3.
3
te
RANGE switch -
Use
15 cps to 1 mc position if frequency is
v
Select
range which gives a reading in the
higher than 15
cps.
This
gives
fastest
meter
te
upper
2/3
of
the meter
scale.
r e c o v e r y
t i m e f r o m overload.
a
Fluorescent indicator -
3
F U N C T I O N
switch
-
;
Glows when
i n s t r u m e n t i s on.
a
Check battery condition by rotating the switch
b
to the BATTERY TEST position. The
meter
I N P U T terminals
-
ti
should
read above seven volts on the
" 0 - 1 "
Connect voltage to be measured to theset e r -
2
meter
scale.
Selectfrequency
range desired.
minals.
3
e
3
Ww
Ie
it
1
F i g u r e
3-1.
Operating
Controls
:
3-0
00125-2
6
