Hitachi V-209, Operation Manual

Page: 32 / 47

1 0. MAINTENANCE
28
I)
Since semiconductors, precJsJon components, etc. are
employed in this oscilloscope, use atmost care for opera­
tion and storage.
2)
Clean the scale with soft tissue periodically.
3) Store this oscilloscope in the ambient temperature from
-15 to +60°C (except for the battery pack AD-209) .
11. SPECIFICATIONS
Type
3.5-inch rectangular
CRT
with internal graticule.
P
h
osp h o
r
P31 standard
Graticule
8
x
10 div (div
=
6.85 mm)
Internal graticule
Focussing
Possible (with automatic focus correction circuit)
Trace rotation
Brightness adjustment
Present
Possible
Z-AXIS INPUT (INTENSITY
DC-coupled, positive-going signal decreases intensity:
SVp-p signal causes noticeable modulation at normal
intensity: DC to l
MHz
Input impedance
Approximately 50 k ohm