Chapter II
2.
DESCRIPTION OF THE APPARATUS
o
30
Description of marks:
1 -
FOCUS
2 -
TRACE ROTATION
3 -
INTENSITY
4 -
AUTOSET/
ABORT
5 -
VOLT/DIV CH1
POSITION ! ! ! ! " " " "
6 -
7 -
ADD
POSITION # # # # $ $ $ $
8 -
9 -
-CH2
POSITION ! ! ! ! " " " "
10 -
11 -
VOLT/DIV CH2
12 -
x10
13 -
LEVEL
14 -
15 -
T/DIV
XY
16 -
AUTO
SOURCE %
% %
%
17 -
COUPLING %
% %
%
18 -
19 -
EXT
COUPLING &
& &
&
20 -
SOURCE &
& &
&
21 -
22 -
VAR CH2
23 -
CH2 (Y)
COUPLING CH2 %
24 -
25 -
PROBE ADJUST
26 -
CH1 (X)
COUPLING CH1 %
27 -
28 -
VAR CH1
29 -
ON/OFF
30 -
POWER
20 MHz oscilloscope
1
2
3
Trace focusing adjustment potentiometer
Access hole to the trace rotation adjustment potentiometer
Trace intensity adjustment potentiometer
Intermittent start key for the AUTOSET function or ABORT the result of the AUTOSET
Selection switch for vertical sensitivity or switching channel CH1 off (CH1 OFF position)
Vertical framing potentiometer for the CH1 trace
Key for activation of the channel addition mode
Horizontal framing potentiometer for the CH1 and CH2 traces
Channel CH2 inversion selection key
Vertical framing potentiometer for the CH2 trace
Selection switch for vertical sensitivity or switching channel CH2 off (CH2 OFF position)
Horizontal expansion by 10 selection key
Trigger level adjustment potentiometer
Trigger slope selection key
Horizontal sweep speed selection key for traces and selection of XY mode
Triggered or automatic scanning mode selection key
Trigger source scanning/selection left/right key
Trigger filter scanning/selection left/right key
External trigger input BNC plug
Trigger filter scanning/selection left/right key
Trigger source scanning/selection left/right key
Gain adjustment potentiometer for vertical channel CH2
BNC input plug for channel CH2 (or for the Y channel in XY mode)
%
% %
Input coupling scanning key or selection of the channel CH2 ref.
Access hole to the calibration signal
BNC input plug for channel CH1 (or for the X channel in XY mode)
% %
%
Input coupling scanning or selection of the channel CH1 ref. key
Gain adjustment potentiometer for vertical channel CH1
On/Off indicator
On/Off switch
4
5
6
7
29
28
27
26
25
8
9
10
11
12
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2
3
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