S P E C I F I C A T I O N S
4
C R T
Model: 150 F T M 3 1 : Rectangular, with
internal graticule
Acceleration voltage: 6 k V
Display area: 8 X 1 0 div (1 div = 10 mm)
V E R T I C A L A X I S (Common to CH1 and CH2)
Sensitivity: 1 m V / d i v to 5 V / d i v ± 3 %
Attenuator: 5 m V / d i v to 5 V / d i v
1 - 2 - 5 sequence, fine adjust-
ment between 10 ranges
Input impedance: 1
MSI
± 2 % , A p p r o x . 2 5 p F
Frequence responce:
D C : D C to 20 MHz (Within - 3 d B
at 5 mV/div to 5 V / d i v )
D C to 10 MHz (Within - 3 d B
at X 5 G A I N )
A C : 5 Hz to 20 MHz ( W i t h i n - 3 dB
at 5 m V / d i v to 5 V / d i v )
5 Hz to 10 MHz (Within - 3 dB
at X 5 G A I N )
Rise time X 1 : Less than 17.5 ns
X 5 G A I N : Less than 3 5 ns
Crosstalk: Less than - 4 0 d B ( C H 1 & C H 2
in same range)
Operating modes:
C H 1 C H 1 , single trace
C H 2 C H 2 , single trace
D U A L C H 1 and C H 2 , dual trace
A D D
CH1
+ C H 2 (added) display
A L T Dual or quad trace alternating
C H O P Dual or quad trace chopped
X - Y X - Y oscilloscope
C H O P frequency: A p p r o x . 250 k H z
Polarity reversal: Available for C H 2 only
Maximum input voltage: 500 V
p
.
p
or 2 5 0 V
(dc + ac peak)
Maximum undistorted
amplitude: 8 div, minimum
( D C to 20 MHz)
H O R I Z O N T A L A X I S (Channel 2 input, except X 1 0 M A G )
Modes: X - Y mode is switch selectable
C H 1 : Y a x i s
C H 2 : X a x i s
Sensitivity: Same as vertical axis ( C H 2 )
Input impedance: Same as vertical axis ( C H 2 )
Frequency response:
D C : D C to 1 MHz (Within - 3 d B )
A C : 5 Hz to 1 MHz (Within - 3 d B )
X - Y phase difference: Less than 3° at 100 k H z
M a x i m u m allowable input
voltage: Same as vertical axis ( C H 2 )
S W E E P
Sweep: N O R M ; Trigger sweep
A U T O ; Automatic free run
function while signals are not
fed
Sweep time: 0.2 jus/div. to 0.5 s/div ± 3 % ,
in 1-2-5 sequence with in 20
ranges, fine adjustment be-
tween 20 ranges
Sweep magnification: X 1 0 ± 5 %
Linearity: ± 3% (0.2 jus/div ± 5% with
X 1 0 magnification)
T R I G G E R I N G
C H 1 : Triggered with vertical input
signal on C H 1 .
C H 2 : Triggered with vertical input
signal on C H 2 .
E X T : Triggered with external
synchronizing signal.
L I N E : Triggered with line frequency
External triggering:
Input impedance: 1 Mft ± 2 % , A p p r o x . 2 5 p F
^ M a x i m u m input voltage: 50 V ( D C + A C peak)
Coupling modes: A C , H F R E J , D C
S y n c sensitivity
P R O B E C A L I B R A T I N G V O L T A G E
0 . 5 V ± 2% of positive square wave, approx. 1 k H z
I N T E N S I T Y M O D U L A T I O N
Input voltage: Intensity increases with T T L
level.
Input impedance: A p p r o x .
10
k f t
Frequency range: D C to
5
MHz
Maximum input voltage: 50 V ( D C + A C peak)
V E R T I C A L A X I S
C H 1 signal output
O U T P U T
Output voltage: A p p r o x . 50 mV/div ( 5 0 f t load)
Output impedance: A p p r o x . 5012
Frequency response:
X 1 : 100 Hz to 20 MHz (within ± 3
d B ) , at 50 ft load
X 5 G A I N :
100
Hz to
10
MHz ( w i t h i n ± 3
d B ) , a t 5 0 f t load
S Y N C
S Y N C . F R E Q .
M I N . S Y N C A M P L I T U D E
( V O L T A G E )
C O U P L I N G
R A N G E
I N T
E X T
D C
D C ~ 2 0 M H z
1 d i v
0-1
v
p
.
p
A C
1 0 H z ~ 2 0 M H z
1
d i v
0-1
v
p
.
p
D C
H F R E J
A t
1.5
k H z o r o v e r , m i n . a m p l i t u d e ( v o l t a g e )
r e q u i r e d f o r s y n c i n c r e a s e s .