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Small and compact with high 1 m V / d i v sensitivity and
1 0 0 MHz bandwidth (1 m V / d i v w h e n X 5 GAIN function
is used and 5 0 0 /A//div for cascaded operation, channel
1 to channel 2).
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Bright 1 5 0 m m rectangular C R T with an internal grati-
cule and a 2 0 k V accelerating potential.
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Vertical axis is capable of single, dual a s well a s quad-
trace display.
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Dual s w e e p with independent A and B s w e e p s is pro-
vided in addition to single sweep. X 1 0 magnification,
delayed s w e e p and alternating s w e e p capability.
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Fast 2 0 n s / d i v s w e e p speed ( 2 n s / d i v with X 1 0 magnifi-
cation).
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A switching type power supply provides stable opera-
tion with varying power sources ( 9 0 V - 2 6 4 V ) .
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A convenient channel 1 sampling output is provided.
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Gate signal outputs for both A s w e e p and B s w e e p are
provided for use in synchronizing peripheral equipment
to these s w e e p s .
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A convenient beam finder allows you to quickly locate
elusive traces.
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C P U controlled switching with LED lighted pushbutton
C R T
Model:
Type:
Rectangular, with internal
graticule
Accelerating potential:
2 0 k V
Display area:
8 d i v x 1 0 d i v ( 1 d i v = 1 cm)
V E R T I C A L A X I S (Channel 1 and Channel 2 identical
s p e c i f i c a t i o n s )
Sensitivity
5 m V / d i v to 5 V / d i v (X1 mode)
1 m V / d i v to 1 V / d i v ( X 5 mode)
5 0 0 / / V / d i v (Cascaded opera-
tion, CH1 t o C H 2 )
A c c u r a c y :
± 4 % (0 ~ 50°C)
± 7 % (Cascaded operation,
CH1 t o C H 2 )
Attenuator:
5 m V / d i v to 5 V / d i v in 1 - 2 - 5
sequence, all 1 0 ranges with
fine adjustment between
steps.
Input resistance:
1 MQ ± 1 %
Input capacitance:
Approx 2 2 p F
Frequency response
DC:
DC to 1 0 0 MHz ( - 3 dB)
DC to 1 4 0 MHz ( - 6 dB)
(unapplied x 5 GAIN mode)
F E A T U R E S
S P E C I F I C A T I O N S
1 5 0 K T M 3 1
± 2 % ( 1 0 ~ 3 5 ° C )
s w i t c h e s provides easy, reliable switching with setting
hold capability w h e n the scope is s w i t c h e d off.
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T h e 2 0 MHz bandwidth limiter incorporated eliminates
high-frequency noises and stablizes signal w a v e f o r m s
displayed.
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L E D indicators provided for the vertical axis, X 5 GAIN,
UNCAL, horizontal axis, A / B trigger prevent erroneous
operations.
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T h e circuit w h i c h varies chop frequency permits to e a -
sily observe waveform w h o s e frequency is equal to the
chop frequency multiplied or divided by an integer.
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T h e dual intensity control circuit permits to vary inten-
sities separately for A and B s w e e p s .
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T h e V I D E O synchronization circuit permits to observe
video signal easily.
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W h e n waveform amplitude varies, the F I X circuit stabi-
lizes triggering automatically s o that the operator is free
from complicated synchronizing operations.
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A c c u r a c i e s of vertical axis and horizontal sweeping are
as high a s ± 2 % at 1 0 - 35°C.
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T h e current C A L terminal ( 1 0 mAp-p, 1 kHz) permits to
calibrate the current probe.
DC to 7 0 MHz ( - 3 dB)
Cascaded operation, CH1 to
C H 2
A C :
5 Hz to 1 0 0 MHz ( - 3 dB)
5 Hz to 1 4 0 MHz ( - 6 dB)
(unapplied x 5 GAIN mode)
7 Hz to 7 0 MHz ( - 3 dB),
Cascaded operation,
CH1 t o C H 2
Risetime:
3.5ns
Signal delay time:
Approx 1 0 n s a s displayed
on C R T screen
Crosstalk:
- 4 0 d B minimum
Operating modes:
CH1
C H 1 , single trace
C H 2
CH2, single trace
D U A L
C H 1 and CH2, dual trace
A D D
CH1 + C H 2 (added) display
Q U A D
C H 1 ~ CH4, quad trace
A L T
Dual or quad trace alternating
CHOP
Dual or quad trace chopped
CHOP frequency:
Approx 2 5 0 kHz, adjustable
Channel polarity:
Normal or inverted, C H 2
only inverted
A Maximum input voltage: 8 0 0 V p - p or 4 0 0 V
(dc + ac peak)
3
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