SPECIFICATIONS
CRT
Model:
150ATM31A
Display area: 8 X 10 div (1 div= 1 cm)
Type:
Rectangular, with internal
graticule
Accelerating potential:
1
6kV
VERTICAL AXIS (Channel 1 and Channel 2 identical
specifications)
Sensitivity: 5 mV/div to 5V/div (X1 mode)
1 mV/div to
1
V/div (X5 mode)
500 ^ V/div (Cascaded operation,
CH
1
to CH2)
Accuracy: ±3% (10 ~ 35°C)
±5%
(0 ~ 50° C)
±8%
(Cascaded operation,
CH
1
to CH2)
Attenuator: 5 mV/div to 5V/div in
1
-2-5
sequence, all 10 ranges with
fine adjustment.
Input resistance: 1 M0 ±2% (1 M0 mode)
5012 ±2% (500 mode)
Input capacitance: Approx. 28pF
Frequency response: (Include x 5 GAIN mode)
DC:
DC to 100 MHz (-3 dB)
DC to 120 MHz (-6 dB)
DCto 70 MHz (-3 dB),
(Cascaded operation, CH1 to CH2)
AC:
5 Hz to 100 MHz (-3 dB)
5 Hz to 120MHz(-6dB)
7Hzto 70MHz(-3dB),
(Cascaded operation, CH 1, to CH2)
Risetime:
3.5ns
Signal delay time: Approx 30ns as displayed
on CRT screen
Crosstalk: —40 dB minimum
Operating modes:
CH1 CH 1, single trace
CH2 CH2, single trace
DUAL CH
1
and CH2, dual trace
ADD CH
1
+ CH2 (added) display
QUAD CH
1
~ CH4. four trace
ALT Two or four waveforms,
alternating
CHOP Two or four waveforms, chopped
CHOP frequency: Approx 250 kHz, switchable
Polarity reversal: CH2 only
Maximum input voltage: 500 Vp-p or 250V (DC + AC
peak) in 1 M0 mode.
5 Vrms or DC ±5V in 500 mode.
Maximum undistorted
amplitude: 8 division, minimum (DC to
100 MHz)
Bandwidth limiting: Vertical system bandwidth
with the 20 MHz BW pushbutton
switch pushed is approximately
20 MHz
VERTICAL AXIS (Channel 3 and Channel 4 common
specifications)
Sensitivity: 0.1 V/div.
1
V/div ±3%
Attenuator: 1/1, 1/10
Input resistance: 1 M0 ±2%
Input capacitance: Approx. 28 pF
Input coupling mode: DC only
Frequency response: DC to
1
00 MHz (—3 dB)
DCto 120 MHz (-6 dB)
Risetime:
3.5ns
Signal delay time: Same as CH
1
and CH2
Maximum allowable voltage
DC component: ±0.5V or less (AC -+- DC)
(±5V, 1/10 attenuated)
AC component: 1 Vp-p (10 Vp-p, 1/1 0 attenuated)
or less
Maximum input voltage: 50V (DC -+- AC peak)
HORIZONTAL AXIS (CH2 input)
Modes: X-Y mode is switch selectable
(HORIZONTAL DISPLAY)
X-Y mode: CH 1: Y-axis
CH2:
X-axis
Sensitivity: Same as CH2
Accuracy: Same as CH2
Input resistance: SameasCH2
Input capacitance: Same as CH2
Frequency response:
DC:
DC to 5 MHz (-3 dB)
DCto 6 MHz (-6 dB)
AC:
5 Hzto 5 MHz (-3 dB)
5 Hz to 6 MHz (-6 dB)
X-Y phase difference: Less than 3° at 100 kHz
SWEEP
Modes (switchable with the HORIZONTAL DISPLAY switch):
A A Sweep
ALT B Sweep waveform is displayed as
an intensified portion of the
A Sweep and B Sweep alternating
A-INT-B Duration of the B Sweep is displayed
as an intensified portion of
the A Sweep.
B DLY'D Delayed B sweep
DUAL Dual sweep — A and B sweeps,
in dependently
X-Y X-Y display mode
2-1
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