Dual Time Base Oscilloscope

Deflexion factor

5mV/div~5V/div, 1-2-5, 10 steps(1mV/div~1V/divat×5)

Accuracy

×1: ±5%, ×5: ±8%  VAR on Cal position

Variable ratio

>=2.5 times

Frequency bandwidth

AC:10Hz~100MHz -3dB

DC:DC-100MHz

AC:10Hz~60MHz -3dB

DC:DC-60MHz

×5MAG

AC:10Hz~15MHz -3dB  DC:DC-15MHz

20MHz bandwidth

AC:10Hz~20MHz -3dB  DC:DC-20MHz

Rising time

Approx. 3.5ns; Approx. 23ns at×5; Approx.17.5ns at 20MHz bandwidth

Input impedance

1MΩ±2%, 25pF ±3pF

Max.input voltage

400V(DC+ACpeak),  AC freq.<=1kHz

Input coupling

AC-GND-DC

Working mode

CH1, CH2, Add, Dual

Polarity inversion

Only CH2

Overshot

Max. 8%

Trigger

Trigger

Normal, auto, TV-V, TV-H

Trigger source

INT, CH2, Line, EXT

Polarity

+, -

Trigger value

Freq

INT

EXT

Freq

INT

EXT

DC~100MHz

2div

0.5V

DC~60MHz

2div

0.5V

TV sync

INT: 2div  EXT:1Vp-p

EXT trigger input

Attached table

Input impedance

Approx. 1 MΩ/25pF

Max.input voltage

400V(DC+ACpeak) AC freq <=1kHz

Z-Axis

Input impedance

About 40kΩ

Max. input voltage

30V(DC+AC peak) AC freq<=1kHz

Bandwidth

DC~2MHz

Input signal

±5V

Time Axis

Horizontalmode

A,B,B trigger, Alt, X-Y

Sweep deflexion factor

A:0.05µs/div~0.2s/div (1-2-5, 21 steps±5%)

B: 0.05µs/div~10µs /div (1-2-5, 8 steps±5%)

Sweep expansion

×10: ±8% (0.1, 0.05µs/div: non-cal)

Sweep variable ratio

>=2.5 times

Delay

Series delay or trigger delay

Hold off

Continuousto change 2 times

X-Y operation

Deflexion

Same as Y axis

X axis bandwidth

DC~2MHz

Phase difference

3 (DC~100kHz)

Calibration voltage

Freq

Approx. 1kHz

Waveform

Square waveform

Output level

0.5V (±3%)

CRT

Type

6 inch, rectangle,inner graduation

Acceleratevoltage

Approx.12kV

Valid screen

8div (vertical)×10div(horizontal)