20MHz Component Test Analog Oscilloscope

Vertical Axis

Frequency bandwidth

DC~20MHz

DC~40MHz

DC~50MHz

Rise time

Approx.17.5ns

Approx.8.75ns

Approx.7ns

Sensitivity

5mV~5V/DIV,10   steps in 1-2-5 sequence

Vernier Vertical sensitivity

To   l/2.5 o r less of panel-indicated value.

AC coupling

Low limit frequency10Hz. (With reference to 100KHz, 8DIV. Frequency   responsewith-3dB.)

Input impedance

Approx . lMohm //Approx.25pF

Linearity

Adjustable   on panel

Vertical modes

≤± 0.l DIV of amplitude change when waveform of 2 DIV at   graticule center is moved vertically.

DC balance shift

CHI   :CHl single channel.
CH2 :CH2 single channel.
DUAL :CHI and CH2 are displayed. ALT or CHOP selectable at any sweep rate.

ADD:CH1+CH2 algebraic addition.

Chopping repetition frequency

Approx.250kHz

Input coupling

AC,   GND, DC

Maximum input voltage

400V   (DC+AC peak),AC:freq uency lkHz or lower.

Common mode rejection ratio

50:1 or better at 50KHz sinusoidal wave(When sensitivities of Ch1 and Ch2 are set   equally)

Isolation   between channels 
  (At 5mV/DIV range)

>1000:1 at 50KHz

>30:1 at 15MHz

>30:1 at 35MHz

>30:1 at 45MHz

CH2 INV BAL

Balanced   point variation:≤1DIV   (Reference at center graticule)

Triggering

Triggering source

CH1,CH2,LINE,EXT,ALT

Coupling: AC

20Hz to full bandwidth

SLOPE

+/-

Sensitivity

20Hz~2MHz:0.5DIV,   TRIG-ALT:2 DIV, EXT:200mV

2~20MHz:1.5   DIV

2~40MHz:2.5 DIV

2~50MHz:3.0DIV

TRIG-ALT:3DIV,   EXT:800mV;  TV: Sync pulse more than 1   div(EXT:l V)

Triggering   modes

AUTO,NORM,TV-V,TV-H

EXT   triggering signal input

Input impedance
Max.input voltage

Approx:1MΩ/approx.25pF; 400V (DC+AC peak), AC: Frequency not higher than 1KHz

Horizontal   System

Sweep  time

0.2uSec~0.5Sec/DIV,20 steps  in 1-2-5 sequence

Sweep  time accuracy

±3%

Vernier  sweep time control

≤1/2.5   of panel-indicated value

Sweep  magnification

10   times

×10MAG  sweep time accuracy

±5% (20nSec~50nSec are uncalibrated)

Linearity

±5%, xl0MAG:±10%(0.2s and1 s )

Position shift caused by ×10MAG

within 2DIV. At CRT screen center

X-Y   Mode

Frequency bandwidth

DC to at least 500KHz

X-Y phase difference

≤3°at  DC~50KHz

Sensitivity

Same as vertical axis. (X-axis:CH1 input signal; Y-axis:CH2 input signal.)

Calibration Voltage

Waveform

Positive-going square wave

Frequency

Approx.1kHz

Duty ratio

Within 48:52

Output voltage

2Vp-p±2%

Output impedance

Approx.1KΩ

CRT

Type

6-inch rectangular type, internal graticule

Phosphor

P31

Acceleration voltage

Approx.2KV(20MHz)/Approx.12kv(40MHz)

Effective screen size

8×10DIV[1DIV=10mm(0.39in)]

Graticule

Internal

Trace rotation

Provided

Dimensions

310W x150Hx 455 D(mm)

Weight

Approx.8kg

Bandwidth (-3dB)

DC(AC 10Hz)~5MHz

DC: 0~10MHz
AC: 10Hz~10MHz

DC: 0~10MHz
AC: 10Hz~10MHz

DC: 0~20MHz
AC: 10Hz~20MHz

Channel

1

1

1

2

Max.Input Voltage

400V (DC +   ACpeak)

400V (DC +   ACpeak)

400V (DC +   ACpeak)

400V (DC + AC   peak)

Vertical Sensitivity

50mV/DIV ±10%

5mV/DIV~5V/DIV   ±5%

5mV/DIV~5V/DIV   ±5%

5mV/DIV~20V/DIV   ±3%   
  1mV/DIV~2mV/DIV ±5%

Horizontal Scale

10Hz~100KHz

0.1s~0.1μs/DIV   ±5%

0.1s~0.1μs/DIV   ±5%

0.2μs~0.1s/DIV

Input Coupling

AC, DC

AC, DC , GND

AC, DC , GND

AC, DC , GND

Trigger Mode

x

AUTO, NORM, TV

AUTO, NORM, TV,   LOCK

AUTO, NORM, TV,LOCK

Trigger Source

x

INT, LINE, EXT,TV

INT, LINE,   EXT,TV

VERT,INT,CH1,EXT,LIN,TV

X-Y Operation

√

√

√

√

Z-Axis Input

x

x

x

√

CH1 Input

x

x

x

√

Frequency Counter

x

x

x

x

Component Test

x

x

x

x

Automatic    Locking 

Synchronization

x

x

x

x

Model

MOS-620CH

MOS-620

MOS-620CF

MOS-620CT

Bandwidth (-3dB)

DC~20MHz

DC~20MHz

DC~20MHz

DC~20MHz

Channel

2

2

2

2

Max.Input Voltage

400V (DC+AC   peak)

400V (DC+AC   peak)

400V (DC+AC   peak)

400V (DC+AC   peak)

Vertical Sensitivity

5mV~5V/DIV

5mV~5V/DIV

5mV~5V/DIV

5mV~5V/DIV

Horizontal Scale

0.2μs~0.5s/DIV

0.2μs~0.5s/DIV

0.2μs~0.5s/DIV

0.2μs~0.5s/DIV

Input Coupling

AC, DC , GND

AC, DC , GND

AC, DC , GND

AC, DC , GND

Trigger Mode

AUTO,NORM,TV

AUTO,NORM,TV

AUTO,NORM,TV

AUTO,NORM,TV

Trigger Source

CH1,CH2,LINE,EXT,ALT,TV

CH1,CH2,LINE,EXT,ALT,TV

CH1,CH2,LINE,EXT,ALT,TV

CH1,CH2,LINE,EXT,ALT,TV

X-Y Operation

√

√

√

√

Z-Axis Input

x

√

x

x

CH1 Input

x

√

x

x

Frequency Counter

x

x

√

x

Component Test

x

x

x

√

Automatic   Locking 

Synchronization

x

√

x

x