20MHz Frequency Counter Analog Oscilloscope

Virtical Systems

Sensitivity

5mV∼5V/DIV

Accuracy

≤3%(10 to 35)

sensitivity of fine-turn

1/2.5

Frequency bandwith

DC 20MHz

DC 40MHz

Reise time

17.5ns

8.75ns

Input resistance

About 1MΩ/25pF

DC balancing mobile

5mV∼5V/DIV:±0.5DIV

Linear

2DIV,±0.1DIV

Vertical mode

CH1,CH2,DUAL,ADD

Intermittent

About 250kHz

Input Coupling

AC GND DC

Input Maximum Voltage

400Vp-p

Common-mode rejection ratio

Its 50kHz,501

The insulation between the two channels (at 5m V / DIV range)

150kHz 1000:1

15MHz 30:1

35MHz 30:1

Trigger

Trigger Signal Source

CH1,CH2,LINE,EXT(You can select CH1 or CH2 when it's DUAL orADD,you can use CH1 and CH2 turn trigger,when pressed TRIG.ALT switch, when it is   ALT

Coupling

 AC20Hz to 20kHz

AC20Hz to 40kHz

Polarity

+/-

Sensitivity

20Hz-20MHz:0.5DIV TRIG-ALT:2DIV EXT:200m V

2MHz∼20MHz:1.5DIV

20MHz∼40MHz:2.5DIV

TRIG-ALT:3DIV EXT:800m V

TV:1DIV EXT1V

Trigger Mode

Auto,norm,TV

Input impedance

About 1MΩ/25pF

Maximum Input Voltage

400V(DC+AC PEAK)

The level of the system

Scan time

0.2us∼0.5us/DIV

Accuracy

±3%(10to 35)

Fine-tuning

≤ 1/2.5 scale fine-tuning panel instructions

Expanded

10-fold scan

× 10MAG scan time accuracy of the linear

±5%0.2us~0.5us

±10%0.2us~10.5us

the displacement by× 10MAG caused

≤2DIV

X-Y model

Sensitivity

The vertical axis sensitivity

Bandwidth

DC 500kHz

X-Y phase

≤3°DC 0~50kHz

Calibration signal

Waveform

Square-wave

Frequency

About 1kHz

Duty cycle

≤48:52

Output Voltage

2V p-p±2%

Output frequency

1kΩ

CRT

Models

models 6-inch,rectangular,internal calibration

Phosphor standard

P31

Accelerating voltage

About 2kV

About 12kV

An effective screen area

8×10DIV[1DIV=10mm(0.39in)]

Scale

Internal scale

Trajectory rotating

Panel is adjustable

DISPLAY

Display mode

LED

Display digits

6

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