PC-Based USB Oscilloscope 2Channels 20MHz 48MS/s DDS Signal Function Generator FFT Analyzer Data Logger Recorder 4in1 ISDS205B |

Digital oscilloscope

Spectrum analyzers

Data recorder

DDS

Sweep

ISDS205B

Yes

Yes

yes

Yes

Yes

Digital oscilloscope

Channels

2

Impedance

1MΩ 25pF

Coupling

AC/DC

Vertical resolution

8Bit

Gain range

-6V ~ 6V(probe X1)

-60V ~ 60V(probe X100

Vertical accuracy

±3%

Time base range

1ns-20s

Input Protection

Diode,50Vpk

Auto set

Yes(10Hz to 20MHz)

Trigger Mode

Auto,Normal and Signal

Trigger Type

No,Rising edge,Falling edge,

Rising edge or Falling edge

Trigger level

Yes

Trigger Source

CH1, CH2

Buffer Size

1MB/CH

Bandwidth

20MHz

Max sample

48MS/s

Vertical mode

CH1, CH2, ADD, SUB, MUL

Display Mode

X,Y-T and X-Y

measurements

Yes

Wave save

Osc(Private),Excel and Bmp

Spectrum analyzers

Channels

2

Bandwidth

20MHz

Algorithm

FFT(18 windows),correlation,power spectrum

FFT points

8-1048576/CHN

FFT measure

Harmonic(1-7),SNR,SINAD,ENOB,THD,SFDR

Filter processing

FIR filter supports arbitrary range of frequency sampling method , and Rectangle, bartlett, triangular, cosine, hanning,

bartlett_hanning, hamming, blackman, blackman_Harris, tukey, Nuttall, FlatTop, Bohman, Parzen, Lanczos, kaiser,

gaussand dolph_chebyshev, window method design.

IIR filter support "Butterworth", "Chebyshev I", "Chebyshev II", "Elliptic" type of filter design

Data recorder

Channel

2

Impedance

1MΩ 25pF

Coupling

AC/DC

Vertical resolution

8Bit

Gain range

-6V ~ 6V(probe X1)

-60V ~ 60V(probe X10)

Sample

1 channel : 1K~24M Hz

2 channel : 1K~16M Hz

Save File

The maximum 4G, recording time associated with the sampling rate

DDS

Wave

Sine, Square(Duty circle variable),Triangle,Up Sawtooth,Down Sawtooth

Amplitude

≥9Vp-p(no load)

Impedance

200Ω±10%

Offset

±2.5V

Frequency range

1Hz ~ 20MHz(Sine), 1Hz ~ 2MHz(Others)

Frequency resolution

1Hz

Frequency steadiness

±1x10-3

Frequency precision

±5x10-3

Triangular wave linearity

≥98% (1Hz~10kHz)

Sine wave distortion

≤0.8% (1kHz)

Square wave rising/falling time

≤100ns

Square wave duty circle

1%~99%

SWEEP

Sweep range

Fs - Fe

Sweep time range

0.1 ~10 s

Amplitude

0.5Vp-p ~ 10Vp-p

Sweep

Sweep Style

Linear Sweep,Log Sweep

Linear Sweep Range

1Hz-20MHz, Min 1Hz step

Log Sweep Range

1Hz-10MHz, 1,10,100....Logarithmic step

Frequency/Vpp

<1 MHz

2 MHz

5 MHz

10 MHz

20 MHz

Sine

9.26v

8.48v

6.16v

2.64v

0.63v

Square

9.36v

9.36v

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Triangle, Up Sawtooth, Down Sawtooth

9.12v

7.36v

5.08v

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