Virtual PC USB oscilloscope

Features and specifications:

Features:
- ISDS205B Dual-channel Digital Virtual Oscilloscope + Spectrum Analyzer +  Data Recorder
- 20/48M sampling rate and high bandwidth
- 2 channels, with alternating X-T and XY support
- Supports DDS and Sweep functions

Specifications:
• Model: ISDS205B
• Channels: 2
• Impedance: 1MΩ 25pF
• Coupling: AC/DC
• Vertical resolution: 8-Bit
• Gain range: -6 to 6 V (probe X1), -60 to 60 V (probe X10)
• Vertical accuracy: ±3%
• Time base range: 1 ns – 20 s
• Input protection: Diode, 50Vpk
• Autoset: Yes (10 Hz to 20 MHz)
• 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: 1 MB/CH
• Bandwidth: 20 MHz
• Max sample: 48 MS/s
• Vertical mode: CH1, CH2, ADD, SUB, MUL
• Display mode: X, Y-T, X-Y
• Measurements: Yes
• Wave save: Osc (Private), Excel and Bmp

Spectrum analyzers:
• Channels: 2
• Bandwidth: 20 MHz
• Algorithm: FFT (18 windows), correlation
• 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: 8-Bit
• Gain range: -6 to 6 V (probe X1), -60 to 60 V (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

Sample points:
• 1 M – 2 GB

DDS:
• Wave: Sine, Square (Duty circle variable), Triangle, Up Sa

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