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NI 779970-02, 2 Channels, 50 MHz, 100 MS/s, USB-5133 USB Oscilloscope Device
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National Instruments 779970-02 USB Oscilloscope Device
The National Instruments 779970-02, also known as the USB-5133, is a two-channel USB digitizer designed for portable waveform measurement and analysis. It connects to a computer through USB 2.0 and provides a maximum sampling rate of 100 MS/s with 50 MHz of analog bandwidth. Each channel includes 32 MB of onboard acquisition memory for storing captured waveforms. The device uses an 8-bit analog-to-digital converter and supports differential voltage measurements from -20 V to +20 V.
The 779970-02 provides several configurable input settings, including coupling type, input impedance, voltage range, and low-pass filter characteristics. These options allow the input configuration to be adjusted for different types of signals and measurement requirements. Multiple trigger modes are available for capturing specific portions of transient events, while the instrument driver provides support for continuous data streaming and post-acquisition analysis.
The USB-5133 is suitable for troubleshooting and validation tasks such as monitoring sensor outputs, examining power-supply ripple, and capturing transient signals. Its USB connection makes it convenient for use with a laptop or desktop computer, while the enclosed design allows it to be used in both laboratory and field environments. The instrument driver can also be integrated with software development environments to automate measurements and test procedures.
The 779970-02 can be used in applications including embedded-system development, motor-control testing, encoder evaluation, and general-purpose signal analysis. Its onboard acquisition memory allows relatively long waveforms to be captured at high sampling rates before the data is transferred to the host computer. This makes the device useful for applications where waveform capture and analysis are required but a full benchtop oscilloscope is not necessary.
With its two analog channels, 50 MHz bandwidth, 100 MS/s sampling rate, configurable input settings, and USB 2.0 connectivity, the 779970-02 provides a compact solution for portable and PC-based oscilloscope measurements.
| Model | 779970-02 |
|---|---|
| Part Number | 779970-02 |
| Part Type | USB Digitizer Oscilloscope |
| Analog Channel Count | 2 Channels |
| Analog Input Bandwidth | 50 MHz |
| Acquisition Sample Rate | 100 MS/s |
| Input Voltage Range | ±20 V |
| ADC Resolution | 8-Bit |
| Onboard Acquisition Memory | 32 MB |
| Bus Interface | USB 2.0 |
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