1. Okwu mmalite
The VOLTCRAFT DSO-2020 USB is a PC-based digital storage oscilloscope designed for precise signal measurement and analysis. This device connects to your computer via USB, utilizing software to display and process waveforms. It features a 20 MHz bandwidth, two independent channels, and a real-time sampling rate of 48 MSa/s, making it suitable for various electronic testing and development applications. This manual provides essential information for the safe and effective use of your oscilloscope.
2. Ozi nchekwa
Biko gụọ ma ghọta ntuziaka nchekwa niile tupu ị rụọ ọrụ ngwaọrụ ahụ. Ọ bụrụ na ị gbasoghị ntuziaka ndị a, ọ nwere ike ibute mmerụ ahụ ma ọ bụ mmebi na ngwaọrụ ahụ.
- Always connect the oscilloscope to a computer using a certified USB cable.
- Ensure proper grounding of the PC and the measurement setup to prevent electrical shock.
- Agafela oke ntinye voltage ratings for each channel (e.g., MAX 45V for CH1/CH2).
- Avoid operating the device in wet or damp ọnọdụ.
- Emeghela ngwaọrụ casing; enweghị akụkụ ọ bụla a ga-eji rụọ ọrụ n'ime.
- Use only probes and accessories specified for this oscilloscope.
3. Ngwaahịa gafereview
The VOLTCRAFT DSO-2020 USB is a compact unit designed for portability and ease of use with a personal computer. Below are images illustrating the device and its key connection points.

Foto 3.1: N'ihu view of the VOLTCRAFT DSO-2020 USB PC Oscilloscope, showing its compact design and protective casing.

Ọgụgụ 3.2: N'akuku view of the oscilloscope, highlighting the USB-B port for PC connection and the USBXI port.

Ọgụgụ 3.3: N'azụ view showing the BNC input connectors for Channel 1 (CH1) and Channel 2 (CH2), along with the 1KHz 2Vp-p calibration output and ground terminals.
4. Nhazi
4.1 Nwụnye ngwanrọ
Before connecting the DSO-2020 USB, install the necessary software and drivers on your computer. Refer to the included software CD or the manufacturer's website for the latest version and installation instructions. Typically, this involves running an installer and following on-screen prompts.
4.2 Njikọ Hardware
- Connect the USB cable from the DSO-2020 USB device to an available USB port on your computer.
- Once connected, your operating system should detect the device. If drivers were installed correctly, the device should be recognized by the oscilloscope software.
- Connect your oscilloscope probes to the CH1 and/or CH2 BNC input connectors as required for your measurement. Ensure probes are securely attached.
- For accurate measurements, perform probe compensation if using passive probes. Refer to your probe's manual for specific instructions.
5. Ntuziaka ọrụ
This section outlines the basic steps for operating your VOLTCRAFT DSO-2020 USB oscilloscope.
5.1 Launching the Software
After successful installation and connection, launch the VOLTCRAFT oscilloscope application from your computer's desktop or start menu. The software interface will display a virtual oscilloscope screen, similar to a traditional benchtop unit.
5.2 Basic Signal Acquisition
- Connect Signal: Attach the probe to the circuit point you wish to measure.
- Nhọrọ ọwa: In the software, enable the desired channel (CH1 or CH2).
- Vertical Scale (Volts/Div): Adjust the vertical scale to fit the signal amplitude on the screen.
- Horizontal Scale (Time/Div): Adjust the horizontal scale to view the signal's period or frequency.
- Ntọala mkpalite: Configure the trigger source, type (edge, pulse), and level to stabilize the waveform. The software provides controls similar to a physical oscilloscope.
- Ntọala akpaaka: Utilize the automatic setup function within the software. This feature automatically adjusts the vertical and horizontal settings to display the input signal optimally.
5.3 Data Processing and Export
The DSO-2020 USB allows for advanced data processing and storage:
- Waveform Storage: Captured waveforms can be saved directly to your computer for later analysis.
- Ọrụ nha: The software includes various automatic measurement functions (e.g., Vpp, Vrms, Frequency, Period).
- Mbupu data: Measurement data can be exported to formats such as Excel for further analysis and reporting.
- Ụlọ nyochaVIEW ndakọrịta: The device is compatible with LabVIEW, allowing for integration into custom measurement and automation systems.
6. Nlekọta
Proper maintenance ensures the longevity and accuracy of your oscilloscope.
- Nhicha: Use a soft, dry cloth to clean the exterior of the device. Do not use abrasive cleaners or solvents.
- Nchekwa: Store the oscilloscope in a dry, dust-free environment when not in use. Avoid extreme temperatures.
- Nlekọta nyocha: Handle probes carefully. Avoid bending or stressing the cables. Store them properly to prevent damage.
- Mmelite ngwanrọ: Regularly check the VOLTCRAFT websaịtị maka ngwanrọ ngwanrọ na mmelite ọkwọ ụgbọ ala iji hụ na arụmọrụ kacha mma yana ndakọrịta.
7. Nchọpụta nsogbu
Akụkụ a na-ekwu maka nsogbu ndị ị nwere ike izute.
- Amataghị ngwaọrụ:
- Ensure the USB cable is securely connected to both the oscilloscope and the PC.
- Verify that the drivers are correctly installed. Reinstall if necessary.
- Gbalịa ọdụ ụgbọ USB dị iche na kọmputa gị.
- Enweghị akara ngosi:
- Check that the probe is properly connected to the input channel and the circuit under test.
- Ensure the correct channel is enabled in the software.
- Adjust the vertical (Volts/Div) and horizontal (Time/Div) scales.
- Check trigger settings; an incorrect trigger level can prevent a stable display.
- Verify the signal source is active and within the oscilloscope's measurement range.
- Ụdị Wave Na-adịghị Akwụsi Ike:
- Adjust the trigger level and trigger type (e.g., edge trigger).
- Ensure the trigger source is set to the channel with the signal.
- Check for noise in the measurement environment.
8. Nkọwapụta
The following table details the technical specifications of the VOLTCRAFT DSO-2020 USB PC Oscilloscope.
| Njirimara | Nkọwapụta |
|---|---|
| Onye nrụpụta | UMUAKA |
| Nọmba nlereanya | DSO-2020 USB |
| Bandwit | 20 MHz |
| Ọwa | 2 |
| Sampling Rate (Real-time) | 48 MSa/s |
| Omimi ebe nchekwa | 1 Mpts |
| Mkpebi | 8 Bit |
| Akụkụ (L x W x H) | 20.5 x 3.8 x 12.5 cm |
| Ibu | 430 g |
| Ụdị isi iyi ike | Hand-operated (USB powered) |
| Atụmatụ pụrụ iche | Two independent channels, display similar to standard oscilloscope, automatic setup function, data export to Excel, LabVIEW dakọtara. |
| Ngwa gụnyere | 1 unit (oscilloscope) |
| Batrị achọrọ | Mba |
9. Akwụkwọ ikike na nkwado
For warranty information, technical support, or service inquiries, please refer to the documentation provided with your purchase or visit the official VOLTCRAFT website. Contact details for customer support can typically be found on the manufacturer's product page or in the included warranty card.
10. Official Product Videos
No official product videos from the seller were found in the provided data for this specific model. Please refer to the manufacturer's website or official channels for any available video resources.





