If you own a Hantek USB oscilloscope hardware unit, you must download their specific driver and software package from the Hantek Download Center.
For higher frequencies (MHz range), you use an external USB module. The module samples the high-speed signal and sends the data to your PC via USB, where the software renders the waveform. Benefits of Using PC Software skachat ostsillograf na pk
If using a laptop, you have a powerful diagnostic tool that fits in your bag, ideal for field repairs. Critical Safety Warning If you own a Hantek USB oscilloscope hardware
You can view waveforms on a high-resolution monitor rather than a small integrated screen, making it easier to spot tiny signal anomalies. Benefits of Using PC Software If using a
One of the most popular free tools. It uses the PC's sound card as an analog-to-digital converter. It features a signal generator, frequency filter, and X-Y mode. You can download it from the official site .
The software "listens" to the microphone or line-in jack. Since sound cards are designed for audio, they are generally limited to a frequency range of 20 Hz to 20 kHz . This is perfect for audio engineering and basic hobbyist projects.
When using your sound card as an input, to your computer. Sound cards typically handle only 1V to 2V . Connecting higher voltages will permanently destroy your motherboard or sound card. Always use a voltage divider or a protective circuit if you aren't using professional USB hardware.