Virtins Technology

Measure Speed of Sound in Air Using Cross Correlation with white noise or MLS

How to Measure a Time Delay Using Cross Correlation?

How to Measure the Speed of Sound in Air with a PC Sound Card and Two Microphones

How to Measure the Speed of Sound in Air with a PC Sound Card and One Microphone

Accurate Phase Shift Measurement Between two sine waves

Lissajous Pattern Fact and Fun

Lissajous Pattern on a Sound Card Oscilloscope & Signal Generator without any physical connection

Sound Card Loopback Modes and Their Respective Applications

How to re-calibrate a PC USB oscilloscopes?

A Brief Introduction of Multi-Instrument - PC Based All-in-One Test and Measurement Solutions

A Brief Introduction of Second Generation USB Oscilloscopes Spectrum Analyzers Signal Generators