SigJenny turns your PC into a flexible and powerful audio signal generator for free.
It can create multiple waveforms, sweep, fire single or repeating tone bursts. You can save your sound as a wav file, display a frequency response, use SigJenny a bit like an oscilloscope, and do a very good impression of a police car!
For All Your PCB Need, One-stop PCB Solution Services Appear:
EasyEDA: free PCB design tool, 200,000+ engineers are using
PCBs: 10pcs 2-layer 10x10cm only $8.21, on-time global shipping
Components: save up to 50%, save on freight if shipped with ordered PCBs