Very Low Frequency Receiver

Very Low Frequency Receiver is an application that can analyze and also record low frequency radio waves. It is capable of capturing radio frequencies in the range of 0 to 96 Hz. Before using it, you need to check that your computer is equipped with a sound card with a line-in input. A magnetic loop antenna is also required to obtain accurate results. The settings allow modification of the sampling rate, spectrum size, gain (-30 to 90 dB) and harmonic values.