Schumann Wave Generator Pulse Sine Frequency 0.1HZ~30KHZ / 100KHZ /7.83Hz + Case
7.83Hz/0.1Hz~30kHz. For example, press the [7][.] [8][3], and then press [OK], you can set to 7.83Hz default output 7.83Hz, set the range 0.1~30KHz. Antenna waveform: sine wave. 0.1Hz~30kHz. Waveform: square wave.