Multiple Tone Generator

This app generates the audio signal of multiple channels.
Supports 6 audio channels.

[ Wave type ]
- There are four types of waveform. (Sine, Triangle, Squire, Saw)
- It can switch to the four types of each waveform by the wave type button.
- It can be set for each channel.
- It can change summarizes the waveforms of all channels with the bottom of the button.

[ Volume ]
- It can adjust the volume of each channel (Input) and change the mixer (Output) of all channels by the volume slider.
- It can be set OFF / ON the volume of each channel by mute button.

[ Frequency ]
- It can set the value of the frequency in 20Hz - 20000Hz.
- It can set the frequency value in the software keyboard by tapping the frequency label.
- It can set the frequency value at the corresponding slider to the logarithm.

[ Preset ]
- It can set the frequency value of Guitar (E A D G B E), 6-string bass (B E A D G C) for Ch 1 ~ 6.