RH-Foldback2 - Gain input boosts the signal to fold the waveform

Folds the Signal with a fast sine Code Snippet, the treshold point is controlled by a list pin choice. Gain input boosts the signal to fold the Waveform, range is limited. -2 List selections : mode 0 : 0 dB response --) -10 / 10 Volt range mode 1 : -6 dB response --) -5 / 5 volt range