Strymon RIVERSIDE Multistage Overdrive Effect PedalDigital or analog? The first stage of Riverside's custom multistage drive topology is an all analog, ultra low noise, discrete, class A JFET circuit. This gain stage is digitally controlled to maximize headroom while adding as much as 20dB of pure analog gain, with tight integration to the subsequent DSP gain stages. With the hybrid approach you get the best of both analog and digital worlds: The JFET stage provides exceptional touch sensitivity and