The audio titled "Pass-190: Rock n' Roll Beat Processed Through SH-101 Filter" is a rhythmic blend of drums and electronic music. The track opens with a classic rock n' roll drumbeat from a Yamaha PSS-190, a digital keyboard known for its distinctively punchy, lo-fi sound. This primal rhythm forms the backbone of the piece. As the beat progresses, it's gradually processed through a Roland SH-101 filter. This legendary monophonic synthesizer is renowned for its rich, warm tones and fluid sound-shaping capabilities. As the drumbeat pulses through the SH-101's filter, it becomes transformed, accumulating layers of electronic texture. The result is a fascinating fusion of traditional rock n' roll percussion and vintage synth effects. The Yamaha PSS-190's raw, unprocessed drumbeat and the Roland SH-101's smooth electronic treatment intertwine, producing a unique sonic landscape that blurs the line between the organic and the