Roland GR-1

The Roland GR-1 is a guitar synthesizer that allows guitarists to control various synthesizer sounds using their guitar. It was designed to convert the guitar's analog signal into a digital signal, enabling musicians to access a wide range of synthesized sounds and effects. Features of the GR-1 typically include: 1. **Guitar Pickup**: The device uses a special hexaphonic pickup that captures each string's individual signal, allowing for more accurate processing and sound generation.