1996 – 1999 Roland A-90 88-Key Expandable Controller Keyboard …

Stuff About Keyboards

Keyboards are versatile electronic instruments used for learning, songwriting, production and live performance. They range from simple, portable models with built-in sounds to more advanced instruments designed for studio and stage use. If you want an accessible way to explore music across many styles, keyboards offer flexibility, convenience and creative freedom.

The Important stuff

1996. 88-Key — An 88-key instrument provides a full piano-length keyboard with the widest playing range. It is used for detailed, expressive performance, complex arrangements, and realistic piano playing. For example, an 88-key keyboard allows full two-handed piano parts with natural spacing, dynamics, and extended range, making it ideal for studio work, composition, and live performance. . Controller — A controller is a device designed to control electronic instruments, software, and hardware without generating sound on its own. It sends performance and control data, allowing parameters such as notes, velocity, modulation, and automation to be played or adjusted in real time. Controllers are central to hands-on workflow, enabling expressive control in both studio production and live performance.. Keyboard — Keyboard refers to electronic keyboards used for playing, composing, and performing music, ranging from simple digital keyboards to advanced synthesizer-based instruments. On SynthForSale, keyboards include instruments designed for studio production, live performance, and home use, often featuring velocity-sensitive keys, built-in sounds, MIDI connectivity, and integration with computers and other hardware. They are commonly used across electronic, pop, ambient, film, and experimental music, and can function as standalone instruments or as controllers for software and modular setups.. Used — Synth for Sale has over 1000 used synths and gear like that for sale. We bring these products to you via our trusted partners, retailers and direct with independent sellers in the UK. .