Author: Andy Merrett / Data Driven
The Casio AP-21 is a digital piano released in 1999. It is aimed at those primarily wanting a quality piano sound and keyboard feel.
The AP-21 has 88 fully weighted full sized keys with touch sensitivity but no aftertouch. It has 32 notes of polyphony, which is considered low for a modern digital piano but was common on older instruments with less advanced sound technology. It has eight on board sounds including pianos and real world sounds, and sustain/damper and soft pedals.
The AP-21 uses Casio's Advanced Audio Architecture sound system, offering layered and expanded tone generation.
It has the ability to record and play back user performances. It has built-in MIDI capabilities. It has no built-in learning system. It has a built-in amplifier and speakers. It runs from AC power.It's a part of the AP family of instruments.
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As the Casio AP-21 is 27 years old, you may find used models and spare parts on ebay.
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What year was the Casio AP-21 launched?
This instrument was launched in 1999
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Added: 2026-02-10 Updated: 2026-02-13 ID: 1736
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