Assertion: keyboard | /r/Desires | 62 wires
Facets:
value: without a matrix circuit
type: OTHER
value: to connect one
type: PURPOSE
value: to connect a ground)—an
type: OTHER
Source sentences:
text: Without a matrix circuit, a 61-key keyboard for a synthesizer, electronic organ, or digital piano would require 62 wires to connect (one for each note, and a ground)—an awkwardly thick bundle of wiring.