noun, noun which may take the genitive case particle 'no'
moving-coil type
Technical term used in electrical engineering for instruments like meters and speakers where a coil moves in a magnetic field.
可動コイル形の電流計は、磁界の中でコイルが回転する仕組みです。
A moving-coil ammeter works by a coil rotating in a magnetic field.
Compound of 可動 (movable), コイル (coil), and 形 (type). A straightforward technical term.