The phrase "an assortment of instruments" is correct and usable in written English.
It can be used when referring to a variety of different tools or devices, often in a musical or technical context.
Example: "The music store offered an assortment of instruments, including guitars, violins, and keyboards."
Alternatives: "a variety of instruments" or "a collection of instruments".
He plays piano, saxophone, guitar, flute, accordion and an assortment of percussion instruments, some of which he has invented himself.
Carrying television cameras, detectors, and an assortment of other instruments, these probes sent back impressive amounts of scientific data and close-up pictures.
The xylophone and drums section are free, but you must pay (through the app) to unlock an assortment of other instruments, including saxophone and pan pipes.
And a weather station, a small white trailer with a single door and an assortment of meteorological instruments, which, on the first day of bidding, had had a single offer of $5.
The initials stand for Matt Valentine and Erika Elder, who share vocal duties and play an assortment of stringed instruments, seeking common ground between rural American folk music and the meditative drone of North Indian ragas.
Hot Chip's newer arrangements are also less thoroughly synthetic, and onstage its members used an assortment of nonelectronic instruments — steel drum, panpipes, flugelhorn, timbales — to add organic touches to the music.
While Korpiklaani used an assortment of traditional instruments to deliver their folk metal, Finntroll relies on keyboards for Finnish folk melodies played in the humppa style.
It was crammed with an unlikely assortment of instruments, homemade solutions to some of the album's arranging subtleties.
It commences with a sole piano accompanying Twain's voice, and later progresses to an assortment of banjo, string instruments, and other instrumentation.
The lawsuit asserts that Moody's, Standard & Poor's and Fitch were in league with the banks and other issuers, helping to create an assortment of exotic financial instruments that led to a disastrous bubble in the housing market.
