The Heil PR 40 microphone boasts the widest frequency range of any dynamic mic in the Heil PR series. The PR 40 incorporates Heil’s phasing plug technology, along with the use of a very large (1?). In fact, the PR 40 will provide flawless, smooth, flat response from 28 Hz all the way up to the 18k Hz, making this a great microphone for everything from vocals, to bass drums and tom drums, to guitar and bass cabinet mic’ing and more.
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