The RCA Type 77-DX microphone is a poly-directional ribbon microphone, or pressure-gradient microphone, introduced by the RCA Corporation in 1954. It was preceded by the Type 77-D introduced in 1948. [ 1 ]

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The 44-BX is a high-fidelity bi-directional ribbon microphone designed for music recording and broadcast. It uses a 2" long corrugated aluminum ribbon which is just 1.8 microns thick, roughly 1/20th the thickness of a human hair.

The RCA Type 44 microphone is a bi-directional ribbon microphone, or pressure-gradient microphone, first introduced by the RCA Corporation in 1931.

RCA vintage microphones are available in styles like pressure microphones and ribbon microphones. You can also select RCA mics by their features, such as non-directional, their …

Each of the following RCA ribbon microphones is a high-fidelity type designed for broadcast applications that has become a classic. 77A. Grand-daddy of the ribbon microphone, the 77A is among the rarest of the RCA ribbons microphones.

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Our R44 Series microphones all share the authentic sound, feel and look of the 1936-38 RCA 44BX. The R44 series microphones are all detailed, hand-crafted replicas, using parts that are made to be interchangeable with an original RCA 44.

Used on countless important recordings by the likes of Elvis Presley, Frank Sinatra, Johnny Cash, and a wealth of others, the RCA 77's unique switchable directionality and inviting tone have cemented its place in history as one of the classics and continues to rise in value.