Discontinued Products: 552
The Astatic Model 552 is a semi-directional, low impedance, dynamic microphone designed to provide years of dependable service under punishing conditions in any environment. A versatile DPDT switching arrangement permits use in any communication system. The model 552 is sharply responsive to voice frequencies and effectively reduces background noise. The housing is virtually indestructable and is sealed against harmful or corrosive vapors. A heavy duty coiled cord with a molded strain relief to ensure long life, extends safely to 1.8m (6 ft.)
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