1959 Neumann KM-56Microphones Ad

3 mikes in 1
THE NEW NEUMANN KM-56


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with electronically switched* variable directional characteristics
The answer for miniaturized microphones with unexcelled reliability and performance for TV, film, and broadcast. The KM-56 is a true self-contained condenser microphone incorporating electronic switching of the directional characteristic (U.S. Pat. No. 2,678,967) to all three patterns: omni-directional, bi-directional and cardioid.