MD-69 1969
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Dynamic microphone "MD-69" was produced in 1969 by the Tula factory "Octava". Studio universal microphone with remote control of the pattern. The frequency range is 50 ... 15000 Hz. Unevenness of the blackboard 8 dB. Load resistance 250 Ohms. The level of axial sensitivity is 74 dB. Orientation NN, OH, DN. Dimensions 40x70x110 mm. Mass 380 g
Information from collection of Valery Khartchenko