Microphones `` MD-200 / A ''.Microphones.MicrophonesMicrophones "MD-200 / A" have been produced by the Tula plant "Oktava" since 1973. Dynamic microphone "MD-200" is designed for amateur recording of speech programs complete with transistor tape recorders. Produced in mono or stereo versions. Microphone type `` MD-200A '' is designed for use with tube tape recorders. The range of perceived frequencies is 100 ... 10000 Hz. Sensitivity - 1.5 mV / Pa. The electrical resistance of the MD-200 microphone is 30 ... 40 Ohm, the MD-200A microphone is 3 kOhm. The dimensions of any microphone are 105x70x115 mm. Weight 140 grams.