Dynamic microphone `` MD-45 ''.Microphones.MicrophonesThe dynamic microphone "MD-45" has been produced by the Tula plant "Oktava" since 1963. Cardioid unidirectional microphone. With stand. Designed for broadcasting from concert halls and studios. Frequency response 50 ... 15000 Hz. The unevenness of the frequency response is 12 dB. Nominal resistance 250 Ohm. The standard level of axial sensitivity is -78 dB. The difference in sensitivity between the front and rear 12 dB. Dimensions of the model 37x115 mm. Weight 270 g.