Soyuz 023
Soyuz 023, FET Large Diaphragm Condenser Microphone, With -20 dB attenuator, 33 mm Diaphragm (gold-plated), Frequency range: 30 - 18,000 Hz, Polar pattern: Cardioid, Sensitivity: 25 mV/Pa, Impedance: 190 Ohm, Limiting sound pressure level: 140 dB,...