Measurement microphone WM 203

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The weatherproof microphone WM 203 consists of a measurement microphone and the new designed weather shield WS 1. The measurement microphone includes the measurement microphone capsule MK 221, the dehumidifier TA 202 and the measurement microphone preamplifier MV 203. The weather shield WS 1 unit consists of the weatherproof housing and windscreen W 100 Reference direction horizontal sound incidence perpendicular to the microphone axis Frequency range 20 Hz 20 kHz according to class 1 DIN IEC 60651 Polar patterns ± 30°, ± 90°, ± 150° to reference direction, tolerance level according to class 1 IEC 61672 within frequency range 20 Hz 12,5 kHz Supply Measuring microphone power supply MN 920 for conventional Lemo-connection FGG 1B 307 CNAD 42 Weather protection wind and rain protected Equipment Measurement microphone preamplifier can be heated protective bird spike Calibration acoustical calibration