| Electro-Acoustic Data | ||
| Type: | Noise cancelling, Dynamic, Moving Coil | |
| Output Impedance (1kHz): | 150Ω ± 10% | |
| Real Output Level (at usual voice level): | 3.5mV rms ± 10% | |
| Harmonic Distortion: | max. 5% over a bandwidth of 315 Hz to 4000 Hz | |
| Frequency Response (94 dB SPL, 1/1 octave bands): | 500 Hz | -5 ± 3 dB |
| 1000 Hz | Reference | |
| 2000 Hz | 0 ± 3 dB | |
| 4000 Hz | 2 ± 3 dB | |
| Environmental & Other Data | ||
| Weight (including cable): | 50g ± 10% | |
| Cable Connector Type: | NEXUS U-173/U OR 3.5mm Jack | |
| Cable Connector Pinout: | 1 - Microphone Signal (MIC +) | |
| 2 - Microphone Signal (MIC -) | ||
| Cable Length: | 400mm 150Ω ± 5% | |
| Cable Strength: | 20 N / 20 S | |
| Operating Temperature: | (-33 to +71) °C | |
| CE Certification: |
Approved according to PPE directive 89/686/EEC and EMC directive 89/336/EEC
|
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| EMC / EMI: | Designed in accordance with MIL-STD-461G | |
| Environmental: | Designed in accordance with MIL-STD-810G | |
| CBRN: | Designed in accordance with ČSN EN 140 | |
| Ingress Protection (IEC standard 60529): | IP67 | |
| Flame Retardant Properties (UL 94): | min. level V2 | |
| Mean Time Between Failures (MTBF): | >30,000 hours | |
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