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Overview
The David Clark H3312 is a dual-ear, over-the-head style headset designed for airline ground support and high-noise environments. It ensures clear communication and effective hearing protection, making it ideal for commercial aircraft interphone systems and de-icing intercoms.
Features & Benefits
Specifications
Weight (without cord): 20.4 oz (578g)
Ear Impedance: 300Ω each, wired in series
Ear Sensitivity: 90 dB SPL/1mW @ 1kHz
Ear Frequency Response: 200 to 5,500 Hz
Mic Impedance: 150Ω nominal
Mic Sensitivity: 400mV ± 6dB into 150Ω load @ 1kHz for 114 dB SPL input
Mic Frequency Response: 150Hz to 8kHz
Mic DC Supply Voltage: 8-16V, 220 – 2,200Ω (not polarity sensitive)
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DISCLAIMER: Product information provided “as is.” Boeing may add, change, discontinue or remove this information at any time. Product photos may not be exact match to product delivered. Seeterms & conditions.
