Part 40990G-01
1 listing from 1 supplier (CostAero) · $974.55. Prices refresh weekly.
Description
The H9930 ground support headset offer maximum performance and reliability. It is designed with comfort in mind with features such as a super-soft head pad, adjustable headband, and comfortable gel ear seals. Adjustable hybrid wire-flex boom assembly, M-87 microphone, and a 23 dB passive noise reduction contribute to excellent voice communications. This ground support headset features M-87 dynamic microphone, wire-flex mic boom, dual volume control, 6-foot extended coiled cord with military grade 7-pin belt station connector. Features Rugged & durable construction using marine grade stainless steel Dynamic earphones with stainless steel retainers Hybrid wire-flex boom assembly Dual volume control conveniently located on ear domes Undercut, comfort gel ear seals 4-chamber, air-flow pillow headpad Certified 23 dB passive NNR Specifications Weight: 14.2 oz (403 g) Communication Cord: 6 ft coiled cord with MAP-57 connector Certified NNR 23 dB Dome Material: Lightweight ABS Potentiometer: 220Ω ±20% (2 each) Speaker Sensitivity: 100 dB SPL/1mW @ 1kHz Speaker Frequency Response: 20 Hz — 20,000 Hz Microphone Impedance: 150Ω ±15Ω Microphone Sensitivity: 49.77 dBuV to 55.79 dBuV @ 1kHz, 103 dB SPL @ 0.187in Microphone Frequency Response: 200 Hz — 6 kHz Microphone Total Harmonic Distortion: 200 Hz to 6 kHz, 5% @ 105dB above 20 uPa Microphone Resistive Load: 150Ω ±15Ω
