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David ClarkGround Support Communication SystemsNoise Attenuating Headsets12515G-14 Model H3313 Headset
David ClarkGround Support Communication SystemsNoise Attenuating Headsets12515G-14 Model H3313 Headset
12515G-14 Model H3313 Headset
Series 3000
The Choice of Major Airlines for Ground Support/Ramp Operations
M-1/DC Noise Canceling Amplified Dynamic Microphone
Noise Shielded Microphone(Muff) with Momentary PTT(Push-to-Talk) switch, hangs freely ready for periodic use.
Soft Headpad and Ear Seals guarantee exceptional comfort.
30 inch straight cord with (PJ-051) Plug to mate with Series C31-XX Extension Cords
Corrosion-proof, chrome plated Headset/Stirrup Assembly
Certified Noise Reduction Rating of 26db
The Choice of Major Airlines for Ground Support/Ramp Operations
NRR | NOISE ATTENUATION DATA - MODELS H3313 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Frequency (Hz) | 125 | 250 | 500 | 1000 | 2000 | 3000 | 4000 | 6000 | 8000 | |
| Attenuation (dB) | 22.4 | 25.5 | 30.3 | 33.3 | 34.1 | 39.3 | 39.9 | 38.7 | 38.3 | |
| Standard Deviation | 3.2 | 3.2 | 3.0 | 2.2 | 2.5 | 2.6 | 2.4 | 2.5 | 3.5 | |