| Description |
Headset: Model 4DX
Sensitivity: 104 dB re .0002 microbar @ 1000 Hz, 1mW
Frequency Response: 100-17,000 Hz +/- 5 dB in 6cc coupler
Impedance: 600 ohms nominal, 150 to 1200 ohm source
Weight: 16.9 ounces without comm cable
Weight of comm cable: 3.1 ounces
Shielded cable: Full floating with independent ground
Noise Reduction Rating: 24 dB
Microphone: Model A-7A.1
DC Bias Supply: 8 to 16 volts, not polarity sensitive
Source Resistance: 220 to 2200 ohms
Output Voltage: 370 mV @ 114 dB spl re .0002 microbar
Frequency Response: Optimized for speech clarity and noise reduction
Weight: 0.2 ounces |