NTS VF-400 Headset ไมโครโฟนไร้สายย่าน VHF แบบไมค์คาดศีรษะคู่

Comprehensive Performance

Carrier Frequency VHF 165-210 MHz

Frequency Stability +/-0.002%

Modulation Mode FM

Maximum Deviation Range +/-25KHz

Frequency Response 40Hz - 20KHz

Signal/Noise Ratio > 90dB

Total Harmonic Distortion < 0.5%

Effective Range 50 m.

Work Temperature -10°C to 50°C

Receiver

S/N Pate > 90dB

False Pate > 80dB

Vicinity Pate > 80dB

Sensitivity > 12dBu (S/N = 20dB)

Audio Output XLR balance output

Phone unbalance output

Power Voltage AC 220V/50Hz

Transmitter

RF Output Power 10mW

Spurious emission 60dB below carrier minimum

Current Consumption ≤ 30mA

Batteries 1.5V x 2