NTS VF-400 ไมโครโฟนไร้สายย่าน VHF แบบไมค์ถือคู่
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
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