ไมค์ประชุมไร้สาย LS-3700A ย่านความถี่ VHF จำนวน 8 ชุด

Leise LS3700A

 Main Feature

• Using VHF band to avert interferencing frequency
• Multilevel quiet control circuit, to avoid interference signal from outside open the mute system
• All using SMT, print circuit board design tightness and credibility
• Special design companding circuit, strongly improve S/N ratio
• Using excellent dynamic cardioid direct cartridge, the timbre bright and clear
• High efficiency batteries consumption design
• Balanced XLR and unbalanced phone audio output

Comprehensive Performance

• Carrier frequency VHF
• Frequency Stabilization < +/- 20 PPM
• Dynamic Range > 98dB
• Total Harmonic Distortion < 0.5%
• Frequency Response 50Hz - 16KHz (+/-3dB)
• Audio Output Level 0 - 300mV (balanced : 0 - 700mV)

Receiver

• DC Power Supply DC 12-18V
• Consume Power 5W
• Signal/Noise Ratio > 95dB
• Image Interference Ratio > 85dB
• Neighbor Interference Ratio > 85dB
• Receiving Sensitivity > 10dBu (SINAD = 20dB)

Transmitter

• Transmitter Power 10mW
• Modulation Type FM
• Higher harmonic 50dB Lower than main wave base
• Power Switching noise Perfect switching mute
• Battery Voltage 1.5V x 2
• Continuous Using 8 hours