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
|