Ningbo Disco Electronics CO,.LTD
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Performance Wireless Microphone System SR-410D LED screen alarm automatically
Features:
1. True diversity receiver which of dual channel independent inquiry system for Minimize off frequency.
2. Dual channel AFS frequency automatic search function in dependently.
3. The frequency can by synchronized between receiver and transmitter via infrared.
4. PLL synthesized technique and digital pilot technique.
5. Transmitter battery monitoring.
6. LED screen alarm automatically with low pressure.
7. The antenna of receiver can be amplified and distributed.
8. SQ of 3 level control and electronic volume control.
9. There are 3 * 10 LED lights of each channel to indicate A/B RF signal and level signal
10. Adopt to audio reference companding technique
11. International standard case of 1 U metal material.
RECEIVER:
Operating frequency:740-790MHz
Adopt CPU control
With PLL combined technology
With 200 optional frequency Within 50 MHZ bandwidth
S/N ratio:>105dB
T.H.D distortion:<0.5%
Frequency response:40Hz-18KHz
Electricity level control circuit
Audio frequency response expand
Electricity level control circuit
With volume control
Up to100m typical, with a maximum of 150m under ideal conditions.
TRANSMITTER:
Operating frequency:740-790MHz
Adopt CPU control
With PLL combined technology
Multi-function LCD,special AF/RF level
Battery voltage display
Frequency stability:±0.002
With FM Max frequency adjusting:±45KHz
RF output: HIGH 10mW / LOW 5mW
High wave:<main wave 60dB
Audio frequency response:40 to 18000Hz(+1 dB, -3 dB)
Zinc Aluminum alloy structure
Power supply:2*AA batteries, Standing
Time: about 8 hours
