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UHF四通道系列；采用數(shù)字導(dǎo)頻解碼靜音電路，確保接收機(jī)唯一接收本系統(tǒng)的座咪的信號(hào)，防止產(chǎn)生串頻和其他干擾頻率出現(xiàn)的現(xiàn)象，確保多臺(tái)接收機(jī)同時(shí)工作。紅外對(duì)頻；采用最新技術(shù)，穩(wěn)定性強(qiáng)，音色清。清晰度高，指向性強(qiáng),拾音距離長(zhǎng)（35cm）,抗手機(jī)干擾信號(hào)的電容式咪芯。適用于大型的會(huì)議室等場(chǎng)所使用。

UHF quad-channel series; Digital Pilot Decoding & Muting Circuit to Ensure Receiving the Signal of the Matching Microphone to prevent string frequency, noise and other disturbance frequency & to ensure several units working at the same sites. With the latest technology, strong stability, clear sound resolution, high sensitivity, long range pickup(35cm),condenser microphone with anti-interference from phone signal, suitable for large conference rooms, etc. 

接收機(jī)技術(shù)參數(shù)                    

■機(jī)箱規(guī)格：EIA標(biāo)準(zhǔn)1U

■通道組數(shù)：四通道

■載波頻率范圍：UHF 500~860MHz        

■頻率響應(yīng)范圍：40Hz~18KHz±3dB

■振蕩方式：PLL 相位鎖定頻率合成

■靈敏度：在偏移度等于25KHz,輸入6dB V時(shí)， S/N>60dB

■頻帶寬度：32MHz

■最大偏移度：±45KHZ       

■頻率穩(wěn)定度：±0.005%

■綜合THD：<0.4%@1KHz   

■使用距離：一般80米（空曠地方）

Receiver Specification

■Receiver Specification: EIA standard 1U

■Channel: Quad Channel

■ Frequency Range: UHF 500~860MHz  

■ Response Frequency Range: 40Hz~18KHz±3dB

■ Oscillation mode: PLL-Phase Locked Loop Frequency Control

■ Sensitivity: Frequency Deviation=25KHz, input 6dB V, S/N>60dB

■ Frequency Width: 32 MHz

■ Maximum Deviation: ±45KHZ

■ Frequency Stability: ±0.005%

■ THD: <0.4%@1KHz

■ Working Range: 80 Meters( in open area)