Quad Handheld UHF Digital Wireless Microphone Set


For a new generation digital wireless microphone, using digital modulation and high performance audio ADC and DAC, with very low latency audio encoder, implements the high fidelity audio transmission. Equipped with simple circuit, stable working features. Cover UHF band, can transmit a stable audio carrier signal over 60 meter visual range, encryption transmission decoding circuit,

1.Using UHF band, PLL phase lock circuit, stable characteristics, low harmonic radiation.
2.Digital modulation, 32 of encryption word audio transmission
3.Antenna diversity reception: reduce the phenomenon of communication effectively.
4.Simple circuit structure, stable characteristics.
5.The maximum transmission power 30mW(depending on the region)
6.Audio max input 2Vpp, audio the max output 1Vpp
7.Double antenna diversity, antenna auto selected circuit
8.8-band audio EQ effect processor
9.Prevent screaming processing circuit
10.Low delay digital audio circuit (less than 3ms)
Equipped audio AGC amplitude limiting processing circuit
11.Falt frequency response of 50Hz-16KHz response range.

 IU-4011 Receiver

Receiving Channel:  Four channels Fixed Frequency
Carrier Wave Frequency Range:521-535MHz

   Green :  531.6Mhz

   Yellow :  521.6Mhz

   Red     :  535.1Mhz

   Blue    :  527.2Mhz

## COMPLIANT FREQUENCY RANGE ##  As of 11/3/15 only the following range can be used in NZ: 502 - 606MHz and 622 - 698MHz, This product complies with NZ Law. 

Oscillation Mode: PLL phase-locked frequency synthesizer
RF tuning step:Digital  modulation
Radio-Frequency sensitivity:input 6dBμV,S/N>80dB
Working Range:Straight line distance 80 meters, Note: the actual range depends on RF signal absorption, reflection and interference.
Comprehensive T.H.D:<0.5% @ 1KHz
Transmit bandwidth:300KHz
Dimension (mm):410(L) x 43(H) x 170(D)
standard transmitter:IA-06,IB-07

IA-06 Wireless Hand-held Microphone
Oscillation Mode:PLL phase-locked frequency synthesizer
Carrier Wave Frequency range: 518-531MHz
Cartridge gain:fixed gain
Transmit power:13dB
Current drain:Standard<130mA
Cartridge type:Moule dynamic cardioid cartridge

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