863Mhz Hi-Fi Stereo signal forwarding system


Model No. UD863RT02  

The system consists of a FM stereo MPX Transmitter module for sending out the Hi-Fi audio at 900MHz and also a 900MHz receiver to retrieve the audio output to any Hi-Fi system input.

 


A.  Transmitter module specification (UD863RT02-T)

1. Frequency Coverage                                                       : 863.9 MHz (CH1)
                                                                                          862.7MHz  (CH2)

2. Modulation                                                                     : FM with stereo MPX

3. MPX sub-carrier frequency                                              : 19 KHz pilot tone carrie

4. FM input audio pri-emphases                                          : 75 µs

5. Audio input impedance                                                   : 50K Ohm

6. Audio input level                                                             : 400mV

7. RF Out level                                                                   : 7dBm

8. Transmitting antenna                                                      : concealed & integrated

9. Power supply                                                                 : +8V DC

10. Current consumption                                                     : 100 mA max


B.  Receiver Module specification (UD863RT02-R)

1. Frequency Coverage                                                      : 863 MHz ± 2.0 MHz

2. Sensitivity                                                                      : 3 µV @S/N =30dB

3. Audio output level                                                           : 100mV (L=R)

4. Audio output impedance                                                 : 1K Ohm

5. Signal to Noise ratio                                                       : 60dB min.

6. Frequency Response                                                     : 50 – 12 KHz (-3 dB)

7. Distortion                                                                       : 0.6%

8.Power supply                                                                  : 2.4 V DC

9. Current consumption                                                      : 85mA max

10. Receiving Antenna                                                        : concealed and Integrated

                                 

Remark:
1.Transmitter auto turn off after 2 minutes of input audio signal off.
2. Receiver with auto-scan tuning function.
3. Receiver's muting function in optional.

C.  Effective operating range : 80 meter at open field

 

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