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RV-4
USER MANUAL
INSTRUKCJA OBSŁUGI
ENGLISH
UHF DSP Wireless Microphone System Specification
Modulation Method: ∏/4 – DQPSK
Frequency Range: 518-542MHz, 4x24
Sampling Ratio: 48KHz
Transmission Rate: 204.8Kbps
Dynamic Range >90dB
Total Harmonic Distortion: <0.1%
Delay Time of Audio Transmission: <3ms
S/N Ratio: >96dB
Frequency Response: 30~20KHz
RX Sensitivity: <-94dBm
Unique ID Address: Yes
Some tips to improve the performance of the system
The transmitter and antenna should be kept in the relative position of accessibility of the
straight line
Don’t put the receiver close to the metal surface or near any digital device (such as CD players,
computer, etc.)
Try to place the receiver in height of 1.5 meters from the ground and the position of a distance
of 1 meter away from the wall
1. Hand-held Transmitter
1) Main functions
2) Transmitter display content
3) Replacing the battery
2. Receiver Function
1) Front panel functions
2) Rear panel functions
3) Receiver display content
3. Electronic volume function
4. Manual frequency selection Settings
5. Auto scan setup
6. Infrared Frequency settings
