MR-823D UHF Dual Channel Diversity Receiver
Key Features
CPU-controlled diversity. "NoiseLock" squelch prevents random noise interference sources like computers, karaoke machines and DVD players.
Ideal for for DJ, Karaoke. Stable, easy to install, most affordable fool-proof unit.
Upgraded receiver panel with easy-to-read displays and user-friendly functions.
First receiver equipped with a balanced volume control to enable users to adjust the mixed output volume of two wireless microphones. The system's default output level is accurately pre-adjusted to match the microphone capsule's sensitivity and designed to deliver an optimal performance without over load distortion.
First receiver equipped with a "receiving sensitivity adjustor" on the receiver front panel to allow users to adjust to a higher sensitivity in order to increase receiving distance and to eliminate signal dropouts, or to adjust to a lower sensitivity to avoid noise interference.
First receiver equipped with a "NOISE" LED indicator. Users can first identify whether the receiver is experiencing interference and can then make accurate adjustments in the receiver's sensitivity to eliminate the interference and establish optimal performance.
Balanced XLR & 1/4" phone audio outputs.
RF and AF signal indicators to identify if the system is receiving signals properly. Specifications
Main Frame Size
EIA standard 1-rack unit
Oscillation Mode
PLL Synthesized (Fixed)
Stability
±0.005% (-10~50℃)
Carrier Frequency Range
UHF 760~950MHz
Receiving Mode
CPU-controlled Dual Antenna-Diversity
Sensitivity
S/N>70dB@10dBμV input
Max. Deviation Range
±68KHz
S/N Ratio
>105dB(A)
T.H.D.
<0.5% @ 1KHz
Frequency Response
60Hz~18KHz, equipped high-pass filter circuitry
Maximum Output Level
Three options: +10dBV / 0dBV / -6dBV
Squelch
"NoiseLock" squelch circuit
Power Supply
External AC Power Supply, 0.5A, 12~15V DC
Dimensions
420(W)×44(H)×204(D)mm / 16.5(W)x1.7(H)x8.0(D)"
Weight
1.7kg / 3.7lbs
Matching Transmitters
MH-801a, MT-801a
Note
Specifications on carrier frequency range and maximum deviation vary to comply with regulations of different countries.
MH-801a UHF Handheld Transmitter
Lightweight, rugged housing.
Distinguished matte silver-gray color grille.
Robust bullet-shaped microphone ensures no impact-damage when dropped.
Interchangeable microphone capsule modules are available for replacement and servicing.
High dynamic range allows high input level without distortion.
PLL design ensures transmission reliability.
24-hour battery life per 2-AA alkaline batteries.
A newly designed recessed power switch is now located on the upper housing for easier access.
A set of 10 different color bands is available to enhance channel identification.
Efficient transmission, low power consumption and extremely low handling noise.
Specifications
UHF 630~934MHz
RF Output Power
10mW (country dependant)
Spurious Emissions
<-55dBc
Maximum Input Level
140dB SPL
Microphone Capsules
MU-72
Battery
AA×2
50(Φ)×235(L)mm / 2.0(Φ)x9.3(L)"
210g / 7.4oz
Varied specifications on carrier frequency range, maximum deviation, RF output power and spurious emission to comply regulation of different countries.
Accessories
RH-77
MD-20
MS-20
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