UR-230S - band 522 - 586 MHz (A)

Relacart UR-230S - professional single-channel UHF receiver with intelligent antenna switching

Relacart UR-230S is a high-performance single-channel UHF wireless receiver designed for professional stage, conference, and AV installation environments. Combining Relacart’s engineering expertise with modern audio transmission technology, the UR-230S delivers stable performance, excellent sound quality, and strong resistance to interference.

Operating in the 522-586 MHz band, the receiver features a CPU-controlled intelligent antenna switching system that automatically selects the antenna with the stronger signal. Dual squelch circuitry and an independent audio processing module ensure rich bass and clear high frequencies, providing outstanding audio quality in any situation. Its robust EIA 1U rackmount design makes it ideal for demanding AV setups.

Functionality

• single-channel UHF receiver with high interference resistance
• intelligent antenna switching - automatic selection of stronger signal
• independent audio processing - rich lows and clear highs
• stable transmission in the 522-586 MHz band
• dual squelch system - noise and co-channel interference reduction
• operating range up to 80 m (open space)
• audio outputs: balanced XLR, unbalanced 6.3 mm jack

Features of the Relacart UR-230S receiver

• receiving channel: 1
• frequency range: 522-586 MHz
• modulation: FM stereo
• operating range: up to 80 m
• sensitivity: 6 dBμV
• bandwidth: 16 MHz ±45 kHz
• signal-to-noise ratio (S/N): >105 dB
• THD: <0.7% at 1 kHz
• frequency response: 45 Hz - 18 kHz (±3 dB)
• power supply: 100-240 V AC, 50/60 Hz
• dimensions: 210 x 43 x 206 mm
• weight: 1.2 kg
• audio outputs: balanced XLR, unbalanced 6.3 mm jack

Relacart UR-230S is a reliable solution for AV professionals seeking stable wireless transmission, high-quality audio, and flexible system integration.