Shure UC4-ua Marcad Rec 782-806 Mhz or 692-716 MHz

Updated August 6, 2026

Shure UC4-ua Marcad Diversity Receiver The Shure UC4-UA is a professional-grade, half-rack UHF wireless microphone receiver. It features Shure's proprietary MARCAD® (Maximum Ratio Combining Audio Diversity) technology, which combines signals from two receiver sections to minimize dropouts and ensure exceptionally reliable audio performance. Key Features & Specifications MARCAD Diversity: Continuously monitors signals from both receiver antennas and blends them together to guarantee dropout-free reception. Frequency Agility: Operates in the UHF band (typically the UA band: 782-806 MHz or 692-716 MHz, depending on the specific model variation). Users can switch frequencies to avoid local RF interference. Built-in Equalizer: Includes an adjustable onboard EQ to fine-tune the audio frequency response to your specific needs. Advanced Squelch: Features both Tone Key and Noise Squelch circuitry to block out sudden bursts of unwanted static or "pop" noises when transmitters are turned on or off. Metering: Equipped with dual RF meters to monitor signal strength at each antenna, plus a dedicated audio meter

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