LD Systems U304.7 R | UHF Wireless Receiver 470–490 MHz | 12-Channel Diversity with IR Sync & XLR Out

UHF Wireless Receiver

The LD Systems U304.7 R is a compact UHF diversity receiver designed for the U300® Series wireless system. Operating in the 470–490 MHz frequency range, it delivers clean, reliable FM audio transmission and supports seamless integration with matching U300 transmitters for stage, rehearsal, or fixed-installation applications.

LD Systems U304.7 R Competitive Differences

• 12-channel diversity receiver with one-touch IR sync
• Switchable instrument-level 1/4" output for guitar/bass integration

LD Systems U304.7 R Description

The LD Systems U304.7 R offers a reliable and user-friendly solution for UHF wireless applications. Its diversity reception technology enhances signal stability, while the 25 Hz – 16 kHz frequency response ensures full-range audio clarity across a wide spectrum of sources. A pilot tone squelch function helps eliminate unwanted interference, maintaining clean signal quality even in busy environments. Setup is made simple with automatic IR syncing, allowing transmitters and receivers to pair instantly. The unit features a robust metal chassis with an intuitive LCD display, up/down channel controls, and status LEDs for audio level and antenna strength. Whether used with handheld mics, lavaliers, or instrument packs, the U304.7 R adapts effortlessly to your signal chain. Its rear panel includes balanced XLR and unbalanced 1/4" outputs, with the latter switchable to instrument level — perfect for guitar or bass amps. Compact yet fully featured, this receiver is an excellent fit for performers, presenters, and sound techs who value flexibility and reliable wireless performance.

Model Features

• 470–490 MHz UHF diversity receiver
• 12 selectable channels with IR sync
• FM modulation with pilot tone squelch
• Balanced XLR and unbalanced 1/4" outputs
• Switchable output level for line or instrument
• Bright LCD display with antenna and audio LED indicators

Model Specifications

• Frequency Range: 470–490 MHz
• Channels: 12
• Modulation Type: FM
• Frequency Response: 25 Hz – 16 kHz
• Signal-to-Noise Ratio: 104 dB
• THD: < 0.3%
• Balanced Output: XLR
• Unbalanced Output: 6.3 mm jack (Line/Instr switchable)
• Max Output: +10 dBu (XLR), +7 dBV (Line), +2.5 dBV (Instr)
• Power Supply: 12–18 V DC (500 mA external)
• Dimensions: 8.31 x 1.69 x 4.72 in (211 x 43 x 120 mm)
• Weight: 1.54 lb (0.7 kg)
• UPC: 4049521393693

What's In The Box

• LD Systems U304.7 R Receiver
• Power adapter
• Balanced XLR audio cable
• 2 x AA batteries