UD-1

Relacart UD-1 - wireless gooseneck microphone base, WAM-402 series

Relacart UD-1 is a wireless gooseneck microphone base designed for professional conference and AV sound reinforcement applications. Part of the WAM-402 series, it features a robust metal housing, minimalist design, and a silent touch switch for comfortable operation during meetings, presentations, and panel discussions.

With wide UHF bandwidth and stable RF transmission using PLL technology, the UD-1 delivers high audio quality and reliable performance in demanding environments. Powered by two AA batteries, it offers up to 9 hours of continuous operation, making it ideal for full-day events.

Functionality:

• wireless UHF transmission - wide frequency range from 521 to 936 MHz
• PLL technology - precise and interference-resistant signal
• multi-band support - HF, AD, EJ for regional compliance
• silent touch switch - seamless microphone control
• durable metal housing - built for intensive use
• interchangeable gooseneck lengths - 340 mm, 420 mm (default), 480 mm
• compatible with WAM-402 microphone systems

Technical features:

• UHF band: 521.25-936.85 MHz
• modulation: PLL (Phase Locked Loop)
• harmonic suppression: >50 dBm below carrier
• bandwidth:
  • HF: 139 MHz (797-936 MHz)
  • AD: 134 MHz (662-796 MHz)
  • EJ: 97 MHz (554-651 MHz)
• max deviation: ±45 kHz
• RF output power: 13 mW
• power supply: 2 x AA batteries
• current consumption: approx. 130 mA
• operating time: up to 9 hours
• dimensions: 162 x 125 x 54 mm
• weight: approx. 830 g (without batteries)
• microphone length: 340 mm / 420 mm / 480 mm

Relacart UD-1 is a professional microphone base that combines aesthetics, convenience, and reliability. Perfect for conference rooms, educational facilities, government buildings, and any space where sound quality and installation flexibility matter.