Company News

• Can Wireless Microphones Work Through Walls? A Field Guide

  Yes, but every wall costs decibels. Typical UHF attenuation by building material, why dropouts repeat at the same spot, and four fixes from antenna placement to directional panels.

  Oct. 30, 2026

• UHF vs 2.4 GHz: Which Is More Reliable for Live Sound

  UHF and 2.4 GHz wireless microphones compared for live sound: congestion, body absorption, channel density and licensing, with the regulatory ranges for Europe and the United States.

  Oct. 30, 2026

• How Many Wireless Channels Can One Receiver Rack Handle

  A rack-planning guide in real numbers: what a 1U quad receiver holds, a worked 16-channel example, and where antenna distribution, power and rack depth become the true limits.

  Oct. 30, 2026

• 4 vs 8 Channel Wireless Systems: Which Fits Your Venue

  Four-channel and 8-channel wireless microphone systems compared with real deployment numbers: rack space, tuning range, antenna distribution and where each size stops being enough.

  Oct. 30, 2026

• Why Audio Professionals Choose Relacart: 32 Years of Proof

  Self-developed RF technology, a 30-item in-house test system, CE/FCC/CCC certifications and deployments from F1 circuits to presidential speeches - the case for specifying Relacart.

  Oct. 29, 2026

• How to Identify Genuine Relacart Products & Channels

  A buyer’s checklist for genuine Relacart equipment: official domains, trademarks, certifications, social channels and how to vet sellers on B2B marketplaces before wiring a deposit.

  Oct. 29, 2026

• Relacart at 32: The Story Behind a Wireless Audio Pioneer

  Founded in 1994, creator of China's first built-in antenna microphone and first Dante mic TDN1 - the 32-year story behind the Relacart brand.

  Oct. 29, 2026

• Church Sound System Guide: Wireless Microphones for Worship

  How to build a church sound system: wireless microphones for pulpit, worship leaders, choir and councils, plus an RF checklist for volunteer operators.

  Oct. 29, 2026