Sennheiser A 1031-U Antena

Sennheiser A 1031-U: Reliable 360° Antenna Coverage

The Sennheiser A 1031-U delivers dependable omnidirectional signal pickup for wireless audio systems across the 430–960 MHz frequency range. Supporting both transmitting and receiving, this model fits professional stage, studio, and event needs. Many audio technicians favor the YRS-23 for its ease of setup and straightforward coverage.

What Makes the A 1031-U Stand Out

Rather than relying on directional antennas, this antenna’s true omnidirectional pickup works best in dynamic environments with mobile transmitters and receivers. A standard BNC connector and system-neutral design make it usable with popular brands in addition to Sennheiser.

Functional Specs for Real-World Versatility

• Frequency Range: 430–960 MHz — covers most UHF wireless microphones and in-ear monitor systems
• Pickup Pattern: Omnidirectional — 360° signal reception supports flexible placement on stage or in the studio
• Mounting this lightweight antenna (150 g) on a rack or mic stand is simple and convenient, especially for busy event setups.
• Connector: BNC — standard fit for rack-mount receivers and RF equipment
• Gain: 0 dB — passive operation, no power or amplifier needed