AKG SR 81

The WMS 81 wireless system is a multichannel systems that allow you to use up to 24 channels* simultaneously. The modular system architecture provides for custom solutions for every conceivable application.

The WMS 81 operates in the UHF range. SAW filters and 15 selectable frequencies ensure interference-free operation. An intelligent battery management system monitors the transmitter battery voltage and computes residual capacity. A pilot tone system transmits battery data to the receiver to control the Tone Code Squelch and Automuting functions.

Specifications

• Carrier frequency range: 710 to 865 MHz
• Modulation: FM
• Audio bandwidth: 50 to 20,000 Hz
• THD: typ. <0.8%
• Signal/noise ratio: typ. >108 db(A)
• Audio outputs: balanced XLR switchable to mic or line level; 30 dB typ. unbalanced 1/4″ jack: 0 dBm; unbalanced XLR level: 6 dBm
• Dimensions: 210 x 170 x 42 mm / 8.3 x 6.7 x 1.7 in.
• Net weight: 470 g / 16.6 oz.
• Patent(s): Battery status monitoring device (Patent no. AT 408.280, GB 2.349.230, US 6.344.730)