{"product_id":"8-ch-antenna-combiner-865-960-mhz-taa","title":"Shure PA821BX 8-Channel Antenna Combiner 865–960 MHz (PA821BX-TA)","description":"\u003cp data-start=\"92\" data-end=\"500\"\u003eThe Shure PA821BX 8-Channel Antenna Combiner is a high-performance RF management solution designed to streamline multi-transmitter wireless monitoring systems. Built for professional AV, live sound, and broadcast environments, this unit efficiently combines up to eight PSM transmitters into a single antenna system, significantly reducing rack clutter while improving RF stability.\u003c\/p\u003e\n\u003cp data-start=\"502\" data-end=\"850\"\u003eOperating within the 865–960 MHz frequency range, the PA821BX ensures clean signal distribution and minimizes intermodulation artifacts, delivering reliable and interference-free performance. Its active RF architecture maintains consistent signal levels, while LED indicators provide real-time monitoring of signal presence and overload conditions.\u003c\/p\u003e\n\u003cp data-start=\"852\" data-end=\"1179\"\u003eEngineered for scalability, the unit supports daisy-chaining via an expansion port, allowing system growth without compromising performance. With robust thermal efficiency, quiet operation, and seamless integration into rack-mounted setups, the PA821BX is an essential component for mission-critical wireless audio deployments.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e865 to 960 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003eSupports up to 8 transmitters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF Input Connectors\u003c\/td\u003e\n\u003ctd\u003eBNC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF Input Configuration\u003c\/td\u003e\n\u003ctd\u003eActive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF Input Impedance\u003c\/td\u003e\n\u003ctd\u003e50 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF Gain\u003c\/td\u003e\n\u003ctd\u003e0 dB (±2 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Output Connector\u003c\/td\u003e\n\u003ctd\u003eBNC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Impedance\u003c\/td\u003e\n\u003ctd\u003e50 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Port\u003c\/td\u003e\n\u003ctd\u003eBNC, passive configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Port Impedance\u003c\/td\u003e\n\u003ctd\u003e50 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion Port Insertion Loss\u003c\/td\u003e\n\u003ctd\u003eLess than 4 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF Expansion Port Power Handling\u003c\/td\u003e\n\u003ctd\u003eUp to 33 dBm (2 W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Indicators\u003c\/td\u003e\n\u003ctd\u003eSignal presence and overload monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection Threshold\u003c\/td\u003e\n\u003ctd\u003e2.5 dBm minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverload Threshold\u003c\/td\u003e\n\u003ctd\u003eGreater than 24 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003e100 to 240V AC, 50 to 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eUp to 143 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw\u003c\/td\u003e\n\u003ctd\u003e1.59 A at 100V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-18°C to 63°C (0°F to 145°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Integration\u003c\/td\u003e\n\u003ctd\u003eDesigned for Shure PSM wireless systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScalability\u003c\/td\u003e\n\u003ctd\u003eSupports daisy-chaining of up to 2 units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Accessories\u003c\/td\u003e\n\u003ctd\u003ePower cord, DC output cables, BNC coaxial cables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRack-mountable form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Shure","offers":[{"title":"Default Title","offer_id":50808315543785,"sku":"PA821BX-TA","price":4845.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1706\/8839\/files\/8746f4a932ed3fd4b394a7be3b232391.avif?v=1776253410","url":"https:\/\/www.avendor.com\/products\/8-ch-antenna-combiner-865-960-mhz-taa","provider":"Avendor","version":"1.0","type":"link"}