{"product_id":"shure-pa421a-psm-antenna-combiner","title":"Shure PA421A PSM Antenna Combiner","description":"\u003c!-- more --\u003e\n\u003c!-- split --\u003e\u003cbr\u003e\u003ch4\u003eReliable Signal Management – The Shure PA421A PSM Antenna Combiner\u003c\/h4\u003e\n\n\u003cp\u003eThe Shure PA421A PSM Antenna Combiner actively combines antenna outputs from multiple PSM wireless transmitters into a single antenna, improving RF performance while reducing rack clutter. With four DC power outlets, it allows additional PSM systems to connect without requiring external power supplies. Designed for compatibility with Shure PSM transmitters such as the P9T, the PA421A provides efficient power distribution and streamlined antenna management for professional wireless setups.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCombines multiple PSM transmitter antenna outputs into a single antenna\u003c\/li\u003e\n\u003cli\u003eFour DC power outlets supply 15 V at up to 660 mA each\u003c\/li\u003e\n\u003cli\u003eLED indicators display current draw per DC output\u003c\/li\u003e\n\u003cli\u003eExpansion port enables linking with other PSM transmitters or combiners\u003c\/li\u003e\n\u003cli\u003eIncludes BNC-BNC cables and power line cords\u003c\/li\u003e\n\u003cli\u003eCompatible with Shure wideband antennas and accessories\u003c\/li\u003e\n\u003cli\u003eReduces rack clutter while improving RF performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp\u003eFront-panel LEDs provide status of connected devices, while the expansion port offers flexible system growth. With its rugged build and professional-grade performance, the PA421A ensures reliable operation for demanding live and broadcast applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003ch4\u003eSPECIFICATIONS\u003c\/h4\u003e\n\n\u003cp\u003e\u003cb\u003eGeneral\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 43 x 401 x 365 mm (1.7 x 15.8 x 14.4 inches), H x W x D\u003c\/li\u003e\n\u003cli\u003eWeight: 4.3 kg (9.5 lbs)\u003c\/li\u003e\n\u003cli\u003eOperating Temperature Range: -18°C (0°F) to 63°C (145°F)\u003c\/li\u003e\n\u003cli\u003ePower Requirements: 100–240 V AC, 50–60 Hz\u003c\/li\u003e\n\u003cli\u003eCurrent Drain: 1.65 A (at 100 V AC)\u003c\/li\u003e\n\u003cli\u003ePower Consumption: 80 W max\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cb\u003eRF Input\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConnector Type: BNC (4)\u003c\/li\u003e\n\u003cli\u003eConfiguration: Active\u003c\/li\u003e\n\u003cli\u003eImpedance: 50 Ω\u003c\/li\u003e\n\u003cli\u003eFrequency Range: 470–952 MHz\u003c\/li\u003e\n\u003cli\u003eGain: 0 \/ -5 dB\u003c\/li\u003e\n\u003cli\u003eAbsolute Maximum RF Input: 24 dBm\u003c\/li\u003e\n\u003cli\u003eLED Indicator Minimum Detection Threshold: 5.5 dBm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cb\u003eDistribution Output\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConnector Type: BNC\u003c\/li\u003e\n\u003cli\u003eConfiguration: Active\u003c\/li\u003e\n\u003cli\u003eImpedance: 50 Ω\u003c\/li\u003e\n\u003cli\u003eOutput Intercept Point (OIP3): \u0026gt;30 dBm typical\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cb\u003eExpansion Port\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConnector Type: BNC\u003c\/li\u003e\n\u003cli\u003eConfiguration: Passive\u003c\/li\u003e\n\u003cli\u003eImpedance: 50 Ω\u003c\/li\u003e\n\u003cli\u003eInsertion Loss: \u0026lt;4 dB\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cb\u003eDC Output\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOutput Voltage: 15 V DC\u003c\/li\u003e\n\u003cli\u003eOutput Current: 660 mA max per outlet\u003c\/li\u003e\n\u003cli\u003eOutput Power: 9.9 W\u003c\/li\u003e\n\u003cli\u003eLED Indicators: Green \u0026gt;85 mA, Red \u0026gt;660 mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cbr\u003e\n\n\n\nManufacturer: Shure\u003cbr\u003eModel: PA421A\u003cbr\u003eSKU: I276465-N-0-WHXB\u003cbr\u003eUPC: 042406216210\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003cb\u003eWe are Chuck Levin's Washington Music Center\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eSince 1958, Chuck Levin’s Washington Music Center has been the trusted destination for musicians and audio professionals across Maryland, Virginia, and Washington, D.C. Family-owned and operated, our legendary music store delivers Everything in Music®—from instruments and recording gear to pro audio, rentals, and repair services.\u003c\/p\u003e\u003cp\u003eOur team of musicians and industry experts lives and breathes gear, helping you build the perfect setup for your next performance, studio session, or installation. As an authorized dealer for top brands, we also offer our award-winning CHUCKSCLUSIVE line—exclusive, limited-edition instruments and collaborations recognized with the NAMM Top 100 Dealer Innovation Award for redefining what a music retail experience can be.\u003c\/p\u003e\u003cp\u003eChuck Levin’s isn’t just a store—it’s a community built by players, engineers, and creators who share a lifelong passion for sound. Stop by our legendary Wheaton, MD showroom or contact us anytime for expert advice, product questions, or the best possible deal on your next piece of gear.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Shure","offers":[{"title":"Default Title","offer_id":42000475815999,"sku":"I276465-N","price":2114.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/0972\/9087\/files\/4b49248d-eeaa-48cb-9e17-9f50243560be.png?v=1756947266","url":"https:\/\/chucklevins.com\/products\/shure-pa421a-psm-antenna-combiner","provider":"Chuck Levin's Washington Music Center","version":"1.0","type":"link"}