{"product_id":"deity-sf1-shark-fin-antenna","title":"Deity SF1 – Directional Shark Fin Antenna","description":"\u003cdiv class=\"col content-col\" data-aos=\"fade-left\"\u003e\n\u003ch4 class=\"section-title\"\u003eQuick Look\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-Wide Spectrum Coverage; 470MHz ~ 1GHz\u003c\/li\u003e\n\u003cli\u003eActive RF Gain Circuitry\u003c\/li\u003e\n\u003cli\u003eMetal Housing for Electronics\u003c\/li\u003e\n\u003cli\u003e50 Ohm BNC Connector\u003c\/li\u003e\n\u003cli\u003eVented for Outdoor Work\u003c\/li\u003e\n\u003cli\u003eFemale ARRI 3\/8-16 Accessory Mount; Anti-Rotation Mounting Solution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem]\"\u003eThe SF1’s wide frequency range and robust design make it versatile for different wireless systems, including Deity’s THEOS ecosystem and other brands.\u003c\/span\u003e \u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem]\"\u003eIts weather-sealed housing ensures reliability in various conditions, and the metal mount brackets provide secure installation.\u003c\/span\u003e​\u003c\/p\u003e\n\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cdiv class=\"inner\"\u003e\n\u003ch4\u003eFewer Surprises\u003c\/h4\u003e\n\u003cp\u003eSF1 is built to win back signal quality in messy RF. Its directional panel and ~60° optimal pickup angle let you point coverage at the talent and ignore the noise floor that lives off-axis—handy on festival stages, crowded corporate ballrooms, and RF-dense backlots. Keep line-of-sight, mount high, and space diversity antennas at least a wavelength; do a quick “walk-around” and you’ll know exactly where your wireless pickup zones are before the show rolls.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"inner\"\u003e\n\u003ch4\u003eMore than Basic Gain\u003c\/h4\u003e\n\u003cp\u003eLong cable run to the cart? Dial in just enough active gain—SF1 gives you −9 dB to +21 dB in 1 dB steps with a bright readout, so you can match the line loss you’ve measured instead of guessing. If the front end starts to saturate, the red overload indicator tells you instantly; back the gain down and preserve headroom rather than amplifying the entire RF neighborhood. And if there’s no DC bias available, SF1 still pulls its weight as a passive panel with 6 dBi gain.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"inner\"\u003e\n\u003ch4\u003eMore Versatile\u003c\/h4\u003e\n\u003cp\u003eFrom theater to house of worship to TV sets,  the SF1 covers 470–960 MHz, so your kit doesn’t need to change when the venue does. Standard 50 Ω BNC connectivity drops right into pro distros and low-loss coax; an OIP3 of 39 dBm helps keep dynamic range intact in crowded spectrum. Power is frictionless—just feed 12–16.8 V DC bias from your receiver or distro and you’re live.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"inner\"\u003e\n\u003ch4\u003eBuilt for All Environments\u003c\/h4\u003e\n\u003cp\u003eRain on the sideline, dust on location, or a week of load-ins—SF1’s IP54 rating and −10 °C to +55 °C operating range make it a safe pick for real-world crews. \u003cbr\u003e\nThe slotted design also allows wind to pass through it, preventing it from turning into a sail.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"inner\"\u003e\n\u003ch4\u003eCable-run Strategy Made Simple\u003c\/h4\u003e\n\u003cp\u003eSF1 is designed to compensate for what your cable is taking away—nothing more, nothing less. Use the attenuation table as a starting point, then trim gain to suit the environment; don’t assume “more” equals “better,” because excess gain boosts interference and ambient RF right along with your signal. The result is a cleaner link, longer useful range, and fewer surprises mid-take.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003ca href=\"https:\/\/deitymic.com\/wp-content\/uploads\/2025\/09\/SF1_Gain_vs_Coax_Length__Quick_Guide_.csv\"\u003eDownload the Full Chart Here\u003c\/a\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"inner\"\u003e\n\u003ch4\u003eQuick, Solid Mounting\u003c\/h4\u003e\n\u003cp\u003eThe SF1 mount features a 3\/8\" Locator Pin design that prevents twist and turns when trying to mount it accurately. The all metal CNC mounting hinge accepts both 3\/8\" and 5\/8\" via an adapter.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"inner\"\u003e\n\u003ch4\u003e\u003c\/h4\u003e\n\u003c\/div\u003e\u003csection class=\"section\" data-aos=\"fade-up\" data-number=\"3\" id=\"specifications\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable class=\"product-specifications\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF Freq Ranges\u003c\/td\u003e\n\u003ctd\u003e470 ~ 960 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e50 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActive Gain\u003c\/td\u003e\n\u003ctd\u003e-9dB to +21dB (1dB Steps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePassive Gain\u003c\/td\u003e\n\u003ctd\u003e6dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOIP3\u003c\/td\u003e\n\u003ctd\u003e39dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePickup Pattern\u003c\/td\u003e\n\u003ctd\u003eDirectional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePickup Angle\u003c\/td\u003e\n\u003ctd\u003e60° Left\/Right Off Center\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolarization\u003c\/td\u003e\n\u003ctd\u003eLinear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF Input Power\u003c\/td\u003e\n\u003ctd\u003e30mW Max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003eDC 12 ~ 16.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e12V\/90mA (Max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaterproof Rating\u003c\/td\u003e\n\u003ctd\u003eIP54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-10°C to +55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C to + 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e5% ~ 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L*W)\u003c\/td\u003e\n\u003ctd\u003e376.5 * 328.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e532g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e50 Ohm BNC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount\u003c\/td\u003e\n\u003ctd\u003e3\/8\" and 5\/8\" Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e \u003c\/div\u003e\n\u003c\/section\u003e\u003ch4\u003eSupport Notes\u003c\/h4\u003e\u003ch5\u003eWhy is it called a shark fin antenna?\u003c\/h5\u003e\u003cp\u003eVisual Appearance: The triangular shape of LPDA antennas, often with elements extending outward like the ridges of a fin, looks similar to a shark fin slicing through water. Directional Nature: Like a shark “honing in” on prey , these antennas are directional , meaning they are designed to focus on specific signals while rejecting interference from other directions. Industry Adoption: The nickname “shark fin” became widely used among sound mixers and RF coordinators as a casual, descriptive term, despite the antennas being technically LPDA antennas .\u003c\/p\u003e\u003ch5\u003eWhy would I ever need the SF1 antenna?\u003c\/h5\u003e\u003cp\u003eLPDA antennas used in wireless microphone systems are designed to provide gain and improved reception in a specific direction. They often have a narrow beamwidth , helping sound professionals maximize reception range and minimize RF interference. These antennas are commonly used in live productions, film sets, and broadcast applications , where reliable wireless microphone performance is crucial. To look cool\u003c\/p\u003e\u003ch4\u003eProduct Details\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e DY-6977162455648\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEAN:\u003c\/strong\u003e 6977162455648\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 24 months\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of origin:\u003c\/strong\u003e China\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOfficial Resources\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/deitymic.com\/products\/sf1\/\" target=\"_blank\" rel=\"noopener\"\u003eOfficial Product Page\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/deitymic.com\/frequencies\/\" target=\"_blank\" rel=\"noopener\"\u003eFrequency Chart\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Deity","offers":[{"title":"Default Title","offer_id":53647452832085,"sku":"DY-6977162455648","price":430.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/6993\/3141\/files\/Deity_Deity_SF1_Directional_Shark_Fin_Antenna_01.jpg?v=1775997748","url":"https:\/\/tvpro.lt\/products\/deity-sf1-shark-fin-antenna","provider":"tvpro.lt – Broadcast \u0026 Pro Video Equipment Online Store","version":"1.0","type":"link"}