{"id":9680957636759,"title":"SEESII ZA-048 LPDA Log-Periodic Dipole Array Antenna: 400MHz-8GHz Directional Antenna for RF Signal Direction Finding, for TinySA Ultra+ ZS406\/ZS407 Spectrum Analyzer","handle":"seesii-za-048-lpda-log-periodic-dipole-array-antenna-400mhz-8ghz-directional-antenna-for-rf-signal-direction-finding-for-tinysa-ultra-zs406-zs407-spectrum-analyzer","description":"\u003ch3\u003eSEESII ZA-048 LPDA Log-Periodic Dipole Array Antenna: 400MHz-8GHz Directional Antenna for RF Signal Direction Finding, for TinySA Ultra+ ZS406\/ZS407 Spectrum Analyzer\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eZA-048 Log-Periodic Antenna: The ZA-048 is a printed Log-Periodic Dipole Array (LPDA) antenna. Optimized design techniques significantly reduce its size, making it compatible with the TinySA ULTRA+ZS406\/ZS407 spectrum analyzer.It can also be used for radio direction finding with less stringent accuracy requirements within the 1 GHz to 8.5 GHz frequency range\u003c\/li\u003e\n \u003cli\u003eWide Frequency Range: This antenna is equipped with an ultra-wide operating band of 400 MHz-8 GHz, achieving continuous coverage from low to high frequencies. It supports wide-range spectrum scanning, spatial interference investigation and on-site signal direction finding, meets the demand of wide-band RF directional reception, and adapts to most RF detection and direction finding application scenarios\u003c\/li\u003e\n \u003cli\u003eImpedance \u0026amp; VSWR Characteristics: The antenna features a nominal input impedance of 50, and its return loss will fluctuate when connected to a 50 signal source. In most frequency bands above 1 GHz, the return loss is about 10dB or lower with a corresponding VSWR of approximately 2; within the 400MHz to 1GHz band, the return loss is around 4.5dB or lower and the VSWR is about 4. The VSWR rises rapidly when the frequency drops below 400MHz\u003c\/li\u003e\n \u003cli\u003eDirection-Finding Performance: The ZA-048 Log-Periodic Dipole Array Antenna is designed for radio direction finding within the frequency range of 1 GHz to 8.5 GHz, making it suitable for applications that require moderate precision. When the antenna is held in one hand and its orientation is adjusted through body movement, it provides excellent sensitivity for locating the direction of signal sources\u003c\/li\u003e\n \u003cli\u003eStable Tripod Bracket: This LPDA antenna features a tripod support structure. The included adjustable clamp is compatible with 2.8 Inch TinySA and 4 Inch TinySA Ultra+ ZS405\/ZS406\/ZS407 models. Once installed, it creates a professional setup for RF signal direction finding. The overall structure is stable enough for stationary desktop testing, yet it is also lightweight and portable, making it easy to hold in one hand for mobile direction finding\u003c\/li\u003e\n \u003cli\u003ePortable and Compact Design: This wideband LPDA antenna is compact and easy to carry, making it ideal for outdoor mobile testing. If you need a broadband antenna that is highly compatible with your TinySA and convenient for on-the-go use, this is a great option to consider\u003c\/li\u003e\n \u003cli\u003ePackage List: 1x LPDA Antenna (400 MHz-8 GHz), 1x Lightweight Tripod Stand, 1x Adjustable Spectrum Analyzer Clamp. (TinySA ULTRA+ not included )\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-30T19:06:22+10:00","created_at":"2026-07-26T20:19:30+10:00","vendor":"Seesii","type":"Antennas","tags":["home_improvement_Aug2026"],"price":21200,"price_min":21200,"price_max":21200,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48068165763223,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B0GV48K5DV","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"SEESII ZA-048 LPDA Log-Periodic Dipole Array Antenna: 400MHz-8GHz Directional Antenna for RF Signal Direction Finding, for TinySA Ultra+ ZS406\/ZS407 Spectrum Analyzer","public_title":null,"options":["Default Title"],"price":21200,"weight":349,"compare_at_price":null,"inventory_management":"shopify","barcode":"ZA-048","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/newnestshop.com\/cdn\/shop\/files\/B0GV48K5DV.jpg?v=1785061172","\/\/newnestshop.com\/cdn\/shop\/files\/71jf0QvAiiL.jpg?v=1785061172","\/\/newnestshop.com\/cdn\/shop\/files\/716zdXOiygL.jpg?v=1785061172","\/\/newnestshop.com\/cdn\/shop\/files\/71fl49IUtmL.jpg?v=1785061172","\/\/newnestshop.com\/cdn\/shop\/files\/71syb86YF3L.jpg?v=1785061172","\/\/newnestshop.com\/cdn\/shop\/files\/71aOid5sJRL.jpg?v=1785061172","\/\/newnestshop.com\/cdn\/shop\/files\/71gJPqRWKiL.jpg?v=1785061172","\/\/newnestshop.com\/cdn\/shop\/files\/716zHea198L.jpg?v=1785061172"],"featured_image":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GV48K5DV.jpg?v=1785061172","options":["Title"],"media":[{"alt":null,"id":42456313397399,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GV48K5DV.jpg?v=1785061172"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0GV48K5DV.jpg?v=1785061172","width":1600},{"alt":null,"id":42456313430167,"position":2,"preview_image":{"aspect_ratio":0.805,"height":1500,"width":1208,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71jf0QvAiiL.jpg?v=1785061172"},"aspect_ratio":0.805,"height":1500,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71jf0QvAiiL.jpg?v=1785061172","width":1208},{"alt":null,"id":42456313462935,"position":3,"preview_image":{"aspect_ratio":0.805,"height":1500,"width":1208,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/716zdXOiygL.jpg?v=1785061172"},"aspect_ratio":0.805,"height":1500,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/716zdXOiygL.jpg?v=1785061172","width":1208},{"alt":null,"id":42456313495703,"position":4,"preview_image":{"aspect_ratio":0.805,"height":1500,"width":1208,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71fl49IUtmL.jpg?v=1785061172"},"aspect_ratio":0.805,"height":1500,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71fl49IUtmL.jpg?v=1785061172","width":1208},{"alt":null,"id":42456313528471,"position":5,"preview_image":{"aspect_ratio":0.805,"height":1500,"width":1208,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71syb86YF3L.jpg?v=1785061172"},"aspect_ratio":0.805,"height":1500,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71syb86YF3L.jpg?v=1785061172","width":1208},{"alt":null,"id":42456313561239,"position":6,"preview_image":{"aspect_ratio":0.805,"height":1500,"width":1208,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71aOid5sJRL.jpg?v=1785061172"},"aspect_ratio":0.805,"height":1500,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71aOid5sJRL.jpg?v=1785061172","width":1208},{"alt":null,"id":42456313594007,"position":7,"preview_image":{"aspect_ratio":0.805,"height":1500,"width":1208,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/71gJPqRWKiL.jpg?v=1785061172"},"aspect_ratio":0.805,"height":1500,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/71gJPqRWKiL.jpg?v=1785061172","width":1208},{"alt":null,"id":42456313626775,"position":8,"preview_image":{"aspect_ratio":0.805,"height":1500,"width":1208,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/716zHea198L.jpg?v=1785061172"},"aspect_ratio":0.805,"height":1500,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/716zHea198L.jpg?v=1785061172","width":1208}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eSEESII ZA-048 LPDA Log-Periodic Dipole Array Antenna: 400MHz-8GHz Directional Antenna for RF Signal Direction Finding, for TinySA Ultra+ ZS406\/ZS407 Spectrum Analyzer\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eZA-048 Log-Periodic Antenna: The ZA-048 is a printed Log-Periodic Dipole Array (LPDA) antenna. Optimized design techniques significantly reduce its size, making it compatible with the TinySA ULTRA+ZS406\/ZS407 spectrum analyzer.It can also be used for radio direction finding with less stringent accuracy requirements within the 1 GHz to 8.5 GHz frequency range\u003c\/li\u003e\n \u003cli\u003eWide Frequency Range: This antenna is equipped with an ultra-wide operating band of 400 MHz-8 GHz, achieving continuous coverage from low to high frequencies. It supports wide-range spectrum scanning, spatial interference investigation and on-site signal direction finding, meets the demand of wide-band RF directional reception, and adapts to most RF detection and direction finding application scenarios\u003c\/li\u003e\n \u003cli\u003eImpedance \u0026amp; VSWR Characteristics: The antenna features a nominal input impedance of 50, and its return loss will fluctuate when connected to a 50 signal source. In most frequency bands above 1 GHz, the return loss is about 10dB or lower with a corresponding VSWR of approximately 2; within the 400MHz to 1GHz band, the return loss is around 4.5dB or lower and the VSWR is about 4. The VSWR rises rapidly when the frequency drops below 400MHz\u003c\/li\u003e\n \u003cli\u003eDirection-Finding Performance: The ZA-048 Log-Periodic Dipole Array Antenna is designed for radio direction finding within the frequency range of 1 GHz to 8.5 GHz, making it suitable for applications that require moderate precision. When the antenna is held in one hand and its orientation is adjusted through body movement, it provides excellent sensitivity for locating the direction of signal sources\u003c\/li\u003e\n \u003cli\u003eStable Tripod Bracket: This LPDA antenna features a tripod support structure. The included adjustable clamp is compatible with 2.8 Inch TinySA and 4 Inch TinySA Ultra+ ZS405\/ZS406\/ZS407 models. Once installed, it creates a professional setup for RF signal direction finding. The overall structure is stable enough for stationary desktop testing, yet it is also lightweight and portable, making it easy to hold in one hand for mobile direction finding\u003c\/li\u003e\n \u003cli\u003ePortable and Compact Design: This wideband LPDA antenna is compact and easy to carry, making it ideal for outdoor mobile testing. If you need a broadband antenna that is highly compatible with your TinySA and convenient for on-the-go use, this is a great option to consider\u003c\/li\u003e\n \u003cli\u003ePackage List: 1x LPDA Antenna (400 MHz-8 GHz), 1x Lightweight Tripod Stand, 1x Adjustable Spectrum Analyzer Clamp. (TinySA ULTRA+ not included )\u003c\/li\u003e\n \u003c\/ul\u003e"}