{"product_id":"high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-antenna-5v-600ma-for-hackrf-one-for-sdr-walkie-talkie","title":"High Impedance Amplifier Small Loop Antenna 1Hz-300MHz Doughnut Short Wave Antenna 5V 600mA for HackRF One for SDR Walkie Talkie","description":"\u003csection data-tufzen-geo-summary=\"v1\" class=\"tufzen-product-summary\"\u003e\u003ch2\u003eProduct Summary\u003c\/h2\u003e\n\u003cp\u003eHigh Impedance Amplifier Small Loop Antenna 1Hz-300MHz Doughnut Short Wave Antenna 5V 600mA is a RF wireless product selected for wireless communication, antenna experiments and radio signal workflows. It is suitable for radio users, SDR experimenters and wireless project builders who need practical electronics hardware for reliable project work.\u003c\/p\u003e\n\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ewireless communication, antenna experiments and radio signal workflows\u003c\/li\u003e\n\u003cli\u003eSDR receivers, LoRa modules, antennas and RF test setups\u003c\/li\u003e\n\u003cli\u003eElectronics testing, repair, prototyping and maker workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWho is this product for?\u003c\/strong\u003e It is intended for radio users, SDR experimenters and wireless project builders.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check before buying?\u003c\/strong\u003e Review the product options, specifications, included accessories and compatibility details on this page.\u003c\/p\u003e\u003c\/section\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv align=\"center\" style=\"text-align: center;\"\u003e\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-1.webp?v=1779198466\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid rgb(174, 174, 174); padding: 15px;\"\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003eHigh Impedance Amplifier Donut SW AM Antenna 1Hz-300MHz Doughnut Short Wave Antenna 5V 600mA for Built-In 600mah Battery for SDR Walkie Talkie\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e\u003cstrong\u003e1. Impedance Conversion and Matching:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e The high impedance amplifier serves as an impedance conversion device, allowing you to convert higher impedances into standard 50 ohms, thereby achieving impedance matching and isolation.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e\u003cstrong\u003e2. Enhanced Reception Performance:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e With its higher input impedance, the amplifier maximizes energy acquisition from the input antenna, reducing signal energy loss caused by unstable input antenna impedance. This significantly improves reception performance.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e\u003cstrong\u003e3. Direct Connection to Resonant Antennas: \u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003eThanks to its compatibility with LC resonant circuits, this amplifier can be directly connected to resonant antennas, allowing direct energy extraction from these antennas. This results in higher gain and selective frequency characteristics.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e\u003cstrong\u003e4. Reliable and Stable Performance:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e Crafted with a focus on quaquality, this high impedance amplifier ensures reliable and stable performance, meeting the demands of professional users.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e\u003cstrong\u003e5. Easy Installation and Use: \u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003eThis high impedance amplifier is designed for easy installation and use. With clear instructions and a user-friendly interface, it is suitable for both beginners and experienced users.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003eOrigin: Mainland China\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: black; font-size: 12px; font-family: inherit;\"\u003eCertification: CE\u003c\/span\u003e\u003cbr\u003eInput impedance: 1M ohm\u003cbr\u003eOutput impedance: 50 ohm\u003cbr\u003eGain: 0dB\u003cbr\u003eBandwidth: 300MHz\u003cbr\u003eCharging voltage: 5V\u003cbr\u003eBuilt-in battery capacity: 600mAH\u003c\/div\u003e\n\u003cp\u003eCharging current: 600mA\u003c\/p\u003e\n\u003cdiv\u003eWorking hours:\u0026gt;24H\u003cbr\u003eMaterial: ABS+PC\u003cbr\u003eProduct size: about 49.00x45.00x19.00mm (1.93x1.77x0.75inch)\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-family: inherit; font-size: 12px; color: black;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cbr\u003eDue to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!\u003cbr\u003ePlease allow 1-2cm measuring deviation due to manual measurement.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003ePackages:\u003cbr\u003e1 X High Impedance Amplifier\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv align=\"center\" style=\"text-align: center;\"\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv align=\"center\" style=\"text-align: center;\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv align=\"center\" style=\"text-align: center;\"\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-2.webp?v=1779198466\" width=\"798px\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-3.webp?v=1779198466\" width=\"798px\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-4.webp?v=1779198466\" width=\"798px\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-5.webp?v=1779198466\" width=\"798px\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-6.webp?v=1779198466\" width=\"798px\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-7.webp?v=1779198466\" width=\"798px\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-8.webp?v=1779198466\" width=\"798px\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-anten-9.webp?v=1779198466\" width=\"798px\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003c\/p\u003e","brand":"TUFZEN RF","offers":[{"title":"StyleA","offer_id":47117210648834,"sku":"12000045995674669","price":18.99,"currency_code":"USD","in_stock":true},{"title":"StyleB","offer_id":47117210681602,"sku":"12000045995674670","price":32.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/S512980cc4ed04aed9dd7d7f30bf5eb40r.webp?v=1765267125","url":"https:\/\/proengi.com\/products\/high-impedance-amplifier-small-loop-antenna-1hz-300mhz-doughnut-short-wave-antenna-5v-600ma-for-hackrf-one-for-sdr-walkie-talkie","provider":"PROENGI","version":"1.0","type":"link"}