{"product_id":"15247457","title":"High Impedance Amplifier for SDR Walkie Talkie with Small Loop \u0026 Donut Antennas - Compatible with HackRF One","description":"\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e 1 Megaohm (1MΩ)\u003cbr\u003e\n\u003cstrong\u003eOutput Impedance:\u003c\/strong\u003e 50 Ohms (50Ω)\u003cbr\u003e\n\u003cstrong\u003eGain:\u003c\/strong\u003e 0 dB\u003cbr\u003e\n\u003cstrong\u003eBandwidth:\u003c\/strong\u003e 300 MHz\u003cbr\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 5V\u003cbr\u003e\n\u003cstrong\u003eBuilt-in Battery Capacity:\u003c\/strong\u003e 800mAh\u003cbr\u003e\n\u003cstrong\u003eCharging Current:\u003c\/strong\u003e 600mA\u003cbr\u003e\n\u003cstrong\u003eOperating Time:\u003c\/strong\u003e Over 24 hours\u003cbr\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 50 x 45 x 18mm\u003cbr\u003e\n\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\n\u003col\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh Impedance Matching:\u003c\/strong\u003e This amplifier transforms high input impedance to a standard 50-ohm output impedance, ideal for impedance matching and isolation in various passive antenna reception setups, such as loop, whip, and magnetic rod antennas.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Suitable for a wide range of radio receivers and devices, including SDRs, walkie-talkies, and HackRF One. Compatible with multiple antenna types, such as Donut antennas, Mini Loops, and tuned loop antennas.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEnhanced Reception Performance:\u003c\/strong\u003e The high input impedance maximizes energy extraction from the input antenna, minimizing signal loss due to unstable input antenna impedances, thereby significantly improving reception performance.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWide Bandwidth:\u003c\/strong\u003e With a 300 MHz bandwidth, this amplifier can handle signals across a broad frequency range, making it versatile for various applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLong-lasting Operation:\u003c\/strong\u003e The 800mAh built-in battery provides extended operating time, exceeding 24 hours on a single charge, ensuring uninterrupted use during prolonged field operations.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003cbr\u003e\n\u003cul\u003e\n    \u003cli\u003e1x High Impedance Amplifier\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Evalm","offers":[{"title":"Black","offer_id":46327260709093,"sku":"7841898669572","price":14.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/7262\/8453\/files\/6f03a4f1-0150-4a54-93f3-f5a3ec6241ac_jpg.webp?v=1731543575","url":"https:\/\/evalm.com\/products\/15247457","provider":"Evalm","version":"1.0","type":"link"}