{"product_id":"ultratenna-60","title":"ULTRAtenna 60","description":"\u003ch3 data-section-id=\"utbt90\" data-start=\"120\" data-end=\"205\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"124\" data-end=\"205\"\u003eChannel Master CM-4221HD ULTRAtenna 60 – Outdoor HDTV Antenna (60 Mile Range)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"207\" data-end=\"449\"\u003eHigh-performance outdoor TV antenna designed for reliable long-range reception of over-the-air HD channels. The CM-4221HD features a compact 4-bay design with wide signal coverage, making it ideal for suburban and medium-distance rural areas.\u003c\/p\u003e\n\u003chr data-start=\"451\" data-end=\"454\"\u003e\n\u003ch3 data-section-id=\"3mucn6\" data-start=\"456\" data-end=\"478\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"460\" data-end=\"478\"\u003e✔ Key Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"479\" data-end=\"1164\"\u003e✔ \u003cstrong data-start=\"481\" data-end=\"514\"\u003eUp to 60-mile reception range\u003c\/strong\u003e for strong signal coverage \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"579\" data-end=\"582\"\u003e✔ \u003cstrong data-start=\"584\" data-end=\"623\"\u003eMulti-directional (180° beam width)\u003c\/strong\u003e – no rotor required \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"681\" data-end=\"684\"\u003e✔ Receives \u003cstrong data-start=\"695\" data-end=\"724\"\u003eUHF and High VHF channels\u003c\/strong\u003e for full coverage \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"780\" data-end=\"783\"\u003e✔ 4-bay phased array design for enhanced signal gain \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"873\" data-end=\"876\"\u003e✔ Built-in reflectors reduce interference and improve reception \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"977\" data-end=\"980\"\u003e✔ Durable construction for outdoor use in harsh weather \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1073\" data-end=\"1076\"\u003e✔ Supports \u003cstrong data-start=\"1087\" data-end=\"1124\"\u003eHDTV, 4K, and ATSC 3.0 broadcasts\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1166\" data-end=\"1169\"\u003e\n\u003ch3 data-section-id=\"kt8i5o\" data-start=\"1171\" data-end=\"1196\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1175\" data-end=\"1196\"\u003e🔹 Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1197\" data-end=\"1676\"\u003e🔹 Model: CM-4221HD\u003cbr data-start=\"1216\" data-end=\"1219\"\u003e🔹 Frequency Range: VHF (174–216 MHz), UHF (470–700 MHz) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1313\" data-end=\"1316\"\u003e🔹 Range: Up to 60 miles (environment dependent) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1402\" data-end=\"1405\"\u003e🔹 Gain:\u003cbr data-start=\"1413\" data-end=\"1416\"\u003e • VHF: ~3.5 dB\u003cbr data-start=\"1431\" data-end=\"1434\"\u003e • UHF: ~10 dB \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1486\" data-end=\"1489\"\u003e🔹 Impedance: 75 Ohm\u003cbr data-start=\"1509\" data-end=\"1512\"\u003e🔹 Connector: F-Type coaxial\u003cbr data-start=\"1540\" data-end=\"1543\"\u003e🔹 Size: Approx. 36\" × 25\" × 5\" \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1614\" data-end=\"1617\"\u003e🔹 Weight: ~5 lbs \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1678\" data-end=\"1681\"\u003e\n\u003ch3 data-section-id=\"w431nv\" data-start=\"1683\" data-end=\"1705\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1687\" data-end=\"1705\"\u003e➤ Applications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1706\" data-end=\"1856\"\u003e➤ Free over-the-air HDTV reception\u003cbr data-start=\"1740\" data-end=\"1743\"\u003e➤ Cord-cutting (no cable bills)\u003cbr data-start=\"1774\" data-end=\"1777\"\u003e➤ Suburban and moderate rural installations\u003cbr data-start=\"1820\" data-end=\"1823\"\u003e➤ Roof, attic, or mast mounting\u003c\/p\u003e\n\u003chr data-start=\"1858\" data-end=\"1861\"\u003e\n\u003ch3 data-section-id=\"1nrtax1\" data-start=\"1863\" data-end=\"1878\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1867\" data-end=\"1878\"\u003e⚠ Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1879\" data-end=\"2094\"\u003e⚠ Mast, coax cable, and amplifier \u003cstrong data-start=\"1913\" data-end=\"1929\"\u003enot included\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1969\" data-end=\"1972\"\u003e⚠ Performance depends on terrain, buildings, and tower distance\u003cbr data-start=\"2035\" data-end=\"2038\"\u003e⚠ For weak signals, a \u003cstrong data-start=\"2060\" data-end=\"2092\"\u003epre-amplifier is recommended\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"2096\" data-end=\"2099\"\u003e\n\u003ch3 data-section-id=\"vem3bc\" data-start=\"2101\" data-end=\"2128\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2105\" data-end=\"2128\"\u003e📦 Package Includes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2129\" data-end=\"2258\"\u003e✔ 1 × CM-4221HD Antenna\u003cbr data-start=\"2152\" data-end=\"2155\"\u003e✔ Mounting hardware (U-bolts, bracket)\u003cbr data-start=\"2193\" data-end=\"2196\"\u003e✔ Installation guide \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Alpha 3D Lab","offers":[{"title":"Default Title","offer_id":51879319732504,"sku":"CM-4221HD","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/6901\/3784\/files\/4221HD_On_Mast_Angle_View-1350x1000.webp?v=1774873567","url":"https:\/\/alpha3dlab.com\/products\/ultratenna-60","provider":"Alpha 3D Lab","version":"1.0","type":"link"}