{"product_id":"bm108-fm-broadcast-base-colinear-antenna","title":"BM108 FM Broadcast Base Colinear Antenna 88-108MHz Tunable, 4.5dBd, 270cm, 200W","description":"\u003ch2\u003eTunable 5\/8 Wave FM Broadcast Colinear for 88–108MHz\u003c\/h2\u003e\u003cp\u003eThe BM108 is a full-size 5\/8 wave colinear base antenna covering the entire FM broadcast band from 88 to 108MHz. A cutting chart is included so you can trim the antenna to your exact operating frequency for a perfect match — ideal for both licensed FM broadcast transmitters and high-quality FM receive installations. With 4.5dBd gain, 200W power handling, and three 86cm radials for a stable ground plane, it delivers a clean omnidirectional pattern suitable for personal or professional use.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTunable across the full FM broadcast band: 88–108MHz\u003c\/li\u003e\n\u003cli\u003e5\/8 wave colinear design with 4.5dBd gain\u003c\/li\u003e\n\u003cli\u003eCutting chart included for precise frequency tuning\u003c\/li\u003e\n\u003cli\u003e200W power handling\u003c\/li\u003e\n\u003cli\u003eVSWR: 1.5:1 or better (after tuning)\u003c\/li\u003e\n\u003cli\u003e3× 86cm radials included for ground plane\u003c\/li\u003e\n\u003cli\u003eSO-239 socket connection\u003c\/li\u003e\n\u003cli\u003eOverall length: 270cm\u003c\/li\u003e\n\u003cli\u003eSuitable for transmit or receive, personal or professional use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eType: 5\/8 wave colinear\u003c\/li\u003e\n\u003cli\u003eFrequency: 88–108MHz (tunable)\u003c\/li\u003e\n\u003cli\u003eGain: 4.5dBd\u003c\/li\u003e\n\u003cli\u003eVSWR: 1.5:1 or better\u003c\/li\u003e\n\u003cli\u003eMaximum Power: 200W\u003c\/li\u003e\n\u003cli\u003eConnection: SO-239 socket\u003c\/li\u003e\n\u003cli\u003eRadials: 3× 86cm\u003c\/li\u003e\n\u003cli\u003eLength: 270cm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sharman","offers":[{"title":"Default Title","offer_id":57669361369432,"sku":"MOON-11-2201x","price":69.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/8753\/5192\/files\/11-2201-1.jpg?v=1783525085","url":"https:\/\/kamsat.co.uk\/products\/bm108-fm-broadcast-base-colinear-antenna","provider":"Kamsat","version":"1.0","type":"link"}