{"title":"Marine CB Antennas","description":"\u003ch2\u003eStay Connected Offshore with Durable Marine CB Antennas\u003c\/h2\u003e\n\u003cp\u003eWhether you're coordinating with fellow boaters, monitoring channels, or keeping in touch with shore-based operations, clear communication starts with a high-quality \u003cstrong\u003emarine CB antenna\u003c\/strong\u003e. At Bottom Line Discount Marine, we carry a curated selection of rugged, high-performance \u003cstrong\u003emarine CB antennas\u003c\/strong\u003e designed for reliable transmission and reception—even in challenging offshore environments. Built to handle salt, sun, and spray, these antennas keep your signal strong when you need it most.\u003c\/p\u003e\n\u003ch2\u003eHigh-Performance CB Antennas for Marine Use\u003c\/h2\u003e\n\u003cp\u003eOur \u003cstrong\u003emarine CB radio antennas\u003c\/strong\u003e are specifically engineered for life on the water. With enhanced signal range, minimal interference, and durable construction, they deliver the clarity you expect from professional-grade communication equipment. Whether you're cruising coastal waters, running offshore routes, or operating on a commercial vessel, a dependable \u003cstrong\u003emarine CB antenna\u003c\/strong\u003e ensures you’re heard loud and clear across channels.\u003c\/p\u003e\n\u003cp\u003eChoose from fiberglass, stainless steel, or whip-style designs in various lengths and mounting styles. These antennas are compatible with most marine CB radios and are ideal for installations on center consoles, hardtops, rails, or radar arches. With waterproof connections and UV-resistant coatings, our antennas provide lasting performance no matter the weather.\u003c\/p\u003e\n\u003ch2\u003eSimple Installation with Marine-Grade Durability\u003c\/h2\u003e\n\u003cp\u003eEach \u003cstrong\u003emarine CB antenna\u003c\/strong\u003e in our collection comes ready for quick installation, with standard thread bases and optional mounting brackets. Whether you're outfitting a new vessel or upgrading your current setup, we offer mounting solutions that make positioning easy—maximizing both coverage and safety. Pair your antenna with a compatible CB radio and coaxial cable for a complete communication system that performs under pressure.\u003c\/p\u003e\n\u003cp\u003eOur antennas also feature optimized tuning for marine frequencies, helping to reduce static and boost signal clarity. So whether you're transmitting emergency updates or chatting with nearby vessels, your messages come through reliably and without distortion.\u003c\/p\u003e\n\u003ch2\u003eCommunication That Supports a Cause\u003c\/h2\u003e\n\u003cp\u003eAt Bottom Line Discount Marine, every \u003cstrong\u003emarine CB antenna\u003c\/strong\u003e purchase does more than improve your onboard communication—it helps support life-changing marine programs. We proudly donate a portion of every sale to Rifles to Rods, The Fishing Academy, and Reeling in Serenity—organizations that use fishing and boating to heal, teach, and empower veterans, children, and those in recovery.\u003c\/p\u003e\n\u003cp\u003eExplore our full selection of \u003cstrong\u003emarine CB antennas\u003c\/strong\u003e today and equip your vessel with the communication tools you need—built tough, easy to install, and backed by a mission that matters. With fast shipping, expert support, and gear you can trust, Bottom Line Discount Marine is your go-to source for reliable marine communication solutions.\u003c\/p\u003e","products":[{"product_id":"digital-528-vb-4-black-vhf-antenna","title":"Digital 528-vb 4' Black Vhf Antenna - 528-VB","description":"\u003cp\u003eVoted the best 4' VHF antenna by PowerBoat Reports! The shorter length, standard mounting and excellent range makes it ideal for smaller boats, high speed boats and sail boats.\u003c\/p\u003e \u003cul class=\" wtul\u0026gt; \u0026lt;li\u0026gt;Stainless steel ferrule \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;High-gloss urethane finish \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Powerful brass radiators \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Soldered connections \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Ferrite choke bead \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;15' of our exclusive low loss, UV stable RG-8X marine cable \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Factory installed mini-UHF connector \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Mounts 1\" threaded base\u003e \u003cli\u003eMax Input Power = 250 Watts \u003c\/li\u003e \u003cli\u003eVSWR = 1.2:1 @ 156.8 \u003c\/li\u003e \u003cli\u003eBandwidth VSWR \u0026lt; 2.0:1 = 4 MHz \u003c\/li\u003e \u003cli\u003eMatching Cellular Antennas:\u003c\/li\u003e \u003cli\u003e563-CW: 4' White 9dB Gain\u003c\/li\u003e \u003cli\u003e563-CB: 4' Black 9dB Gain\u003c\/li\u003e \u003cli\u003eMatching AM\/FM Antennas:\u003c\/li\u003e \u003cli\u003e531-AW: 4' White\u003c\/li\u003e \u003cli\u003e531-AB: 4' Black\u003c\/li\u003e \u003c\/ul\u003e","brand":"Digital Antenna","offers":[{"title":"Default Title","offer_id":44732534587700,"sku":"DIG528VB","price":255.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/0575\/7748\/files\/4110223_9f8ec2d9-fc2c-478d-ac62-b7133761ea2a.jpg?v=1725028255"},{"product_id":"digital-528-vw-4-white-vhf-antenna","title":"Digital 528-vw 4' White Vhf Antenna - 528-VW","description":"\u003cp\u003eVoted the best 4' VHF antenna by PowerBoat Reports! The shorter length, standard mounting and excellent range makes it ideal for smaller boats, high speed boats and sail boats.\u003c\/p\u003e \u003cul class=\" wtul\u0026gt; \u0026lt;li\u0026gt;Stainless steel ferrule \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;High-gloss urethane finish \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Powerful brass radiators \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Soldered connections \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Ferrite choke bead \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;15' of our exclusive low loss, UV stable RG-8X marine cable \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Factory installed mini-UHF connector \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Mounts 1\" threaded base\u003e \u003cli\u003eMax Input Power = 250 Watts \u003c\/li\u003e \u003cli\u003eVSWR = 1.2:1 @ 156.8 \u003c\/li\u003e \u003cli\u003eBandwidth VSWR \u0026lt; 2.0:1 = 4 MHz \u003c\/li\u003e \u003cli\u003eMatching Cellular Antennas:\u003c\/li\u003e \u003cli\u003e563-CW: 4' White 9dB Gain\u003c\/li\u003e \u003cli\u003e563-CB: 4' Black 9dB Gain\u003c\/li\u003e \u003cli\u003eMatching AM\/FM Antennas:\u003c\/li\u003e \u003cli\u003e531-AW: 4' White\u003c\/li\u003e \u003cli\u003e531-AB: 4' Black\u003c\/li\u003e \u003c\/ul\u003e","brand":"Digital Antenna","offers":[{"title":"Default Title","offer_id":44732537471284,"sku":"DIG528VW","price":225.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/0575\/7748\/files\/4110224_916f479f-1cf3-4f8c-96c4-9fc6653e01f1.jpg?v=1725028261"},{"product_id":"shakespeare-5223xt-8-cb-antenna-tuneable-w-20-cable","title":"Shakespeare 5223xt 8' Cb Antenna Tuneable W\/20' Cable - 5223-XT","description":"\u003cp\u003eGalaxy Style 5223-XT \u003cbr\u003e 8 ft. (2.43 M) CB Marine \u003cbr\u003e Continuous-load, end-fed   -wave\u003cbr\u003e \u003cbr\u003e A tuneable, easily installed CB antenna for top performance in demanding situations. Connector is supplied but not installed, so only a 3\/8in hole is required for passage of the cable. Coax length can be altered on this antenna.\u003cbr\u003e \u003cbr\u003e Stainless Steel ferrule with standard 1-inch 14-thread\u003cbr\u003e Includes 20ft RG-8\/X cable, which can be cut to size, and a PL-259 connector\u003cbr\u003e Suggested mount: Shakespeare Style 4187 Ratchet Mount, or use a 410 Mounting Kit and a 5228 Extension Mast (each sold separately) to form a 16' antenna system\u003cbr\u003e Frequency: 27 MHz Citizens Band\u003cbr\u003e One section\u003cbr\u003e Twin to: Shakespeare Style 5225-XT \u003cbr\u003e Suggested mount(s): 4187 409-R\u003cbr\u003e \u003cbr\u003e Galaxy 5223-XT Specifications \u003cbr\u003e Band: CB Marine \u003cbr\u003e Max. Input Power: 25 watts \u003cbr\u003e SWR: 1.5:1 or less at Channel 19 \u003cbr\u003e Bandwidth: 440 kHz within 2.0:1 VSWR \u003cbr\u003e Ferrule: Stainless steel \u003cbr\u003e Coax Supplied: 20 ft of RG-8\/X \u003cbr\u003e Connector Supplied: PL-259, not attached \u003cbr\u003e Color\/finish: Galaxy White \u003cbr\u003e DC Ground: DC Grounded - The antenna will read shorted on continuity test. \u003c\/p\u003e","brand":"Shakespeare","offers":[{"title":"Default Title","offer_id":46202847953204,"sku":"SHA5223XT","price":202.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/0575\/7748\/products\/shakespeare-5223xt-8-cb-antenna-tuneable-w20-cable-652193.jpg?v=1692318400"},{"product_id":"digital-567-cb-8-dual-band-cellular-antenna-black","title":"Digital 567-cb 8' Dual Band Cellular Antenna Black - 567-CB","description":"\u003cp\u003eExcellent range and communication for analog and digital cell phones. \u003c\/p\u003e \u003cul class=\" wtul\u0026gt; \u0026lt;li\u0026gt;Stainless steel ferrule \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;High-gloss urethane finish \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Powerful brass radiators \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Soldered connections \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Ferrite choke bead \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;20' of our exclusive low loss, UV stable RG-8X marine cable \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Factory installed mini-UHF connector \u0026lt;\/li\u0026gt; \u0026lt;li\u0026gt;Mounts 1\" threaded base\u003e \u003cli\u003eDouble male mini-UHF connector included \u003c\/li\u003e \u003cli\u003eMax Input Power = 250 Watts \u003c\/li\u003e \u003cli\u003eMade to use with all cellular systems: CDMA, TDMA, PCS, GSM, DCS, iDEN and AMPS. Compatible with all analog, digital, dual band and tri-mode phones.\u003c\/li\u003e \u003c\/ul\u003e","brand":"Digital Antenna","offers":[{"title":"Default Title","offer_id":47818767106356,"sku":"DIG567CB","price":335.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/0575\/7748\/products\/digital-567-cb-8-dual-band-cellular-antenna-black-154978.jpg?v=1709959377"},{"product_id":"am-fm-antenna-8-black-w-cable","title":"Am\/fm Antenna 8' Black W\/cable - 538-AB-S","description":"\u003cp\u003eAM\/ FM; 8 Foot Length; 9 dB Gain; 50 Ohm Impedance; 250 Watt Input Power; Soldered Connection; 1 Inch To 14 Threaded Base Mount; Tapered Design; Omni-Directional; For Use With 529-VW\/ 529-VB 8 Foot VHF Radio Antenna And 567-CW\/ 567-CB 8 Foot Cellular Antenna; High Gloss Urethane Finish; Black; Used In Speedboats\/ T-Tops\/ Radar Arches\/ Commercial Vessels; With 15 Foot RG-8X Marine Cable\u003c\/p\u003e","brand":"Digital Antenna","offers":[{"title":"Default Title","offer_id":48257295483188,"sku":"DGA538ABS","price":379.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/0575\/7748\/files\/ImageServerAPI_e5998e1c-b854-4a42-9fc9-35c63868c4c8.png?v=1727604223"}],"url":"https:\/\/bldmarine.com\/collections\/marine-cb-antennas.oembed","provider":"BLDMarine","version":"1.0","type":"link"}