{"product_id":"comet-gp-1-dual-band-146-446-mhz-fiberglass-base-antenna-compact","title":"Comet GP-1 Dual Band 146\/446 MHz Fiberglass Base Antenna - Compact","description":"\u003cp\u003eIn this review the Comet GP-1 Dual-Band base antenna is evaluated for small-station VHF\/UHF use and for operators who need a compact, heavy-duty antenna with measurable gain. The bottom line: this antenna is for hams and two-way radio users who want reliable performance from a short, weatherproof package. Its main selling point is a one-piece UV-stabilized fiberglass radome paired with respectable gain on both 2 m and 70 cm bands, making it a practical choice for attic, mast, or light tower mounting where space and durability matter.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-band coverage:\u003c\/strong\u003e Works across 144-148 MHz and 442-450 MHz so users can run both 2 m and 70 cm without swapping antennas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasured gain:\u003c\/strong\u003e Provides about 3.0 dBi on 146 MHz and 6.0 dBi on 446 MHz for improved signal reach compared with a simple whip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact form factor:\u003c\/strong\u003e At just over 4 ft tall the antenna fits attic, closet, or low-mast installations where taller bases are impractical.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh power rating:\u003c\/strong\u003e Handles up to 200 watts SSB and 100 watts FM, letting operators use higher-power base radios safely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust construction:\u003c\/strong\u003e One-piece heavy-duty fiberglass radome with aluminum and stainless steel mount hardware resists weather and simplifies mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard connector:\u003c\/strong\u003e SO-239 feedpoint makes hookup straightforward for common coax and PL-259 fittings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Comet GP-1 is aimed at amateur radio operators, small base stations and two-way radio users who need a compact, durable base antenna with genuine dual-band capability. It is especially useful when installation height is limited or when a low-visual-impact outdoor antenna is required.\u003c\/p\u003e\n\u003cp\u003eOperators who need extreme directional gain, rooftop peak performance, or a dedicated single-band high-gain array should look elsewhere; the GP-1 favors compactness and convenience over large-scale gain or directional properties.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSolid dual-band performance with clear gains on both 2 m and 70 cm for everyday use.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty fiberglass radome and stainless hardware promise long outdoor life with minimal maintenance.\u003c\/li\u003e\n\u003cli\u003eShort length keeps installation simple in attics, small yards, or on short masts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot a high-gain directional antenna, so it cannot replace multi-element yagis for long-distance weak-signal work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBand Coverage\u003c\/td\u003e\n\u003ctd\u003e144-148 MHz, 442-450 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGain\u003c\/td\u003e\n\u003ctd\u003e3.0 dBi @146 MHz; 6.0 dBi @446 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVSWR\u003c\/td\u003e\n\u003ctd\u003e1.51 or less\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Rating\u003c\/td\u003e\n\u003ctd\u003e200 W SSB \/ 100 W FM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e4 ft 2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2 lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eSO-239\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Comet GP-1 is a practical, well-built dual-band base antenna for hams and two-way radio users who need reliable VHF\/UHF coverage from a short, weatherproof package. Its combination of modest gain, high power handling and compact size makes it good value for limited-space installations and everyday base-station use.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this antenna be mounted indoors in an attic?\u003c\/strong\u003e\u003cbr\u003eYes; its 4 ft 2 in height and light 2 lb weight make attic or closet installation feasible while still providing dual-band performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat connector is used for the feedline?\u003c\/strong\u003e\u003cbr\u003eThe antenna uses an SO-239 connector compatible with standard PL-259 coax terminations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much transmit power can it handle?\u003c\/strong\u003e\u003cbr\u003eIt is rated up to 200 watts SSB and 100 watts FM, suitable for most base radios within those limits.\u003c\/p\u003e","brand":"Comet","offers":[{"title":"Default Title","offer_id":48641501135067,"sku":"B00HSQY4OW","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/21EHtWTR3tL.__AC_SX300_SY300_QL70_FMwebp.webp?v=1778723081","url":"https:\/\/gearmusthave.com\/products\/comet-gp-1-dual-band-146-446-mhz-fiberglass-base-antenna-compact","provider":"GearMustHave","version":"1.0","type":"link"}