FLAMESER K-721 three band shortwave HF short wave HAM multiband communication antenna

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27 Nov 2017
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K-721 three band shortwave antenna HF short wave communication HAM multiband communication antenna



K-721 for 7M 14M 21M three band short wave antenna, is base station antenna, also can be used for field set antenna, inverted V shape erection. I have set up many years of use, has numerous communications HAM! The efficiency can be matched with the diamond V antenna PK.. The 10 meter glass fiber reinforced plastic telescopic rod can be quickly erected. In actual use, the three wave band standing wave can be adjusted to 1. 2 below, is a very easy to set up a multi band antenna.

Main parameters: 7M, 14M, 21M, three wave band standing wave 1. 5 "SSB PEP 500W tolerance power total length of about 10 meters, the vibrator is a national standard of high quality 4 square 19 core BVR strands of ultra soft copper cable material tensile capacity! Three bands all natural resonance, do not need to use with the days of tune. Screws are 304 stainless steel screws, Barron full waterproof the structure can be long-term outdoor erection.
All attachments:
Main accessories: K-50MV Barron one; vibrator 6; adjustment line must be 6; coil 4; insulation board three; strengthen the tension board four pieces, pull rope buckle 2, Barron U type fixed clamp 2.
Temporary erection of K-721 short wave communication antenna:
K-50MV is dedicated to the design of K series multi band antenna for Baron (non hollow balun), the purpose is to let the antenna to achieve the best matching impedance closest to 50 ohm minimum balun with standing wave, the method of load connected to the 50 ohm resistor is not measured out the correct parameters,
Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
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N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller ServiceOn-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).