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Antenna Description:
This antenna consists of a 1:49 or 1:64 impedance transformer and approximately 20 or 40.7 meter vibrators, making it a four-band or eight-band single-ended fed shortwave antenna. It is a multi-band, multi-directional antenna. Because it is single-ended fed, it is very convenient, simple and quick to set up, and has good stealth properties, making it difficult to be detected. It is especially suitable for urban and field installations.

Multi-band end-fed half-wave antenna introduction: 

This antenna is composed of a 1:49 or 1:64 impedance converter and an approximately 20 or 40.7-meter vibrator. It is a four-band and eight-band single-end fed shortwave antenna. It is a multi-band multi-directional Because it is a single-ended antenna, it is very convenient, simple and fast to set up, and it is very invisible and difficult to be discovered. It is especially suitable for urban erection and outdoor erection.

 

 

Installation requirements:

     This antenna is designed for vertical mounting. The tension should not be too high; a slight sag is permissible. This is a multi-directional antenna; simply choose an open, unobstructed location for installation, without worrying too much about its directivity. Non-metallic ropes must be used at both ends of the antenna; metal wire ropes are not permitted, as they will affect the antenna's parameters. The antenna must be at least 3 meters away from obstacles (including walls, trees, leaves, and non-metallic objects) along its entire length. If encountering metallic objects (such as power lines, windows, or metal railings), it must be at least 5 meters away from these obstacles to achieve optimal performance. The antenna should be mounted as high as possible. It can be pulled horizontally, vertically, or diagonally. The included guy rope is estimated to last 5 years, but it is recommended to check the rope every 6 months and replace it immediately if any abnormalities are found.

Erection requirements:

     This antenna is set up as a direct pull type. The pulling force does not need to be too large and a slight drooping arc is allowed. Since it is a multi-directional antenna, you only need to choose an open and open place when erecting it without paying attention to its directional issues. Non-metallic ropes must be used at both ends of the antenna, and metal wire ropes cannot be used, otherwise the parameters of the antenna will be affected. The antenna must be kept away from obstructions (including walls, trees, leaves and non-metallic objects) for more than 3 meters within the entire length of the antenna. If it encounters metal objects (such as wires, windows, metal railings), it must be kept away from obstructions (such as wires, windows, metal railings) for more than 5 meters to achieve the ideal state. , the higher the elevation, the better. It can be pulled flat, vertically or diagonally. It is recommended to check the pull rope every 6 months and replace it in time if any problem.

 

Antenna configuration: 20 meters of 2.5 square millimeter wire, 20 meters of guy rope, 1:49 or 64 impedance converter

Operating bands: 10, 15, 20, 40 meter waves

Power handling capacity: SSB < 150W, CW < 120W, FT8 < 80W

Shipping weight: 1600g

Shipping dimensions: 20x20x10cm

JYR4010-150W end-fed shortwave antenna, four bands,

SKU: JYR4010
AU$80.00Price
Sales Tax Included |
Quantity
Only 2 left in stock
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