不像对数 我搜索没找到相同的
从上边数第六和7节 前边是长管 后边还挡着一截短管
天线名称
digitel engineered for digital vhf wideband antenna
有请无线电&英语仙人赐教
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digitel engineered for digital vhf wideband antenna
suitable for digital and analogue reception
printed circuit board baluns to provide optimal impedance matching across the frequency range and superior mechanical characteristics means maximum signal transfer.
f type connections for better shielding and more reliable connections.
heavy duty construction for extra strength.
rectangular galvanised steel boom construction provides excellent element alignment.
powder coated boom for longer life and improved aesthetics.
uv stable plastics for durability under harsh australian weather conditions.
australian design and manufacture.
continuous coverage throughout the fm band.
dl1 6 elements, prime signal antenna
dl2 8 elements, outer prime signal antenna
dl3 9 elements, inner fringe signal antenna
dl4 (shown) 11 elements, fringe signal antenna
