Examples of using Make a present in English and their translations into Danish
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Colloquial
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Official
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Medicine
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Financial
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Ecclesiastic
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Official/political
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Computer
The line of make a present of that uses broadcasting station actually line of day make a present of(50 Ω) port.
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Through the analysis above we can see, system of route of make a present of is signal of microwave much radio frequency channel is common passageway.
Amplifier of linear of make a present of carries fraction of line of coupler,
The cable of make a present of of the antenna that LpBTS is BTS,
to prevent the be struck by lightning of system of day make a present of, line of make a present of must have 3 to handle ground connection, if pursue 2.
source of close solid make a present of dish 3 bolt are fastened temporarily go up dead,
Amateur makes the point of paraboloid antenna---The relation of the radiation deflection Q of the F/D of paraboloid antenna and source of make a present of F/D(the focus that F is parabola, the caliber that D is parabola) the deflection Q with sourc.
The simplest way is wind the string of make a present of that approaches aerial feed point into about 6,
What often use in GSM900 is the line of make a present of of 7/8″, below the circumstance of 1000MHz, every 100 meters loss is 4.3dB;
General amount to half brace up child source of make a present of(the reflector after the belt) the deflection with source of helix make a present of is 100 degrees or so.
source of line of aerial make a present of are long-term,
If use 75 ω coaxial cable to make line of join make a present of, its join means needs to add up to half twists and turns brace up child 75 ω matchs commutation of 300 ω impedance and coaxial cable.
source of left make a present of coming back dish in the process, find groove.
Another kind of Balun settles way is to use coaxial cable to regard make a present of as the line directly,
Right graph is the J that with antenna of 300 ohmic TV line of flat make a present of makes extremely child aerial apply to 30W the following, abbreviation crewel J extremely child aerial.
Line of make a present of also is very important one link, line of bad make a present of can eat off a lot of signal, so the line is close friends!
so line of this make a present of is about to fly 559 meters.
two end are secured in annulus oxygen on, choose route of join make a present of as feed.
The quits demand that result of make a present of puts before is very tall,