Pull the cable from the antenna socket to the satellite dish

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The signal from the satellite dish to the antenna socket in the room can still only be transmitted by cable. The installation should be an easy exercise for the do-it-yourselfer if he follows a few guidelines.

Old walls with young technology
Old walls with young technology

What you need:

  • Low loss coaxial cable
  • Cable clamps
  • knife
  • screwdriver
  • hammer

Which cable is suitable?

  • The specialist and accessories trade offers a wide range of coaxial cables. It is better not to save when buying, so that the strongest possible signal reaches your television set that is not from the cable is hindered in transit. Satellite reception requires a better quality cable than other types of reception because the frequencies here are higher.
  • You can recognize a really good cable by its large diameter and attenuation value. The lower it is, the less conduction losses the cable produces. Good values ​​start at 30 dB (decibel) downwards (at 2 GHz per 100 m). Just as important is the value for reliable shielding against interfering signals from the environment. Here the value 90 dB should be used as a recommendation.
  • Adhere to the stripping measurements at the end of the cable. Carefully cut off the insulation so that none of the shielding copper wires are damaged. Soul and shielding must not touch!

The antenna socket as a source of interference

  • When shopping, pay attention to the technical parameters indicated on the packaging. Reach for the antenna socket that has the best ratio between price and attenuation. There are antenna sockets for surface and flush mounting. The clamping device should be made of high quality material.
  • The cable feed through the wall must consist of an empty pipe into which the coaxial cable is then pulled. In this way, an unsuitable cable can be replaced with little effort. In the apartment, preferably place a cable under the rubbing strip, as far as possible.
  • Which antenna cable is for what?

    There are a large number of antenna cables. Many are in business and ask ...

  • If you have to run your satellite cable through the window, the accessory trade offers special components that make drilling or chiselling superfluous. But this is always only an emergency solution, which is afflicted with increased attenuation and other disturbances.

Work carefully on the satellite dish

  • As with other connecting parts, when connecting the LNB to the satellite dish, you should make sure that there is no short circuit between the inner conductor and the shield. Let the cable come down in a loop. No water may enter the junction box.
  • Don't make bends that are too tight. There is a minimum radius for each cable, which must not be undercut. Line losses are then inevitable, and weather resistance also suffers due to cracks in the sheathing.
  • Fasten the cable firmly so that it cannot be moved by the wind. Choose the shortest route possible, between satellite dish and antenna socket. The cable is insensitive to all building materials on which it comes to rest. It is also possible for an electrician to pull it into a cable duct.

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