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High-quality TV starts not only with a large screen, but also with the right cable. It is the TV cord that is responsible for whether you see the movie in a clear picture or through interference. There are two main types of such wires:
- Classic antennas (coaxial) for terrestrial and satellite signals.
- Modern HDMI for connecting set-top boxes, players, consoles.
Coaxial TV Cable: how it works
In the center there is a copper or steel core transmitting a signal. It is placed in an insulator, on top of which a foil screen and a dense braid are wound. This armor protects the signal from interference. The key parameter: the wave resistance must be exactly 75 ohms. Only with this indicator does the wire transmit a lossless television signal. Otherwise, the image will be dim or rippling.
Connectors and connection of the antenna TV cord
Just inserting a wire into the TV will not work. The most reliable option is the F-connector (screwed onto the cable). For old sockets, TV plugs ("dad") and adapters ("mom") are used. If there is a mismatch, use the adapter. The crimp connectors are mounted in a minute and provide reliable contact without soldering.
What to consider when buying an antenna cable
To make the image pleasing, pay attention to the following points:
- Screening. Look for protection from 4G/LTE interference (cell towers). Otherwise, stripes will appear on the screen when making a phone call.
- The core material. The best option is pure copper (OFC). Copper-coated steel is cheaper, but it causes large signal losses on long routes.
- Flexibility. The cable should bend easily for laying behind the baseboard, but not break when bending.
HDMI TV cords: digital and high resolution
If you want to watch videos in 4K or 8K, you need support for versions 2.0 or 2.1, respectively. High-quality models have ferrite rings at the ends - they dampen interference. Important: the longer the HDMI (more than 5-7 meters), the more difficult it is to transmit a lossless signal. For such distances, order wires with an amplifier.
Errors when buying and using a TV cord
The main problem is saving on a thin cable for satellite TV. A powerful SAT-703 is needed for the dish, otherwise the signal will disappear in bad weather. Do not place the antenna cable next to the 220 V wires, as this will cause interference. And don't bend it at an acute angle.: it breaks a vein.
Why order here
The CHIP and DIP online store offers a wide range of TV cables, from household antennas to professional SAT-703 and high-speed HDMI for 4K and 8K video. We work directly with suppliers, so you get the goods at favorable prices. Delivery is carried out to any city in Russia.
You can receive an order at our office and pick-up point in Yerevan. Delivery of goods is carried out throughout Armenia by courier and Haypost.
Order delivery to Yerevan, Gyumri, Vanadzor and more than 40 cities and towns of Armenia.
Products from the group «TV Cords» you can buy wholesale and retail.