...dust, lint, and fibers; and dripping or splashing liquids. Protection against oil and coolant seepage is also a prerequisite for NEMA 12. • NEMA 4X • cabinets are weather-proof enclosures suitable for indoor or outdoor applications offering ...

...cable or via light over fibre lines. The antenna acts as a radiator and transmits waves through the air, just like radio and TV stations. Antennas also receive the waves from the air and transport them to the receiver, which is a radio, TV, or in th...