how to make yagi antenna for tv
Yagi antenna is Japanese invention, by the director, while (down feed TV signal, divided into X type and flat type, impedance 75 and 300 Ohm), reflector, composed of three units, at least the unit more, the stronger the signal gain. Multiple cell arrays can be made. Having a strong directionality. It was widely used before cable television appeared.
Modern TV antenna, Yagi antenna is based on the modification, with strong signal amplifier gain.