it free from loading by loading the DR around the outer. In both cases, the antenna exhibited excellent properties with a
wide impedance bandwidth. Moreover, an antenna with 30 Ω impedance can handle maximum power, while lowest
attenuation is there at 77 Ω impedance. 50 Ω is a compromise between power handling capability and signal loss per unit
length. However, for receive-only systems 75 Ω cable is most common. A high power transmitting stations requires
complete transmitting facilities as well as an antenna. The antenna is responsible for directing the transmitted signals. We
designed an MPA (Microstrip Patch antenna) for C-band (4GHz to 8GHz) applications with 30 Ω impedance so that as
to allow the highest signal power capability. Its RL (return loss) plot is shown below: