Microstripe transmission line calucation

[gaffarnazari@yahoo.com]

Hi to all.I want design pcb for 2GHZ to 2.5 GHZ.HOW can I provide 50 Ω for my pcb?
w=.24mm er=3.48 h=.8mm T=78µm

 

[reidintransit]

txline is a free calculator that can solve this and is quite accurate. https://www.awrcorp.com/products/optional-products/tx-line-transmission-line-calculator
For given F, Er, H and T for 50 ohms set w = 1.74mm. The width you gave has a characteristic impedance of 114.7ohms