Snazzy Balun Lets Ham Use Off-The-Shelf Coax | Hackaday
Amazon.com: HYS 433Mhz 3dbi Omni Antenna 50 Ohm GSM Aerial W/3M(9.8ft) RG58 Coaxial Cable SMA Male Plug and Mounting Bracket : Electronics
50 ohm vs 75 ohm conversion
A resistor of 50 ohm, an inductor of (20//pi) H and a capacitor of (5//pi) mu F are connected in series to an a.c. source 230 V, 50 Hz. Find the current