electronic components to receiving radio-frequency signal on green printed circuit board

air aircore blue board capacitor card choke circuit closeup coil coils component copper core design detail device diode disposal electric electrical electromagnetic electronic electrotechnical electrotechnology engineering equipment ewaste field flat frequency green high inductance induction inductor industrial industry inside layer layout macro magnetic metal module mount nobody pcb planar printed radio radiofrequency receiver recycle repair resistor service signal soldered spiral surface technical technology television throughhole transformer transistor voltage waste winding wire