Home » Interference and Filtering » 7 » b A neighbour's stereo system is suffering RF break-through. One possible cure is to:   a.   put a ferrite bead on the transmitter output lead   b.   put a capacitor across the transmitter output   c.   use open-wire feeders to the antenna   d.   use screened wire for the loudspeaker leads Your answer "b" is not correct. "d" is the right answer. Next