In an FM stereo receiver, what is the purpose of the matrix network?
A) to filter out the L-R signal at the output of the discriminator
B) to produce separate L and R signals from the L+R and L-R signals
C) to filter out the SCA signal at the output of the discriminator
D) to filter out the L+R signal at the output of the discriminator

Question

Quizplus · Accepted Answer

The matrix network in an FM stereo receiver combines the L+R (sum) and L-R (difference) signals, which are demodulated from the stereo multiplex signal, to produce the separate left (L) and right (R) audio signals for playback.

In an FM Stereo Receiver, What Is the Purpose of the Matrix