PCM

[kirtimayee.panda]

Can you provide the circuit diagram

Transmit two signals of frequencies 1 kHz and 2 kHz through a PCM system using multiplexing technique.

 

[BradtheRad]

Simple textbook method to pass or halt a digital signal...
Plain AND gate: Pull one input high when you wish to pass the other input.

Add a second gating system if you need to choose either of two signals.

Circuit diagram:

 

[aliarifat794]

Here are some links that may help:

[Solved] What multiplexing method do the CODECs use to transmit two P

CODEC A device that can simultaneously perform the analog-to-digital conversion (encoding) and digital-to-analog conversion (decoding). Time Division Multiple

testbook.com

https://www.sciencedirect.com/topics/earth-and-planetary-sciences/pulse-code-modulation