Take note and Tune in

Take note verb - Observe with care or pay close attention to.

Tune in and take note are semantically related. In some cases you can use "Tune in" instead a verb phrase "Take note".

Tune in verb - Regulate (a radio or television set) in order to receive a certain station or program.

Take note and tune in are semantically related. Sometimes you can use "Take note" instead a verb "Tune in".