A car stereo working at stabilized voltage supply of 9 v DC and has a zener diode of 9V, 0.25W. But the voltage supply inside the car is 12V DC.Draw a circuit diagram of voltage regulation to help the boy.

A car stereo working at stabilized voltage supply of 9 v DC and has a zener diode of 9V, 0.25W. But the voltage supply inside the car is 12V DC.Which device is essential for circuit diagram? Find the value of that device.

A car stereo working at stabilized voltage supply of 9 v DC and has a zener diode of 9V, 0.25W. But the voltage supply inside the car is 12V DC.Which mode of bias will you suggest to connect zener diode voltage regulator?

Draw the circuit diagram where a zener diode is used as a direct voltage regulator