The PTZ-46 is an electronic and mechanical assembly that is capable of controlling the pan, tilt, and zoom of a video camera. It is typically found on a motorized camera mount such as those found in security and surveillance applications. The PTZ-46 consists of a plastic housing, a stepper motor, an encoder, a gear box, a potentiometer, a control board, and a power supply. The stepper motor rotates the gear box to pan and tilt the camera, while the encoder is responsible for providing feedback in order to control the speed and accuracy of the motion. The potentiometer is used to provide feedback on the camera's orientation. The control board interprets the user's commands and sends signals to the motor to control its movements. And the power supply supplies the necessary power to operate the PTZ-46 assembly.