This is a projector that can be set up to display images as either a front or rear projector depending upon installation requirements. A video display device, using three CRT tubes mounted inside a cabinet, that projects its image off a mirror onto a screen mounted at the cabinet front. A feature for recording that allows the user to adjust how loud the signal going on the tape will be. A signal that is too soft can be noisy and one that is too loud can distort the sound. The ability to replace the arm that holds the cartridge for a turntable.
Most experts agree that the choice of tone arm has a dramatic effect on the quality of the sound.
In a television or a video component, resolution determines the amount of visible information available and is measured in lines. A higher number lines of resolution delivers a clearer, more detailed image. RF Radio frequency - the wavelengths used for devices to communicate throughout the home without extra wiring. RF remote controls enable you to make adjustments through walls and doors. RF output On laserdisc players, this is the output used to send recorded program material to the processor for decoding.