Glossary

Electronics glossary

203 definitions · page 4 of 4.

Test Tone: A feature that offers individual adjustment of all four channels (left, centre, right and rear). While in the usual listening position, adjust the relative volume of each channel by using a remote control.
Theatre Surround Mode: One of several different modes in audio receivers and systems that shape sound to more closely resemble a live performance. Theatre mode recreates the same intimate feeling you get in a theatre when watching plays, musicals and solo performances.
THX: THX is an enhancement, engineered by Lucasfilm Ltd., of a Dolby® Pro Logic® scheme. A THX system must have identical main and centre speakers, special dipolar surround speakers, at least one subwoofer, a special amount of power and a special surround sound…
Timbre: The "voice" or basic tonal quality of a speaker. To avoid distractions and achieve realism in a home theatre system, each of the system's speakers should have an identical, or at least similar, timbre.
Time Base Corrector (TBC): Digitally removes jitter from fluctuating video signals to deliver stable picture even with old tapes. Also eliminates colour distortion caused by jitter in the chroma signal.
Time Lapse: Records a single frame of video footage at preset time intervals. This feature compresses the time of slow moving objects. When video is played back, events that take minutes or hours to unfold in normal time are compressed to seconds.
Time Slip™ Function (Panasonic): By pressing the Time Slip button once during recording, a user can play back a scene recorded 30 seconds before or any time frame they wish. Functions with CHASING PLAYBACK and SIMULTANEOUS RECORD AND PLAY (all a part of DVD-RAM technology).
Titler: Allows you to add titles to your videos. Camcorders or VCRs can have either preprogrammed titles to choose from or an alphanumeric keypad (character generator) that allows you to create your own titles.
Tollsaver: With the ring delay switch set to toll saver, an incoming call is answered on the fourth ring, if no previous messages have been received, and on the second ring otherwise. This feature tells the user if there are no recorded messages, and the user simply…
Twin Dome Sound System: Provides high-quality audio with space-saving design. The dual-magnet speakers are located on either side of the picture tube to provide optimum stereo separation, while facilitating placement of the TV in a wall unit.
Unified Remote Control: Enables the user to control other products (i.e., TV, VCR, Laser disc) from the same manufacturer with a single remote control.
V-Chip Program Lockout: This feature allows parents to use television rating codes to block programs that they feel are inappropriate for their children to view. The V-Chip can be turned on and off through the on-screen menu, using a four digit, user-programmed code. Once you…
Velocity Modulated Scan: An advanced circuitry located along the neck of the CRT that senses transitions from dark to light in the video signal. The black and white portions of the signal are sped up and slowed down respectively, resulting in sharp dark to light transitions and…
Video Input Labelling: Allows you to assign an on-screen label to each of the video inputs on the TV for easy identification of the video signal source. Video inputs can be labelled VCR, DVD or DBS instead of Video 1, Video 2, etc. Up to eight characters per label can be used.
Video Noise Reduction (VNR): In the event of weak signal conditions, video noise reduction reduces the noise, or "snow," in the luminance channel. It is important to note that VNR should remain off for maximum picture detail when receiving a strong signal or viewing high-quality video…
Viewing Screen New VVLL: The new VVLL (variable vertical lenticular lens) viewing screen on projection TVs transfers more light to the outer edges of the picture to improve the overall brightness uniformity, resulting in a more natural looking image.
VISS (VHS Index Search System): Automatically places a signal on the control track of a tape at the beginning of each recorded program. This allows you to access the desired program by using the fast-forward or rewind buttons. The tape will stop at the signal.
Warranty: A contract between the purchaser of a product and the company that produced the product that details the components, duration and circumstances by which a defect in the product will be remedied.
Wide Screen Mode 16:9: Records images in a compressed form for playback on a 16:9 TV to show cinematic wide screen images. Also known as letterbox format.
Wide Screen Mode, 16:9: Records images in a compressed form for playback on a 16:9 TV to show cinematic wide screen images. Also known as letterbox format.
Wideband Video Amplifier: Expands the video signal frequency response to more than 10MHz and allows for a horizontal resolution capability of more than 800 lines, depending on the source.
Widescreen: Widescreen is another term for a letterboxed program. Letterboxed programs generally fill the entire screen on a widescreen TV.
Zoom: Lens A lens with variable focal lengths that can be adjusted to magnify subjects. With the touch of a button, the user can zoom in to capture details of the subject or zoom out to capture the entire scene.