vectorscope
41PALplus — is an extension of the PAL analogue broadcasting system for transmitting 16:9 programs without sacrificing vertical resolution. It followed experiences with the HD MAC and D2 MAC, standards that were incompatible with existing receivers but… …
42Prime Computer — Prime Computer, Inc. was a Natick, Massachusetts based producer of minicomputers from 1972 until 1992. The alternative spellings PR1ME and PR1ME Computer were used as brand names or logos by the company. Contents 1 Founders 2 History 3 Operating… …
43Diplexer — A diplexer is a passive device that implements frequency domain multiplexing. Two ports (e.g., L and H) are multiplexed onto a third port (e.g., S). The signals on ports L and H occupy disjoint frequency bands. Consequently, the signals on L and… …
44Electricity meter — Typical North American domestic analog electricity meter …
45Overscan — is extra image area around the four edges of a video image that may not be seen reliably by the viewer. It exists because television sets in the 1930s through 1970s were highly variable in how the video image was framed within the cathode ray… …
46Television studio — A television studio is an installation in which television or video productions take place, either for live television, for recording live to tape, or for the acquisition of raw footage for postproduction. The design of a studio is similar to,… …
47Joe Dante — Infobox actor imagesize = caption = birthname = birthdate = birth date and age|1946|11|28 birthplace = Morristown, New Jersey spouse = occupation = film director yearsactive = website = awards = Saturn Award for Best Direction 1985 Gremlins… …
48Microwave power meter — A microwave power meter is an instrument which measures the electrical power at microwave frequencies. Usually a microwave power meter will consist of a measuring head which contains the actual power sensing element, connected via a cable to the… …
49Public information film — Public Information Films (known as PIFs) are a series of government commissioned short films, shown during television advertising breaks in the UK. The US equivalent is the Public Service Announcement (PSAs). ubjectsThe films advised the public… …
50405-line television system — The 405 line monochrome analogue television broadcasting system was the first fully electronic television system to be used in regular broadcasting. It was introduced with the BBC Television Service in 1936, suspended for the duration of World… …
