as the 4-track cartridge, is a magnetic tape sound recording cartridge technology. The Stereo-Pak cartridge was inspired by the Fidelipac 2-track monaural...

4-track or 4-track tape may refer to: The 4-track cartridge as an analogue music storage format popular from the late 1950s A 4-track tape for multitrack...

The 8-track tape (formally Stereo 8; commonly called eight-track cartridge, eight-track tape, and eight-track) is a magnetic-tape sound recording technology...

(much like the 8-track format, which also used a movable head to select its four stereo programs). 4-track cartridge 8-track cartridge "Earl Muntz Meets...

creating the Muntz Stereo-Pak, better known as the 4-track cartridge, a predecessor to the 8-track cartridge developed by Lear Industries. He invented the...

is commonly housed in a casing known as a cassette or cartridge—for example, the 4-track cartridge and the Compact Cassette. The cassette contains magnetic...

Frank Stanton. It is a two-track system, and was launched to compete with existing 4-track cartridge technology. The cartridges play anywhere from eight...

known as the 4-track cartridge) Perforated (sprocketed) film audio magnetic tape (sepmag, perfotape, sound follower tape, magnetic film) 8-track tape Compact...

with the open reel formats IBM 7-track and later IBM 9-track. In the mid-1980s, smaller, enclosed, single-reel cartridge formats were developed by IBM and...

typically using large open reels of 7-track, later 9-track tape. Modern magnetic tape is most commonly packaged in cartridges and cassettes, such as the widely...