Audio storage

The Fidelipac, commonly known as a "NAB cartridge" or simply "cart", is a magnetic tape sound recording format, used for radio broadcasting for playback of material over the air such as radio commercials, jingles, station identifications, and music, and for indoor background music. Fidelipac is the official name of this industry standard audio tape cartridge. It was developed in 1954 by inventor George Eash (although the invention of the Fidelipac cartridge has also been credited to Vern Nolte of the Automatic Tape Company), and commercially introduced in 1959 by Collins Radio Co. at the 1959

qualifier for the rated speed of an optical disc drive

cassette tape release of music single

thumb|Model 1604

Hi-MD is a magneto-optical disc-based data storage format. It was a further development of the MiniDisc. With its release in late 2004, came the ability to use newly developed, high-capacity 1 gigabyte Hi-MD discs, in the same dimensions as MiniDisc. The last recorder and player was discontinued in 2011. Blank discs stopped production in September 2012.

right|thumb|Stereo-Pak player close up thumb|Stereo-Pak player with cartridge The Muntz Stereo-Pak, commonly known as the 4-track cartridge, is a magnetic tape sound recording cartridge technology.

high-definition digital audio format

technique that improve the fidelity of analogue tape recorders

digital audio medium

type of disc

qualifier for the rated speed of an optical disc drive

Picocassette is an analog audio cassette format introduced by Dictaphone in collaboration with JVC in 1985.

HiPac (stylized as HIPAC) (pronounced as high-pack), is an audio tape cartridge format, introduced in August 1971 on the Japanese consumer market by Pioneer and discontinued in 1973 due to lack of demand. In 1972 it only achieved a market share of 3% in equipping new cars. In the mid 1970s, the format was repurposed as a children's educational toy called and was used in the analog tape delay "Melos Echo Chamber".

Magnetic tape audio format introduced in 1958

adapter to allow playback of external sources through a tape player

thumb|300px|right|Tonschreiber from a German radio station in World War II. Magnetophon was the brand or model name of the pioneering reel-to-reel tape recorder developed by engineers of the German electronics company AEG in the 1930s, based on the magnetic tape invention by Fritz Pfleumer. AEG created the world's first practical tape recorder, the K1, first demonstrated in Germany in 1935 at the Berlin Radio Show.

multitrack digital audio format based on Hi8 cassette tape

U.S. National Historic Landmark research laboratory

Blu-Ray Disc that can be written to once with an optical disc recorder

physical degradation process

history of optical recording