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2. Quarter-inch cartridge - Wikipedia

   en.wikipedia.org/wiki/Quarter-inch_cartridge

   Quarter inch cartridge tape (abbreviated QIC, commonly pronounced "quick") is a magnetic tape data storage format introduced by 3M in 1972, [1] with derivatives still in use as of 2016. QIC comes in a rugged enclosed package of aluminum and plastic that holds two tape reels driven by a single belt in direct contact with the tape.

3. List of cassette tape and cartridge tape formats - Wikipedia

   en.wikipedia.org/wiki/List_of_cassette_tape_and...

   The phrase cartridge tape is also ambiguous with 36 different types of audio, [4] video [5] or data [6] cartridges listed at The Museum of Obsolete Media. From time to time the terms tape cartridge and tape cassette are used to describe the same product.

4. Type C videotape - Wikipedia

   en.wikipedia.org/wiki/Type_C_videotape

   1-inch Type C Helical Scan or SMPTE C is a professional reel-to-reel analog recording helical scan videotape format co-developed and introduced by Ampex and Sony in 1976. It became the replacement in the professional video and broadcast television industries for the then-incumbent 2-inch quadruplex videotape (2-inch Quad for short) open-reel format.

5. Reel-to-reel audio tape recording - Wikipedia

   en.wikipedia.org/wiki/Reel-to-reel_audio_tape...

   The result was the 3M Digital Audio Mastering System, which consisted of a 32-track deck (16-bit, 50 kHz audio) running 1-inch tape and a 4-track, 1/2-inch mastering recorder. 3M's 32-track recorder was priced at $115,000 in 1978 (equivalent to $537,000 in 2023).

6. GlassBridge Enterprises - Wikipedia

   en.wikipedia.org/wiki/Glassbridge_Enterprises

   As part of 3M, the company was involved in the development of many technological improvements in data storage, such as the introduction of the first American-made magnetic tape in 1947, [10] the first quarter-inch tape cartridge for data storage in 1971, and the 3.5-inch (89 mm) floppy disk in 1984.

7. Magnetic-tape data storage - Wikipedia

   en.wikipedia.org/wiki/Magnetic-tape_data_storage

   Early half-inch tape had seven parallel tracks of data along the length of the tape, allowing 6-bit characters plus 1 bit of parity written across the tape. This was known as 7-track tape. With the introduction of the IBM System/360 mainframe, 9-track tapes were introduced to support the new 8-bit characters that it used.