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2. RCA connector - Wikipedia

   en.wikipedia.org/wiki/RCA_connector

   The RCA connector [3] is a type of electrical connector commonly used to carry audio and video signals. The name RCA derives from the company Radio Corporation of America, which introduced the design in the 1930s. [4] The connector’s male plug and female jack are called RCA plug and RCA jack. It is also called RCA phono connector [5] or phono ...

3. Cassette tape - Wikipedia

   en.wikipedia.org/wiki/Cassette_tape

   In 1958, following four years of development, RCA introduced the RCA tape cartridge, which enclosed 60 minutes (30 minutes per side) of stereo quarter-inch reel-to-reel tape within a plastic cartridge that could be utilized on a compatible tape recorder/player without having to thread the tape through the machine. [11]

4. Phone connector (audio) - Wikipedia

   en.wikipedia.org/wiki/Phone_connector_(audio)

   The 2.5 mm or sub-miniature sizes were similarly popularized on small portable electronics. They often appeared next to a 3.5 mm microphone jack for a remote control on-off switch on early portable tape recorders; the microphone provided with such machines had the on-off switch and used a two-pronged connector with both the 3.5 and 2.5 mm plugs.

5. List of home computers - Wikipedia

   en.wikipedia.org/wiki/List_of_home_computers

   CEC-I Zhonghua teaching machine 6502 1986 TV cassette, 5.25-inch floppy Apple 64 KB RAM, 32 KB ROM (BASIC, LOGO) USA APF Electronics, Inc. Imagination Machine: 6800: 1979: TV: Cassette, optional floppy, cartridge: Expansion pack for a video game console that provided programmability [citation needed] USA Apple Computer: Apple II: 6502: 1977 ...

6. Cathode-ray tube - Wikipedia

   en.wikipedia.org/wiki/Cathode-ray_tube

   [24]: 84 He was subsequently hired by RCA, which was granted a trademark for the term "Kinescope", RCA's term for a CRT, in 1932; it voluntarily released the term to the public domain in 1950. [30] In the 1930s, Allen B. DuMont made the first CRTs to last 1,000 hours of use, which was one of the factors that led to the widespread adoption of TV ...

7. USB 3.0 - Wikipedia

   en.wikipedia.org/wiki/USB_3.0

   On 4 January 2010, Seagate announced a small portable HDD bundled with an additional USB 3.0 ExpressCard, targeted for laptops (or desktops with ExpressCard slot addition) at the CES in Las Vegas Nevada. [30] [31] The Linux kernel mainline contains support for USB 3.0 since version 2.6.31, which was released in September 2009. [32] [33] [34]