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2. AC adapter - Wikipedia

   en.wikipedia.org/wiki/AC_adapter

   The X-connector here provides 3.5 and 2.5 mm phone plugs and two sizes of coaxial power connector Universal laptop power supply with adjustable voltage between 12 and 24 volts. External power adapters can fail, or can become separated from the product they are intended to power. Consequently, there is a market for replacement adapters.

3. IEC 62700 - Wikipedia

   en.wikipedia.org/wiki/IEC_62700

   IEC Technical Specification 62700: DC Power supply for notebook computer is an IEC specification of a common standard for external laptop computer AC adapters.Laptops and AC adapters following this standard will have interchangeable power supplies, which will enable easy reuse of used power supplies (thereby reducing electronic waste) and make buying a new compatible power supply for a laptop ...

4. Coaxial power connector - Wikipedia

   en.wikipedia.org/wiki/Coaxial_power_connector

   A coaxial power connector is an electrical power connector used for attaching extra-low voltage devices such as consumer electronics to external electricity. Also known as barrel connectors , concentric barrel connectors or tip connectors , these small cylindrical connectors come in an enormous variety of sizes.

5. Polarity symbols - Wikipedia

   en.wikipedia.org/wiki/Polarity_symbols

   The adapter typically supplies power to the device through a thin electrical cord which terminates in a coaxial power connector often referred to as a "barrel plug" (so-named because of its cylindrical shape). The polarity of the adapter cord and plug must match the polarity of the device, meaning that the positive contact of the plug must mate ...

6. More than 15 million Toshiba laptop adapters recalled due to ...

   www.aol.com/news/more-15-million-toshiba-laptop...

   The firm formerly known as Toshiba is recalling 15.5 million AC laptop adapters due to the potential for burn and fire risks. ... recalled AC adapters and contact Dynabook Americas for a free ...

7. HP 95LX - Wikipedia

   en.wikipedia.org/wiki/HP_95LX

   "The Evolution of the HP Palmtops - An HP engineer on both design teams describes the development of the HP 95LX and HP 100LX". The HP Palmtop Paper. Vol. 1993, no. 12. Hewlett-Packard Company: Thaddeus Computing, Inc. Archived from the original on 2023-11-25; Lott, Chris (2020-12-21). "The First Real Palmtop". Hackaday.