Counterclockwise: phones that rotate
- 뉴스봇
- 조회 수 238
- 2019.06.30. 15:00
Phones have had rotating controls since the early days. In the 19th century, if you wanted to call someone, you had to crank a handle (it generated the electric pulse that rung the bell of the other phone). In the 20th century, there was the rotary dial. While cell phones never had a rotary dial, the likes of the Sony CMD J7 had a Jog Dial - a wheel on the side of the phone that can be used to navigate menus. BlackBerry started with trackwheels too, but the iconic Pearl series introduced the trackball. The T-Mobile G1 had a trackball too. Of course, later models swapped out the...
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