This article explains how to set volume in iOS 7 and iOS 8 for music, ringer (iPhone only), alarm, and Siri on iPhone, iPad (Mini), and iPod Touch. There are three different volume settings on iOS devices which can make setting the correct volume a little tricky.
Standard-definition television can only display 480 lines. The Panasonic television followed NHK's standards -- an analog signal that packed more information than traditional television signals. By the 1980s, NHK had developed the technology to the point that it was time to shop around for other customers.
A: The first television, an electromechanical device capable of producing very small and blurry monochrome images, was developed in 1884. The first transmission of images using this device occurred in 1925. Philo Farnsworth developed the first electronic television in 1927, and the first TV station broadcast the following year. Continue Reading