HVAC COOLING LOAD CALCULATIONS AND PRINCIPLES. Sensible Heat Gain â is the energy added to the space by conduction, convection and/or radiation. Latent Heat Gain â is the energy added to the space when moisture is added to the space by means of vapor.
Rise of USB. Developed by a consortium of companies made up of Intel, Compaq, Microsoft, Sony, DEC, IBM, and Northern Telecom, the Universal Serial Bus (USB) was introduced in January 1996. At that time, the USB 1.0 standard was capable of delivering a transfer rate of 12 Mbit/s. In April of 2000, USB 2.0 was introduced with a transfer rate of 480 Mbit/s. More recently, the USB 3.0 standard reaches transfer rates of 4.8 Gbit/s.
The first generation iPod was put on sale on November 20, 2001 The iPodâs First Gen was valued at 399 USD at the time of its release. One of the most notable features of the iPod was its small size, which was achieved with the use of 1.8 inch hard drive. Meanwhile, its competitors were using 2.5 inches hard drives. The first iPod was easy to use, thanks to its mechanical scroll wheel.