electronic clock
91Secure Digital — SDHC redirects here. For the gene, see SDHC (gene). SD, SDHC, SDXC SD (top), miniSD, microSD cards Media type Memory card Capacity SDSC (SD): 1 MB to 2 GB although 4 GB cards are available SDHC: 4 GB to 3 …
92Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …
93Microcode — is a layer of hardware level instructions and/or data structures involved in the implementation of higher level machine code instructions in many computers and other processors; it resides in special high speed memory and translates machine… …
94Sleep — Waking up redirects here. For other uses, see Waking Up (disambiguation). This article is about sleep in general; for specifically non human sleep see Sleep (non human); for other uses, see Sleep (disambiguation). Sleeping child Sleep is a… …
95Spread spectrum — Passband modulation v · d · e Analog modulation AM · …
96Binary prefix — Prefixes for bit and byte multiples Decimal Value SI 1000 k kilo 10002 M mega …
97RS-232 — This article is about the RS 232 standard. For RS 232 variants, see serial port. A 25 pin connector as described in the RS 232 standard In telecommunications, RS 232 (Recommended Standard 232) is the traditional name for a series of standards for …
98List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
99navigation — navigational, adj. /nav i gay sheuhn/, n. 1. the act or process of navigating. 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. [1520 30; < L navigation (s. of navigatio) a voyage.… …
100Zilog Z80 — One of the first Z80 microprocessors manufactured; the date stamp is from June 1976. Produced 1976 Common manufacturer(s) Zilog …
