three-channel hf-telephone system
21nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …
22Seattle & King County Emergency Medical Services System — Abbreviation Medic One Type of system Fire based two tier response Size of population served 1.8 million Basic life support agencies 35 Advanced life support agencies …
23rocket and missile system — ▪ weapons system Introduction any of a variety of weapons systems that deliver explosive warheads to their targets by means of rocket propulsion. Rocket is a general term used broadly to describe a variety of jet propelled missiles… …
24Automotive navigation system — A taxi equipped with GPS navigation device An automotive navigation system is a satellite navigation system designed for use in automobiles. It typically uses a GPS navigation device to acquire position data to locate the user on a road in the… …
25Digital Access Carrier System — (DACS) is the name used by British Telecom (BT Group plc) in the United Kingdom for a 0+2 Pair gain system. Two Telspec DACS remote units mounted on a pole Contents 1 Usage …
26Global Maritime Distress Safety System — The Global Maritime Distress and Safety System (GMDSS) is an internationally agreed upon set of safety procedures, types of equipment, and communication protocols used to increase safety and make it easier to rescue distressed ships, boats and… …
27Joint Tactical Radio System — The Joint Tactical Radio System (JTRS, often pronounced jitters ) is planned to be the next generation voice and data radio used by the U.S. military in field operations after 2010. Launched with a Mission Needs Statement in 1997 and a subsequent …
28Aircraft Communication Addressing and Reporting System — Aircraft Communications Addressing and Reporting System (or ACARS) is a digital datalink system for transmission of small messages between aircraft and ground stations via radio or satellite. The protocol, which was designed by ARINC to replace… …
29IBM System/36 — The IBM System/36 was a minicomputer marketed by IBM from 1983 to 2000. It was a multi user, multi tasking successor to the System/34. Like the System/34 and the older System/32, the System/36 was primarily programmed in the RPG II language. One… …
30Personal Handy-phone System — The Personal Handy phone System (PHS), also marketed as the Personal Access System (PAS) and commercially branded as Xiaolingtong (小灵通) in China, is a mobile network system operating in the 1880–1930 MHz frequency band, used mainly in Japan,… …
