Erta Ale is a remote and rarely visited volcano that is known currently to have an active lava lake in its summit crater. Erta Ale has undergone seven eruption events in the past 125 years.
Re: What are the differences between Signal ground, Chasis ground and Earth?? Signal Ground is a reference point from which that signal is measured, due to the inevitable voltage drops when current flows within a circuit, some 'ground' points will be slightly different to others. There may be several signal grounds in a circuit.
Series Transistor, Multi Relay Distance Sensor System (MRDSS), MRDSS/video game system, and Virtual Reality Arena. Field of the Invention: The present invention relates to an array of distance determining apparatuses, MRDSS/video game system and/or Virtual Reality Arena, and the series transistor and IC construction technique which enables it.