electrical vibrator
31ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like …
32Rectifier — A rectifier is an electrical device that converts alternating current (AC) to direct current (DC), a process known as rectification. Rectifiers have many uses including as components of power supplies and as detectors of radio signals. Rectifiers …
33Earth exploration — Introduction the investigation of the surface of the Earth and of its interior. By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… …
34Coil Noise — is a phenomenon in electronics which produces both undesirable audible sound, and electronic noise. Contents 1 Description 2 Devices Effected By Coil Noise 3 Reducing Coil Noise 4 …
35Oscillation — For other uses, see oscillator (disambiguation) and oscillation (mathematics). An undamped spring–mass system is an oscillatory system. Oscillation is the repetitive variation, typically in time, of some measure about a central value (often a… …
36Jay and Silent Bob — are fictional characters portrayed by Jason Mewes and Kevin Smith, respectively, in Kevin Smith s View Askewniverse (a fictional universe created and used in most films, comics and television by Kevin Smith). Jay and Silent Bob have appeared in… …
37Teledildonics — (also known as cyberdildonics ) are electronic sex toys that can be controlled by a computer to reach orgasm.[1][2] Promoters of these devices have claimed since the 1980s they are the next big thing in cybersex technology.[3] Teledildonics can… …
38Dildo — For other uses, see Dildo (disambiguation). Dildoes …
39Pure tone audiometry — (PTA) is the key hearing test used to identify hearing threshold levels of an individual, enabling determination of the degree, type and configuration of a hearing loss. Thus, providing the basis for diagnosis and management. PTA is a subjective …
40History of masturbation — Masturbation was depicted in 19th century Shunga prints, such as this piece by Kunisada …
