direct-coupled amplifier
111ELISA — Enzyme Linked ImmunoSorbent Assay, also called ELISA, Enzyme ImmunoAssay or EIA, is a biochemical technique used mainly in immunology to detect the presence of an antibody or an antigen in a sample. The ELISA has been used as a diagnostic tool in …
112Player piano — The player piano is a self playing piano, containing a pneumatic mechanism that plays on the piano action pre programmed music via perforated paper rolls. The rise of the player piano grew with the rise of the mass produced piano in the house and …
113Switched-mode power supply — switched mode power supply. A bridge rectifier B Input filter capacitors C Transformer D output filter coil E output filter capacitors ] A switched mode power supply, switching mode power supply or SMPS, is an electronic power supply unit (PSU)… …
114A Night at the Opera (Queen album) — A Night at the Opera Studio album by Queen Released 21 November 19 …
115Stochastic cooling — is a form of particle beam cooling. It is used in some particle accelerators and storage rings to control the emittance of the particle beams in the machine. This process uses the electrical signals that the individual charged particles generate… …
116Memristor — Type Passive Working principle Memristance Invented Leon Chua (1971) First production HP Labs (2008) Electronic symbol …
117spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …
118electronic instrument — ▪ music Introduction any musical instrument that produces or modifies sounds by electric, and usually electronic, means. The electronic element in such music is determined by the composer, and the sounds themselves are made or changed… …
119Blues — This article is about the music genre. For other uses, see Blues (disambiguation). Blues Stylistic origins African American folk music Work song Spirituals Cultural origins Late 19th century, southern United States Typical instruments …
120Cyborg — For other uses, see Cyborg (disambiguation). Part of the series on Cyborgs Cyborgology Bionics / Biomimicry Biomedical engineering Brain computer interface Cybernetics Distributed cognition Genetic engineering Human ecosystem Human enhanceme …
