A cylindrical device that can be fitted inside a fountain pen to allow the use of bottled ink instead of cartridges.

(endocrinology) an enzyme attached to the membrane of cells in various organs and lowers blood pressure by catalyzing the hydrolysis of angiotensin II into angiotensin (1-7)

(endocrinology) a central component of the renin-angiotensin system (RAS), which controls blood pressure by regulating the volume of fluids in the body

(electronics) A device that converts an infinite resolution analog signal to a finite resolution digital signal.

plural of analog-to-digital converter

Any electronic system used to convert analog signals to digital (or vice versa)

Any electronic system used to convert analog signals to digital (or vice versa)

A set-top box that processes digital signals for an analogue television set.

plural of digital converter box

plural of sigma-delta converter