Single+tone
71Musical mode — This article is about modes as used in music. For other uses, see Mode (disambiguation). Modern Dorian mode on C  Play …
72Vox AC30 — The Vox AC30 is a guitar amplifier manufactured by Vox and known for its jangly high end sound.HistoryThe Vox AC30 was originally introduced in 1958 as “big brother” for the fifteen watt AC15 model, Vox s original flagship amplifier. The AC15 was …
73Repeater (horology) — A repeater is a complication in a mechanical watch or clock that audibly chimes the hours and often minutes at the press of a button. There are many types of repeater, from the simple repeater which merely strikes the number of hours, to the… …
74Second-order intercept point — The Second Order Intercept Point, also known as the SOI, IP2, or IIP2 (Input Intercept Point), is a measure of linearity that quantifies the second order distortion generated by nonlinear systems and devices. Examples of frequently used devices… …
75key — key1 /kee/, n., pl. keys, adj., v., keyed, keying. n. 1. a small metal instrument specially cut to fit into a lock and move its bolt. 2. any of various devices resembling or functioning as a key: the key of a clock. 3. See key card. 4. something… …
76Láadan — language name=Láadan creator=Suzette Haden Elgin date=1982 setting=experiment in feminist linguistics, and featured in Elgin s novel Native Tongue fam2=artistic and philosophical language fam3=fictional language posteriori=a priori language, with …
77Octave illusion — Octave illusion. Discovered by Diana Deutsch in 1973, the octave illusion is an auditory illusion produced by simultaneously playing two sequences of two notes that are spaced an octave apart, high to low, and low to high, in separate stereo… …
78colour — /kul euhr/, n., adj. v.t., v.i. Chiefly Brit. color. Usage. See or1. * * * I Aspect of any object that may be described in terms of hue, brightness, and saturation. It is associated with the visible wavelengths of electromagnetic radiation, which …
79Ringtone — For the Weird Al Yankovic song, see Ringtone (song). For the film, see Ringtone (film). A ringtone or ring tone is the sound made by a telephone to indicate an incoming call or text message. Not literally a tone, the term is most often used today …
80Falsing — In telecommunications, falsing describes a decoder detecting a valid input when one is not present. This is also known as a false decode. To make the concepts simpler, this article will discuss analog circuits used before digital signal… …
