Pitch is the number of (
monospaced) letters, numbers and spaces in of , that is, ''characters per inch'' (abbreviated cpi), measured horizontally.
[ The pitch was most often used as a measurement of the size of ]typewriter
A typewriter is a Machine, mechanical or electromechanical machine for typing characters. Typically, a typewriter has an array of Button (control), keys, and each one causes a different single character to be produced on paper by striking an i ...
fonts as well as those of impact printers used with computers.
The most widespread fonts in typewriters are 10 and 12 pitch, called ''Pica'' and ''Elite'', respectively.[ Both fonts have the same x-height, yielding six lines per vertical inch.] There may be other font styles with various width: condensed or compressed (17–20 cpi), italic or bold (10 pitch), enlarged (5–8 cpi), and so on.
''Pica'', the typewriter font, should not be confused with pica, a unit equal to of an inch or twelve points, usually measured vertically.
See also
* Copyfitting Estimating the average number of characters per line for a proportionately spaced font.
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* Proportional spacingA proportional typeface contains glyph
A glyph ( ) is any kind of purposeful mark. In typography, a glyph is "the specific shape, design, or representation of a character". It is a particular graphical representation, in a particular typeface, of an element of written language. A ...
s of varying widths, while a monospaced (non-proportional or fixed-width) typeface uses a single standard width for all glyphs in the font. Consequently, the pitch of a proportionally spaced font is undefined.
References
External links
* {{cite web, title=100 typewriter typefaces compared, url=http://xoverit.blogspot.ru/2014/03/100-typewriter-typefaces-compared.html, website=x over it, date=19 March 2014
Typewriters