Epson SQ-2550, SQ-850 Printer, specifications, speed:, method:, command, Printing, Printing, Printing, Printing, columns:, Printable, direction:, and graphic, Line spacing:

Printer	specifications
Printing
Printing	method:		24-nozzle dot matrix
Printing	speed:		See table below.
Quality		Characters per inch			Characters/second/line
Draft		10			500
		12			600
L e t t e r	Q u a l i t	y 1 0			165
		12			198
Printing	direction:		Bidirectional logic-seeking for both text
			and graphic	printing. Unidirectional
			available through SelecType or software
			command.
Line spacing:			l/6-inch, l/8-inch or programmable in
			increments of 1/60th, 1/18Oth or
			1/360th of an inch.
Printable	columns:		See table below.
Character size				Maximum printed characters
				W-850		SQ-2550
IO cpi				80		136
IO cpi double-width				40		68
10 cpi condensed				137		233
12cpi				96		163
12 cpi double-width				48		81
12 cpi condensed				160		272
15 cpi				120		204
15 cpi double-width				60		102
Proportional
(maximum width character)				68		116
(minimum width character)				160		272

8-2 Technical Specifications