Epson 4100 manual Characteristics, Throughput

A-2	Appendix A—Specifications
CHARACTERISTICS
	Throughput
			Wide Model*		Narrow Model**
	Pitch		Draft	NLQ	Draft	NLQ
	10		300 lpm	75 lpm	400 lpm	100 lpm
	12		191 lpm	62 lpm	281 lpm	83 lpm
	15		185 lpm	N/A	285 lpm	N/A
	16.67		118 lpm	N/A	193 lpm	N/A
	18.2		118 lpm	N/A	183 lpm	N/A
* Printing 6 lines per in. on a 132 character column.
** Printing 6 lines per in. on an 80 character column.
	Printing Mechanism
	Printing	Bidirectional, short-line logic seeking: normally bidirectional (or
	Direction	selectable as unidirectional) for text; unidirectional for graphics.
	Printheads	Type		Dot-matrix impact using ballistic wire
				driven through ruby guides.
		Number of Heads		3
		Horizontal Distance		Wide Carriage: 4.4 in. on centers
		Between Printheads		Narrow Carriage: 2.8 in. on centers
		Number of Wires Per		9
		Head