Epson 4100 manual Character Pitch Differences, Graphics Density Differences

Operator's Guide 267

CHARACTER PITCH DIFFERENCES

Control commands used to set character pitch are the same in the DEC emulations of the 4100 printer and DEC LA210 printers, except for commands shown in the table below:

	Character Pitch
Control	LA210	4100 Printer
Sequence	Printer
ESC[3w	13.2 pitch	15.0 pitch
ESC[4w	16.5 pitch	16.67 pitch
ESC[7w	6.6 pitch	7.5 pitch
ESC[8w	8.25 pitch	8.33 pitch
ESC[9w	––––––	9.1 pitch
ESC[18w	––––––	18.2 pitch

GRAPHICS DENSITY DIFFERENCES

Graphics densities available in the 4100 printer are different than graphics densities available in the DEC LA210 printer. The differences are shown in the following tables.

DEC LA210 Printer Graphics Densities
		Aspect
Dots/inch	Overlap	ratio	Dots/line	Inches/Line
330	77.00%	4.58	4350	13.18
220	66.00%	3.04	2880	13.09
168	55.00%	2.29	2160	13.09
132	50.00%	1.83	1760	13.18
110	32.00%	1.50	1440	13.09
94	20.00%	1.30	1250	13.05
83	9.00%	1.12	1080	13.09
74	0.00%	1.02	960	13.09