Genicom GEK 00031B Programmer's Manual page 248

SVS
Chapter 8. PPL3 Plus Emulation
Set Vertical Spacing: Selects line spacing for monospace printing.
Source: Application
Format
CSI Ps SP L
Description
Determines the Vertical Advance Increment (VAI). If Proportional
Spacing Mode (DECPSP) is set, SVS has no immediate effect.
Select the SVS parameter as follows:
Ps Centipoints
0 1200
1 1800
2 2400
3
4
5 1416
6 2136
7 2856
8
9 3600
SVS does not affect character size or vertical tab stops.
The following table shows the resulting error accumulation over 25
centimeters.
Parameter Lines
5 50
6 33
7 25
8 100
Destination: Level 3
LPI
6
4
3
600 12
900 8
6/30mm, 5mm
4/30mm, 7.5mm
3/30mm, 10 mm
720 12/30mm, 2.5 mm
2, ½ in.
1/300 in.
2.50
13.86
22.00
50.00
248
Error
Inches Millimeters
1/120 0.2
1/21 1.0
1/14 2.0
1/6 4.0
GEK-00029B