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78
Radix User's Manual
Line 50 changes the line spacing. The command (ESC) "A"
CHR$(n) changes the line spacing to n/72 of an inch. The loop that
is started in line 30 increases the value of n (the variable I in the
program) each time it is executed. So the line spacing increases as
the program continues. Finally, the (ESC) "2" in line 100 resets
the line spacing to 6 lines per inch. This is a shortcut that is the
same as (ESC) "A" CHR$(12).
You may wonder why they picked l/72 of an inch as the incre-
ment for the line spacing command. There's a good reason: the
-.
-
RADIX
line
spacing
set
to
11
RADIX
line
spacing
set
to
12
RADIX
line
spacing
set
to
13
RADIX
line
spacing
set
to
14
RADIX
line
spacing
set
to
15
RADIX
line
spacing
set
to
16
RADIX
line
spacing
set
to
17
RADIX
line
spacing
set
to
18
RADIX
line
spacing
set
to
19
RADIX
line
spacing
set
to
2i) _
RADIX
line
spacing
set
to
21
.-
.-
33
RADIX
line
spacing
set
to
LL
RADIX
line
spacing
set
to
23
RADIX
line
spacing
set
to
24
RADIX
line
spacing
set
to
25
Line
spacing
is set
to
l/6
inch
(normal).
dots that the printer makes are
l/72
inch apart. So this means that
you can vary the line spacing in increments as fine as one dot-
unless you want finer spacing, like one half dot spacing.
--
-
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