AIPS HELP file for GRCLEAR in 31DEC26

As of Sat Mar 14 13:44:42 2026

INPUTS

GRCHAN         0.0           8.    TV graphics channel
                                     0 => all.

HELP SECTION

GRCLEAR
Type:  Verb
Use:   Zero a number of graphics channels in TV device.
Adverbs:
  GRCHAN....Graphics channel to be cleared.
            Note that XAS now has 8 graphics channels, with number 8
            used for black backgrounds behind strings.
            0 => all.

EXPLAIN SECTION