AIPS HELP file for TVCHAN in 31DEC09

As of Sun Nov 22 17:02:27 2009

HELP SECTION

TVCHAN
Type: Adverb  (Real)
Use:  TV channel to be used.  When 2 channels need to be specifed,
      adverb TV2CHAN is now used.
Null Value:  0
      Null value assignment depends on verb or task:
      0 => 1 for most.

EXPLAIN SECTION