; TVCHAN
;---------------------------------------------------------------
;! Specified a TV channel (plane)
;# ADVERB TV
;-----------------------------------------------------------------------
;;  Copyright (C) 1995
;;  Associated Universities, Inc. Washington DC, USA.
;;
;;  This program is free software; you can redistribute it and/or
;;  modify it under the terms of the GNU General Public License as
;;  published by the Free Software Foundation; either version 2 of
;;  the License, or (at your option) any later version.
;;
;;  This program is distributed in the hope that it will be useful,
;;  but WITHOUT ANY WARRANTY; without even the implied warranty of
;;  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;  GNU General Public License for more details.
;;
;;  You should have received a copy of the GNU General Public
;;  License along with this program; if not, write to the Free
;;  Software Foundation, Inc., 675 Massachusetts Ave, Cambridge,
;;  MA 02139, USA.
;;
;;  Correspondence concerning AIPS should be addressed as follows:
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;;         Postal address: AIPS Project Office
;;                         National Radio Astronomy Observatory
;;                         520 Edgemont Road
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;-----------------------------------------------------------------------
;---------------------------------------------------------------
TVCHAN    LLLLLLLLLLLLUUUUUUUUUUUU CCCCCCCCCCCCCCCCCCCCCCCCCCCCC
----------------------------------------------------------------
TVCHAN
Type: Adverb  (Real)
Use:  TV channel(s) to be used.  More than one channel may be
      specified using decimal coding e.g. TVCHAN = 241
      means clear channels 2, 4, and 1.  Some verbs function
      on only one channel.  They will use the lowest of the
      specified channels.  TVCHAN has special meanings for the
      verbs SETROAM, TVROAM, TVBLINK, TVHUEINT, etc.  See the
      individual HELP files for the details.
Null Value:  0
      Null value assignment depends on verb or task:
      0 => 1 for TVLOD.
----------------------------------------------------------------
