$text =~ s/\%([0-9A-F][0-9A-F])/chr(hex($1))/eg;
$text = uc unpad($text);
my ($prefix) = $text =~ /\b(\w{1,4})$/;
$text =~ s/\%([0-9A-F][0-9A-F])/chr(hex($1))/eg;
$text = uc unpad($text);
my ($prefix) = $text =~ /\b(\w{1,4})$/;
$text = substr($text, 0, $duplth) if length $text > $duplth;
$text = pack("C*", map {$_ & 127} unpack("C*", $text));
$text = substr($text, 0, $duplth) if length $text > $duplth;
$text = pack("C*", map {$_ & 127} unpack("C*", $text));
my $ldupkey = "X$freq|$call|$by|$text";
my $t = DXDupe::find($ldupkey);
return 1 if $t && $t - $main::systime > 0;
my $ldupkey = "X$freq|$call|$by|$text";
my $t = DXDupe::find($ldupkey);
return 1 if $t && $t - $main::systime > 0;