Or you could go the kloodge route and create a hex-to-character lookup: 
@chars = (0..9, 'A'..'Z');
for (0..255) {
    $hex{$chars[int($_ / 16)].$chars[$_ % 16]} = chr($_);
}

[download]
Just feed it two hex characters and it returns the regular string character.

In reply to Re: Recreating a binary file from hex representation by TedPride
in thread Recreating a binary file from hex representation by choedebeck

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