Digital and high def are 2 different things. High def is just a higher picture quality, digital vs. analog is a different way of broadcasting.
And just because your TV doesn't receive a digital signal doesn't means it's useless. Even if you don't want to get a converter you can still hook it up to a VCR, DVD player, or video game console.
And just because your TV doesn't receive a digital signal doesn't means it's useless. Even if you don't want to get a converter you can still hook it up to a VCR, DVD player, or video game console.