If you’re trying to save money and cut the cable, you might have found HDTV antennae are quite expensive. As not all channels are available online, accessing some over-the-air broadcasts (as opposed to cable or satellite) is useful. But there’s the cost. You cut back on cable to save money. While the one-off spend might be affordable, a few moments of browsing Amazon proves that only a high-end device is fit for purpose. The alternative, then, is to build a DIY HD antenna using a few shop-bought components. How to Build a DIY TV Antenna for Your Atticante In this demo video you can see a working DIY digital TV antenna constructed with just a few parts. The process is straightforward.