Channel Equalization of a digital TV is disclosed. The method includes breaking of a tablet configured to have an active layer as a first segment and an inactive support layer or substrate as a second segment, or breaking a layered tablet through a first active segment which is deeply or completely scored. The first layer includes ytterbium, samarium, lanthanum, yttrium, calcium, strontium, cesium, ruthenium, barium, or a combination thereof and having a thickness ranging from about 40 to 200 \u212b.