Catheter ablation is a procedure that uses radiofrequency energy (similar to microwave heat) to destroy a small area of heart tissue that is causing rapid and irregular heartbeats. Destroying this tissue helps restore your heartâs regular rhythm. The procedure is also called radiofrequency ablation. Quick facts.
If you want even more HD, consider ordering DIRECTVÂ® HD EXTRA PACK. Youâll get nine specialty channels that only broadcast in HD, with channels like: 1  Crime & Investigation HD. 2  Hallmark Movie Channel. 3  MGM HD, Palladia. 4  Sony Movie Channel HD. 5  HDNet Movies, Smithsonian HD. 6  Universal HD. 7  ShortsHD.
Quick Answer. Optimumâs basic cable package, Broadcast Basic, features channels such as ABC, CBS, NBC, News 12 and PBS. The basic package also includes channels such as Kids Thirteen, Univision HD, Movies!, Network and HSN. Customers need a digital cable box to view the channels. HD channels require a high definition digital cable box or a CableCARD.