.Kenwood recently launched its terrestrial digital TV tuner KNA-DT130. This TV tuner receives the analog broadcast end 2011and has extended the diffusion rate of terrestrial digital broadcast at home, considerably, this flow has become remarkable from last year regarding car electronics marketing industry. Kenwood’s the terrestrial digital TV tuner “KNA-DT130” actualizes the reception efficiency remarkably. In addition to this, in the tuner section the adverse effects caused with by various radio waves because of which the image is disturbed is decreased with the tuner’s “up-down conversion system”. This system has been used for the first time in the industry. Kenwood has not revealed the price of the TV tuner but the product is expected to reach the market by month end.