HDTV tuners are specially planned devices which receive and output HDTV signals. The HDTV (high definition television) is the latest addition in DTV. These transmit programs in a widescreen format with high resolution pictures and surround sounds. Thus, they provide ambience and feel of theaters in homes.

The HDTV tuners are also known as a decoders, receivers, and set-top boxes. A HDTV tuner will receive signal in the form of ATSC formats. The received signals are decoded in HDTV signal before displaying it on your television screen. The picture quality of HDTV will range from 720p to 1080i with a ratio of 16:9. Generally, the HDTV tuners will receive all the HDTV signals including cable, satellite, OTA (over-the-air) broadcasts, and digital- VHS recordings.

Commonly, the HDTV tuners can be availed as an external box or come integrated with HDTV sets or HDTV receivers. The external HDTV tuners are usually connected between the antenna and the television. The television sets or receivers encompassed with HDTV tuners will not require external HDTV tuners to receive standard cable channels. For analog televisions and digital televisions without inbuilt HDTV tuners, the external HDTV tuner is the ideal way to enjoy the benefits of HDTV signals.

HDTV tuners are available in different price levels. On an average, the cost of the HDTV tuner will range from $100 to $400. The price will fluctuate from one brand to another.

Sharp, Panasonic, Mitsubishi, Thomson, and Samsung are some of the leading brands.

HDTV tuners can be availed from local dealers or online stores. An online store is the best source to avail better options in HDTV tuners. crutchfield.com, store.snapstream.com, and digitalconnection.com are some of the leading online stores to shop for HDTV tuners.

To suit different needs, HDTV tuners come combined with exclusive features. These include program guide (EPG) display for each channel, self-guided setup, interactive program guides, and more. The HDTV tuners with hard drives are capable of recording standard digital TV and HDTV programs. With advance features, an HDTV tuner will give you the ambience of a theater at home.