Logitech 915-000074 User Manual - Page 45

Passthrough A device that routes video or audio from one device to another device. Personal Video Recorder Contains an internal recorder and player that records and plays (PVR) video without the use of a removable tape or disc. Typically PVRs can pause, rewind, instantly replay, and play slow-motion for live or recorded TV. Examples of PVR service providers are TiVo, ReplayTV, UltimateTV, and Keen PM. Many satellite providers also provide PVR services and have PVRs included in some of their satellite receivers. Pre-amplifier A control and switching component that may include equalization functions. Pre-amp Sound Processing Takes a small signal and amplifies it sufficiently to be fed into the power amplifier for further amplification. A pre-amp includes all of the controls for regulating tone, volume, and channel balance. This task is known as sound processing. Receiver Also referred to as a tuner or a stereo receiver. A receiver can be any component that receives or tunes broadcast signals, or AM/ FM radio. Typically refers to the single component that includes a preamplifier, surround processor, multi-channel amplifier, and AM/FM tuner. RF (Radio Frequency) Used by some remote controls to control devices because it doesn't have the same line-of-sight restrictions as IR (infrared) signals. RF Wireless Extender Extends the range of your Harmony remote so that you can control devices that are inside a cabinet or in a different room. SACD (Super Audio CD) A read-only optical audio disc aimed at providing much higher quality of digital audio reproduction than the compact disc. Satellite Radio A service in the United States that provides digital programming directly from satellites. Currently the 2 main providers for service are XM and Sirrus. SDTV Standard Definition Television One mode of operation of digital television where the broadcaster transmits pictures with detail similar to, or slightly better than, today's analog television. Since the picture contains less information, there is "room" in the digital signal multicast broadcasting. 45