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History of Bluetooth
Multi-room Streaming Amplifier from OpenAudio all support Bluetooth, so today we dive deep to see Bluetooth history. Bluetooth is named after the medieval Danish king Harald Bluetooth Bluetooth who united the divided kingdoms of Denmark and Norway. This name means integration and interaction of multiple disparate devices. Jim Kardach of Intel proposed the term Bluetooth; […]
Read MoreMulti-Room Streaming Amplifier
Overview A multi-room streaming amplifier, also known as a multi-zone streaming amplifier or multi-room audio amplifier, is an electronic device designed to distribute and amplify multiple audio signals simultaneously to multiple independent listening zones or rooms. It is a key component of a modern Whole Home Audio System, which allows audio to be played seamlessly […]
Read MoreHistory of WiFi
The multi-room streaming amplifier relies on WiFi technology, so it’s crucial to have a deep dive into WiFi technology—its past, its present, and its future. Although modern Wi-Fi has its roots in the 1880s, wireless local area networks were not formally established until 1971. It was during this year that ALOHAnet used Ultra High Frequency […]
Read MoreWhat’s Immersive Audio
What is immersive audio? Immersive audio employs a range of channel- based, object-based and scene-based methods to provide an exceptional listening experience. So immersive /spatial audio generally falls into three categories: channel-based audio (CBA), object-based audio (OBA), and scene-based audio (SBA), mostly mixture of them. So immersive audio is CBA, plus OBA now, and for future, it […]
Read MoreUS Streaming Music Market Share
US music streaming market In the US music streaming landscape, Apple Music ranks second in terms of market share, capturing 30.7% of the audience, just behind Spotify, which leads with 36%. Apple Music boasts over 93 million subscribers and pulled in $9.2 billion in revenue in 2023. Its robust standing owes much to its seamless […]
Read MoreAES67, ST2110 and Dante
Audio over IP (AoIP) initially gained traction as traditional analog and early digital audio distribution systems hit their practical limits. The shift started in broadcasting, where routing hundreds of audio channels efficiently became a challenge for conventional matrix systems, making them more cumbersome and costly. Nowadays, nearly every major audio equipment manufacturer offers products compatible […]
Read MoreInterfacing AES3 and SPDIF
Overview The era of mainstream digital audio kicked off with the advent of the compact disc in the early 1980s, which means it’s been around for about twenty years now. Today, we have two primary serial interfaces in use: AES3 (also known as AES/EBU) for professional applications and S/PDIF for consumer electronics. While it’s relatively […]
Read MoreTHD+N : Multi-room Streaming Amplifier Testing
Total harmonic distortion Total Harmonic Distortion (THD) is a measure of the harmonic distortion present in a signal. It is defined as the ratio of the sum of the powers of all harmonic components to the power of the fundamental frequency. A closely related term, distortion factor, is sometimes used interchangeably. In audio systems, lower THD […]
Read MoreGoogle Cast- The Ultimate Guide to Streaming
Google Cast is a protocol created by Google that allows users to stream audiovisual content from their devices to compatible smart TVs, speakers, and other home entertainment systems. It was first introduced on July 24, 2013, with the launch of the first-generation Chromecast, a small streaming device designed to plug into a TV’s HDMI port. […]
Read MoreNEXT GENERATION BLUETOOTH LE AUDIO
An update to the existing Bluetooth audio technology,Bluetooth Low Energy(LE) technology has some important new features and improvements. Classic Audio operates on the Bluetooth Classic radio while LE Audio operates on the Bluetooth Low Energy radio. LE Audio not only supports development of the same audio products and use cases as Classic Audio, it introduces exciting new features that promise to […]
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