Tidal (service) Tidal (service) Tidal (stylized as TIDAL) is a subscription-based music, podcast and video streaming service that combines lossless audio and high-definition music videos with exclusive content and special features on music. The service is maintained by the Norwegian company Aspiro AB. The service has over 60 million tracks and 240,000 music videos. Tidal claims to pay the highest percentage of royalties to music artists and songwriters within the music streaming market, while offering two levels of digital music streaming service: Tidal Premium (lossy quality) and Tidal HiFi (lossless CD quality – FLAC-based 16-Bit/44.1 kHz – and MQA). Tidal was launched
Tidal stream generator Stingray uses hydrofoils to create oscillation, which allows it to create hydraulic power. This hydraulic power is then used to power a hydraulic motor, which then turns a generator. Pulse Tidal operate an oscillating hydrofoil device in the Humber Estuary. Having secured funding from the EU, they are developing a commercial scale device to be commissioned 2012. The bioSTREAM tidal power conversion system, uses the biomimicry of swimming species, such as shark, tuna, and mackerel using their highly efficient Thunniform mode propulsion. It is produced by Australian company BioPower Systems. A 2 kW prototype relying on the use of two