An MQA file is backward compatible so will play on any device.Studio Master: MQA (Master Quality Authenticated) Supported by Apple OS with software player from Audirvana, PureMusic, JRiver.

Supported by Windows with software player from JRiver, KORG MediaGate.

High-End Network-Streaming players and few D/A Converter's (DAC).

Studio Master: DSD (Direct-Stream Digital)

Supported by Apple OS with software player from Amarra, Audirvana, PureMusic).For users, using Apple/iTunes and a few Network Streaming players.Studio Master: ALAC (Apple Lossless Audio Coding) Supported by Apple OS with software player from Amarra, Audirvana, PureMusic, Songbird.Supported by Windows with software player from Media Monkey, JRiver, JPLAY).Widely compatible with Network Streaming players and D/A Converter's (DAC).Studio Master: FLAC (Free Lossless Audio Codec) HighRes-Studio Master files are lossless at various sample rates from 44.1 kHz up to 384 kHz or 1-bit (2.8224 MHz) for DSD. The recording of César Franck’s Violin Sonata with Igor Oistrakh is being released on CD for the first time.

And yet he had a much better technique, in fact the recordings with Oistrakh moved along very quickly.” – The recordings from 1957/58 were remastered in original monaural reproduction quality. During the recording of the Bach Violin Sonatas in Dresden’s Lukaskirche, he constantly disappeared from the studio with his little tape recorder in order to listen to excerpts of Menuhin’s recording. He was seized with the ambition to be at least as good as Menuhin, whose Bachian style he greatly admired. His playing is so unbelievably accomplished yet nevertheless so humanly accessible.

The then Eterna boss Dieter-Gerhardt Worm reminisces: “David Oistrakh was a very kind and approachable person. Since their joint debut in 1947, the Bach Double Concerto was the central work in the joint repertoire of David and Igor Oistrakh, which they performed in numerous concerts before David’s death in 1974. 3/8 and Bach’s Concerto for two violins in D minor BWV 1043 came into being in April 1957 at Leipzig’s Kongresshalle. The existing recordings of Vivaldi’s Concerto Grosso in A minor op. Info for Bach: Concerto for 2 Violins in D Minor, BWV 1043 - Vivaldi: Concerto for 2 Violins in A Minor, RV 522

Vivaldi concerto for two violins