We asked top british hi-fi engineers for theirfavourite test tracks– this is what they said

From The Bottom Of An Old Grandfather Clock (reissue, 2004) DEAD OCEANS

Mike Patton and the Avett Brothers join forces to create a work of immense beauty.

THINKING BIG Bluesound Pulse Cinema Mini £799 Launched just in time for Christmas, this wonderfully compact (850x74x140mm), fully-featured Dolby Atmos soundbar boasts a size-defying 280 watts of high-

Your favourite song could hold the key to getting through this frantic season. Bethan Rose Jenkins finds out how

Sun Triptych Maxim Rysanov, Dasol Kim, Roman Mints et al; BBC Concert Orchestra/ Dobrinka Tabakova ECM 4878558 64:61 mins This is the second ECM disc to feature the extremely accessible music of Bulga

Black And Blue UMC/POLYDOR