Biosphere (Geir Jenssen) and Higher Intelligence Agency (Bobby Bird) were at the vanguard of early 1990s ambient and have continued to quietly develop challenging and multifaceted soundspaces whilst the mainstream maimed and raped the chillroom genre.
In 1995, they took the cable car together to the top of a mountain outside Tromsø and produced Polar Sequences, one of the truly classic ambient collaborations, comparable to the Brian Eno/Harold Budd records. Now they have ascended a tower in midtown Birmingham and applied the same aesthetic used in pastoral Norway to a city centre in England.
- Birmingham Frequencies is a record of an event which took place in Oct 97, within the sublime circular rhythms of Birmingham's modern architectural classic -the Rotunda.
- Birmingham Frequencies stands out from other releases in this genre in being taken from one unedited live performance.
- CD contains an additional interactive CDRom of sounds and images from the night.
- dynamic, as befits the urban perspective, than the undulating aurora borealis of Polar Sequences. The patented, warm electronics of Biosphere are perfectly complemented by the jauntier rhythms and extrapolations of HIA?' Motion'