Glensound COPPER 29/T Twin Rack Mount Digital HybridGlensound invented the worlds first hybrid in 1966 for the BBC. Current technology, combined with the Glensound Engineers understanding of digital systems for audio, have presented the environment to develop the ultimate telephone balancing unit. Glensound presents the Copper 29 T as part of the Atomic range, as it is considered to excel in its application. This is a twin hybrid. The points below are per each individual hybrid. Analogue and Digital I