Storage Technology Corp has completed the previously announced acquisition of M4 Data Ltd, Camberley, Surrey (CI No 1,287), saying that M4’s newest tape drive product meets the size requirements of the mini and mid-range computer markets with outstanding reliability and enhanced capability, and adds a European manufacturing presence to StorageTek’s existing manufacturing operations in the US and Puerto Rico; M4 will begin shipping the drawer-mount 9914 this quarter – it is an automatic-loading, half-inch open reel drive and M4’s first to offer quad density in GCR, PE, double PE and NRZI formats; terms were not disclosed; M4 was a management buyout from Thorn EMI Plc.