Shortly after leaving Earth, Commander Leylan gave an order to "cut in the hyperdrive, Time Distort five". Jenna noted that hyperdrive running was expensive, and that the London's hyperdrive was an early mark in need of "restressing".
See also PHOTONIC DRIVE, SPEED, TIME DISTORT, INTERGALACTIC DRIVE.
Mentioned by Ro as a new kind of ship, presumably with a new kind of drive, needing monopasium 239 to travel to other galaxies within a reasonable period of flight time.
According to Avon, the means by which all Federation communications were transmitted. The messages were converted to zeta-3 particles before scrambling. A sub-beam communicator was found on Cephlon and used to contact Liberator: this presumably used the same principle, and likewise the sub-space communicator taken by Coser to UP-Weapon. The A-line pulse codes featured in Killer may have been an alternative means of transmitting information, or new and improved communications technology.