Battletech - 8613 -Technical Readout 2750 (1989)

Technical Readout: 2750 concerns itself with the models of 'Mechs, ASFs, tanks, hovercraft, personal equipment and WarShips in use during the first Star League. It provides Level 2 variants (before the Clans were introduced) of common 3025-era assets.

In-universe, the TRO is a compilation of technology retrieved from the Gray Death Memory Core, twenty years after its discovery.