Since it's not explicitly stated until near the end of the very long page, the LVDC was the Saturn V rocket's Launch Vehicle Digital Computer. More details at [1].
> so that once and for all the real technology beneath the surface could be understood, that could explain how the Apollo Launch Vehicle Digital Computer really worked.
> so that once and for all the real technology beneath the surface could be understood, that could explain how the Apollo Launch Vehicle Digital Computer really worked.