9 Remote monitoring systems for locomotives and engines comprised of computers, telecommunication equipment, namely, satellite modems, locomotive control computers, electronic measuring devices, electronic sensing devices, computer software for use in operating remote monitoring systems for locomotives and engines, operator user interface computers, cellular modems, digital cellular modems, analog cellular modems, LAN devices, wireless LAN devices, global positioning systems, cellular system providers, mainframe servers with web-based applications and databases, event recording systems comprised of electronic recording machines; electronic measuring, sensing, recording, signaling, and warning apparatus used in operation of locomotives and engines; global positioning system; computer software for use in electrical and electronic monitoring systems, operation systems and control systems in the field of locomotives and engines; electrical and electronic control apparatus and systems for the control of locomotives and engines comprised of computers, telecommunication equipment, namely, satellite modems, locomotive control computers, electronic measuring devices, electronic sensing devices, computer software for use in operating remote control systems for locomotives and engines, operator user interface computers, cellular modems, digital cellular modems, analog cellular modems, LAN devices, wireless LAN devices, global positioning systems, cellular system providers, mainframe servers with web-based applications and databases, event recording systems comprised of electronic recording machines; electrical and electronic monitoring and switching apparatus and systems comprised of computers, telecommunication equipment, namely, satellite modems, locomotive control computers, electronic measuring devices, electronic sensing devices, computer software for use in operating remote monitoring and switching systems for locomotives and engines, operator user interface computers, cellular modems, digital cellular modems, analog cellular modems, LAN devices, wireless LAN devices, global positioning systems, cellular system providers, mainframe servers with web-based applications and databases, event recording systems comprised of electronic recording machines for use in the field of tracking the activities and status of locomotives and engines