HEIR, GENERAL. Heir at common in the English law. The heir at common law is he who, after his father or ancestor's death has a right to, and is introduced into all his lands, tenements and hereditaments. He must be of the whole blood, not a bastard, alien, &c.
An air data computer (ADC) is a avionics component that assimilates the inputs from an aircraft's external and system sensors and returns a series of calculated results critical to the control of the aircraft. In one compact package, the air data computer performs what a bank of individual instruments were once required to do. Almost all the flight-related information displayed in newer commercial aircraft fitted with glass cockpits is compiled by an air data computer.
  The ECM is short for Electronic Control Module and is a computer that is designed to monitor the component it belongs to. An engine ECM monitors emissions, fuel, air, sp â¦ eed, temperatures and has limits programed that keep horsepower and fueling in check mainly for emission purposes.hare to: 1  Details About the Inner Workings of a Vehicle's Electronic Control Module The electronic control module (ECM) of a vehicle regulates a number or vehicle performance functions. 2  The ECM is sometimes called a powertrain control module or computer contâ¦.