Steuerungsschaltung für Magnetfeldsendeantenne mit RLC-Schaltkreis

摘要

The circuit has an output terminal and an input terminal (1) at which a supply voltage is applied by a battery of a vehicle. A supply circuit is connected to ground. A voltage transformer is connected between an input terminal (Se) of the transformer and the ground, where an input voltage of the transformer is adjusted to compensate dispersions of an antenna. - An INDEPENDENT CLAIM is also included for a motor vehicle comprising a hands free access system with an electronic circuit.