| 摘要 |
<p>The locating device (105) has a housing and an output unit provided in or on the housing. An electrical unit is arranged in the housing in a form of two electromagnetic coils. A comparator is provided to generate a signal, where the signal distinguishes an object as a ratio of the voltages of the electrical unit from a predetermined relationship by a predefined measure. The output unit is provided for outputting a signal indicating the object.</p> |
