Monitoring device

The invention relates to a monitoring device for the growth conditions of a plant, having a measuring sensor which can be introduced into the soil. It exhibits a read-out memory for previously determined measured values of a number of physical variables at the location of a plant as well as transmission means for a read-out part which, for measured-value transmission, can be connected temporarily to the device. ...

Elektronisches Orientierungsgerät

An electronic guide device, preferably for a city guide, having a distribution of all selector functions on two operating regions on both sides of the LCD display (2) for finding the position of geographical objects of predeterminable kinds and the best way to reach them, in which geographical objects of a predeterminable kind and geographical regions can be selected on a first control field from lists, and plane squares can be selected on a second or third control field (22 and 23). The device shows a geographical map which can be moved and zoomed into by a cursor (1) and the scale (3) and is fitted with its own power source and a circuit with the read unit (35) and aperture (15) for disc-shaped data substrates (24) a bus (31) and a microcomputer (30) for finding locations and for processing and issuing additional information.

ELEKTRONISCHES ORIENTIERUNGSGERÄT.