Addressable transducer with a variable frequency oscillation for
Addressable transducer with improved address signal processing
Analogue telemetry system and method for fault detection in opti
Circuit arrangement for the transmission of measurement value si
Generator capable of producing multiple signals with different f
Measuring device having transmitter
Method and system for producing a magnetic field signal...
Sensing apparatus
Sensing apparatus using frequency changes
Telemetry system for transmitting analog data over a telephone l