Strain Gauge Signal Conditioners Thermocouple Amplifiers formanceofsuchpopulardevicesastheMC1458/MC1558, LM158andOP-221.TheLT1013’sspecificationsaresimilar Instrumentation Amplifiers n to (even somewhat better than) the LT1014’s. 4mA to 20mA Current Loop Transmitters n Multiple Limit Threshold Detection