High-speed gathering apparatus for measuring data, namely, high-speed data acquisition and capture units for testing analog voltage, temperature, acceleration, strain and frequency; Meters and analyzers for use in sensing and reporting environmental conditions, namely, environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature and include reporting functions; information gathering apparatus which has functions to store the data measured by remote monitoring and to send stored data upon request, namely, electronic recorders for storing and archiving information related to analog voltage, temperature, acceleration, strain and frequency; data acquisition apparatus, namely, data processors having the function to store the data measured by remote monitoring and to send stored data upon request; input modules of insulation system for measuring data, namely, integrated circuit modules, rectifier modules, and high voltage isolation modules; electric or magnetic meters and testers, namely, electric meters, magnetic meters, namely, frequency meters, testers, namely, circuit testers, analog voltage testers, temperature testers, acceleration testers, strain and frequency testers; telecommunication devices and apparatus, namely, input/output modular telecommunications switches, having multiple channels and compatible to physical value data and electric charge data