Example image of eyePlorer eyePlorer map for 'Voltmeter': Electric potential Analog-to-digital converter Multimeter Amplifier Weston cell Galvanometer Ammeter Rectifier Field-effect transistor Andrew Kay Kaypro Integrating ADC Voltage reference Integrated circuit Cathode ray tube Oscilloscope Electron Ion selective electrode Max Essex Solenoid voltmeter Electrical measurements Hot point probe Non-Linear Systems Van der Pauw method Voltameter Capacitance meter Electrostatic voltmeter Scanning voltage microscopy Sensor Test probe Bruce Fogle Farnell Technology List of acronyms and initialisms: D Opendra Narayan Standard Commands for Programmable Instruments Stray voltage Battery indicator Timing light Voltage Observer effect (physics) PH meter Ames Hydroelectric Generating Plant Continuity tester Copper-copper(II) sulfate electrode Cupertino effect Edward Weston (chemist) Electroscope List of 7400 series integrated circuits Analog-to-Digital Timeline Reverse sneezing