Alternator and generator testers manufacturing

Ampere-hour meters manufacturing

Analyzers for testing electrical characteristics manufacturing

Audiofrequency oscillators manufacturing

Audiometers (except medical) manufacturing

Automotive electrical engine diagnostic equipment manufacturing

Battery testers, electrical, manufacturing

Bridges, electrical (e.g., Kelvin, megohm, vacuum tube, Wheatstone), manufacturing

Circuit testers manufacturing

Communications signal testing equipment

Current measuring equipment manufacturing

Decade boxes (i.e., capacitance, inductance, resistance) manufacturing

Demand meters, electric, manufacturing

Digital panel meters, electricity measuring, manufacturing

Digital test equipment (e.g., electronic and electrical circuits and equipment testing) manufacturing

Diode and transistor testers manufacturing

Distortion meters and analyzers manufacturing

Elapsed time meters, electronic, manufacturing

Electrical network analyzers manufacturing

Electrical power measuring equipment manufacturing

Electricity and electrical signal measuring instruments manufacturing

Electricity and electrical signal testing equipment manufacturing

Electron tube test equipment manufacturing

Electronic test equipment for testing electrical characteristics manufacturing

Energy measuring equipment, electrical, manufacturing

Field strength and intensity measuring equipment, electrical, manufacturing

Frequency meters (e.g., electrical, electronic, mechanical) manufacturing

Frequency synthesizers manufacturing

Function generators manufacturing

Galvanometers (except geophysical) manufacturing

Graphic recording meters, electric, manufacturing

Ignition testing instruments manufacturing

Impedance measuring equipment manufacturing

Indicating instruments, electric, manufacturing

Instrument shunts manufacturing

Instruments for measuring electrical quantities manufacturing

Instruments, electric (i.e., testing electrical characteristics), manufacturing

Integrated-circuit testers manufacturing

Integrating electricity meters manufacturing

Internal combustion engine analyzers (i.e., testing electrical characteristics) manufacturing

Kelvin bridges (i.e., electrical measuring instruments) manufacturing

Laboratory standards testing instruments (e.g., capacitance, electrical resistance, inductance) manufacturing

Logic circuit testers manufacturing

Measuring equipment for electronic and electrical circuits and equipment manufacturing

Measuring instruments and meters, electric, manufacturing

Meters, electrical (i.e., graphic recording, panelboard, pocket, portable), manufacturing

Meters, power factor and phase angle, manufacturing

Microwave test equipment manufacturing

Multimeters manufacturing

Ohmmeters manufacturing

Oscillators (e.g., instrument type audiofrequency and radiofrequency) manufacturing

Oscilloscopes manufacturing

Phase angle meters manufacturing

Portable test meters manufacturing

Potentiometric instruments (except industrial process-type) manufacturing

Power factor meters manufacturing

Power measuring equipment, electrical, manufacturing

Pulse (i.e., signal) generators manufacturing

Radar testing instruments, electric, manufacturing

Radiofrequency measuring equipment manufacturing

Radiofrequency oscillators manufacturing

Recorders, oscillographic, manufacturing

Relays (except electrical, electronic), instrument, manufacturing

Resistance measuring equipment manufacturing

Semiconductor test equipment manufacturing

Shunts, instrument, manufacturing

Signal generators and averagers manufacturing

Spark plug testing instruments, electric, manufacturing

Spectrum analyzers manufacturing

Standards and calibration equipment for electrical measuring manufacturing

Standing wave ratio measuring equipment manufacturing

Stroboscopes manufacturing

Sweep generators manufacturing

Sweep oscillators manufacturing

Synchroscopes manufacturing

Tachometer generators manufacturing

Test equipment for electronic and electrical circuits and equipment manufacturing

Test sets, ignition harness, manufacturing

Voltmeters manufacturing

Watt-hour and demand meters, combined, manufacturing

Watt-hour and time switch meters, combined, manufacturing

Watt-hour meters, electric, manufacturing

Wattmeters manufacturing

Waveform measuring and/or analyzing equipment manufacturing

Wheatstone bridges (i.e., electrical measuring instruments) manufacturing

X-Y recorders (i.e., plotters (except computer peripheral equipment)) manufacturing