вольтметр
- ac voltmeter
- aperiodic voltmeter
- astatic voltmeter
- average voltmeter
- cathode-ray voltmeter
- clamp-on voltmeter
- compensation voltmeter
- contact-making voltmeter
- crest voltmeter
- dc voltmeter
- differential voltmeter
- digital voltmeter
- dynamometer voltmeter
- electromagnetic voltmeter
- electronic voltmeter
- electrostatic voltmeter
- electrothermal voltmeter
- high-resistance voltmeter
- high-voltage voltmeter
- hot-wire voltmeter
- induction voltmeter
- integrating voltmeter
- iron-core voltmeter
- iron-loss voltmeter
- low-resistance voltmeter
- low-voltage voltmeter
- moving-coil voltmeter
- moving-iron voltmeter
- multirange voltmeter
- null-balance voltmeter
- panel voltmeter
- peak-reading voltmeter
- peak voltmeter
- permanent-magnet moving-coil voltmeter
- precision voltmeter
- recording voltmeter
- root-mean-square voltmeter
- slideback voltmeter
- sphere gap voltmeter
- standard voltmeter
- static voltmeter
- switchboard voltmeter
- synchronizing voltmeter
- thermionic voltmeter
- time-domain voltmeter
- vacuum tube voltmeter