In my 35 years of working for GTE and Verizon, I have had the opportunity to use and evaluate a wide variety of test gear ranging from simple analog and digital multimeter s to some of the most advanced JDSU  DSL test meters and Acterna T-Berds.
We offer a wide variety of test gear on our site.  Use the search function at the top of the page if you don't see what you are looking for.  Be sure to visit of blog page for some tips and tricks on using various test gear.
The following test gear are used for basic measurement of voltages, currents, and components in the circuit under test.
Voltmeter-(Measures AC or DC voltages)
 
Ohmmeter -(Measures resistance)

Ammeter or Milliameter (Measures current)

Multimeter (Volt-Ohm-Milliameter) or DMM (Digital Multimeter) (Measures all of the above)

Digital Pattern Generator

Oscilloscope (Displays voltage as it changes over time)

Frequency counter (Measures frequency)

Capacitance meter (Measures capacitance)

LCR meter (Measures inductance, capacitance, resistance and combinations thereof)
EMF Meter (Measures Electric and Magnetic Fields)
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