Rigol

Rigol RIGOL Technologies, Inc. is an emerging T&M leader and a technology innovator in Electronic Measurement and Chemical Analysis. RIGOL's premium line of products includes Digital Oscilloscopes,RF Spectrum Analyzers, Digital Multimeters, Function/Arbitrary Waveform Generators, Digital Programmable Power Supplies, HPLC and UV-Vis Spectrophotometers.
 

Site: https://www.rigolna.com/