This illustration represents Oscillograph which is a device for recording oscillation, vintage line drawing or engraving illustration.
Size: 5000px × 4163px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: apparatus, art., black, drawing, engraved, engraving, illustration, line, oscillation, oscillograph, vector, vectors, vintage, white