A 3D render of a polygraph lie detector machine drawing red lines on graph paper

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Size: 4200px × 2654px
Photo credit: © Allan Swart / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: activity, amplitude, analog, chart, crime, curve, detect, detector, diagram, drawing, electronic, examination, frequency, graph, grid, indicator, ink, instrument, isolated, lie, machine, marker, measure, meter, needle, pad, paper, peak, pen, pointer, polygraph, pulse, rates, record, red, sheet, shot, studio, stylus, technology, test, truth, wave