PPM (part per million)

D.E.V.I.C.E. is a comprehensive engineering encyclopedia, that includes:

• industry terms used by manufacturers of electronic, test and measurement equipment;
• standards, interfaces and units of quantities;
• multifunctional engineering calculations for circuits, electronic components, connectors, optoengineering, unit converters and more;
• measurement software;
• personality section, about outstanding scientists and inventors;
• historical events from the world of measurements, electronics, physics, chemistry, etc.;
• measurement fun facts.

T&M Atlantic created and maintains this service to better explain the functionality of the instruments it offers and provide general concepts about physical quantities and technological processes. We use tools like video and animation to bring words and images to life and explain boring terms in a way that's easy to understand. Our numerous calculators really help engineers and students in their work and studies.

D.E.V.I.C.E. on Request

If you are searching for a particular term or definition, please contact us and our engineers will be glad to explain it to you.