Before revision: Prepared by FTCM Frank E. Sloan Apparatus and techniques may be described qualitatively as "microwave" when the wavelengths of signals are roughly the same as the dimensions of the equipment, so that lumped-element circuit theory is inaccurate.
After revision: Prepared by FTCM Frank E. Sloan Apparatus and techniques may be described qualitatively as "microwave" when the wavelengths of signals are roughly the same as the dimensions of the equipment, so that lumped-element modelthe is inaccurate.