Definitions for "TEST COUPON"
An area of patterns and holes located on the same fabrication panel as the actual PWB, but separate from the electrical circuits and outside the board outline.
A portion of a PCB containing test points made accessible for quickly determining overall quality.
A portion of a printed circuit board or of a panel containing printed circuit coupons, used to determine the acceptability of such boards using destructive testing methods such as Microsectioning.
Keywords:  cast, thereof, sample, iron, steel
Specially designed casting, or portion thereof, that is used to provide a representative sample of the iron from which it was cast.
A sample of a casting or steel used for checking the properties of that casting or steel.