| 摘要 |
PURPOSE:To perform high precision trim rising of the electric property of the article to be trimmed so that it may conform to the specified standard without being influenced by the change of environmental conditions on operation or the accuracy of a measure system, in the manufacture process of a hybrid IC(H.I.C.), etc. CONSTITUTION:A standard article 4 is arranged under the same environmental condition as an article 1 to be trimmed, and the same signals are input into these from an input signal generator 2, and the difference between output signals at that time is determined with a subtracter 5, and the trimming for narrowing the width of, for example, wiring in an article 1 to be trimmed is performed by a trimming device body 3 so that the difference between output signals may be zero. |
