一种双端输入的直流差动对数放大器的研制

Research And Development of A Direct Current Differential Logarithmic Amplifier With Two-terminal Inputs

本文介绍了一种实用的双端输入的直流差动对数放大器。文中给出了该放大器的数学模式;对电路结构、主要技术指标和测试方法作了简单描述;一些主要测试数据和数据处理方法被给出。同时对该放大器的特点、制作等有关的问题进行了初步地探讨。

This paper introduced a direct current differential logarithmicamplifier with two-terminal inputs.The mathematical mode of this amplifierwere given.The configuration of circuit and major technical specifications andtest methods were described briefly.Some major test data and methods of da-ta-processing were given.Meanwhile some problems for the characteristic andto make of this amplifier were discussed.