Transformer calibrator power amplification device

• Main Authors: CHEN XUTONG, LIN CONG, ZHU MENGMENG, GU HONGBO, ZHAI SHAOLEI, ZHU QUANCONG
• Format: Patent
• Language: Chinese; English
• Published: 17.11.2017
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The application discloses transformer calibrator power amplification device includes: input port, power amplifier, isolation transformer and output port, power amplifier includes: power amplification circuit, power amplification circuit includes: amplifier circuit, first -order high pass filter, bridge type push -pull circuit, input port's output with an amplifier circuit's input is established ties, an amplifier circuit's output with and a power amplification circuit. First -order high pass filter's output with bridge type push -pull circuit's input is established ties, bridge type push -pull circuit's output with isolation transformer's input is established ties, isolation transformer's output with output port establishes ties. Can effectively solve the problem of current transformer calibrator to small and weak voltage or electric current signal measurement inaccuracy, poor stability. 本申请公开了种互感器校验仪功率放大装置，包括：输入端口、功率放大器、隔离变压器和输出端口；所述功率放大器包括：功率放大电路；所述功率放大电路包括：次放大电路、阶高通滤波器、桥式推挽电路；所述输入端口的输出端与所述次放大电路的输入端串联；所述次放大