URL:https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg1yafAV6yNtPHb7V5PXAlrExlRdt77FFc5Z62gvM8S-no6VWMZ5kZXaTuzr69B5g0GaisNZJ0vnsq_5APxCvvIsEghsPDFTQCPTepPSOvVmRN43Qlq3oTr40SstP0QBmEt1jfq-EnjDpuZ/s1600/300B_3_5K_frequency_response_plot_02.jpg
掲載元:https://jandkaudiodesign.blogspot.com/2014/03/output-transformer-frequency-response.html