#author("2022-06-02T15:37:59+09:00","default:LabMember","LabMember") [[AndoLabInstruments]] * Offset+Lowpass circuit for toy Michelson interferometer [#d69ad189] - Add offset (-10V~10V) - First-order lowpass filter (fc=1.5Hz) - Variable gain (0~400) ** QR code [#b02eb49b] #ref(offset_lowpass_qr.png,,60%); ** Circuit diagram [#j1276862] #ref(offset_lowpass_diagram.png,,40%); ** Photos [#p6091a73] #ref(front.jpg,,15%); #br #ref(inside.jpg,,15%); ** Transfer Function [#l7881269] ** Equivalent Input Noise [#d21d3a73] ** Design [#v6de9d40] - Ver1: designed by H. Fujimoto in May 2022.