Terahertz Time-Domain Spectrometer with Precision Delay Line Encoder A.A. Mamrashev, F.A. Minakov, L.V. Maximov, N.A. Nikolaev and P.L. Chapovsky EPJ Web Conf., 195 (2018) 05007 Published online: 23 November 2018 DOI: 10.1051/epjconf/201819505007