On Identifying Natural Frequencies in the JAST80 Telescope and Validation With a Simplified 3-D Model. - Fernando Arranz Martínez; Javier Abad; Pedro Ramos Lorente; Samuel Bielsa; Axel Yanes-Díaz; Guillermo Palacios Navarro 001 (IEEE Trans. Instrum. Meas., 2023)