Héléna (opera) Héléna (opera) Héléna is an opera in three acts by the French composer Étienne Méhul. It premiered at the Opéra-Comique, Paris on 1 March 1803. The libretto is by Jean-Nicolas Bouilly. It enjoyed 36 performances in the space of 20 months before disappearing from the theatre's repertoire. Bouilly was accused of basing the plot too closely on Cherubini's "Les deux journées". According to the musicologist Elizabeth Bartlet, "several scholars have pointed out [that] Beethoven's trumpet call in "Fidelio" was inspired by Méhul's "Héléna"". Constantin, Count of Arles, has been accused of killing his father. He flees with his wife Héléna
Fidelio Telemetry Fidelio Telemetry Fidelio Telemetry is a computer software company, located in Italy, to develop telemetry software for R/C Racing Car. Its products include "Fidelio Orchestra" and "Testbed". Fidelio Telemetry develops telemetry software for processing and plotting telemetry data for R/C Car vehicles and RC racing setup. The Fidelio Company was founded in 2013, and has been providing telemetry software. In 2015 it claimed to have over 3000 customers. The rise of radio controller with telemetry support in RC Car world joint the opportunities offered by computer calculation are bringing new challenges to maintaining effective tools and analyzing programs for critical