Invia SMS: Pulse to Pulse Variation in the Output Parameters of a Pulsed Electron Accelerator During High Repetition Rate Durational Operation; EAPPC with BEAMS and MEGAGAUSS, 2016 Estoril [EAPPC 2016, 6th Euro-Asian Pulsed Power Conference ; BEAMS 2016, 21st International Conference on High-Power Particle Beams ; MG-XV, 15th International Conference on Megagauss Magnetic Field Generation and Rlated Tpics]