ELOG - Background, no beam for a period

DTAS

Message ID: 92 Entry time: Mon Jun 3 01:45:31 2019

Author:	A. Algora
Subject:	Background, no beam for a period

Start: 09:45

Stop (partial save): 09:55, 10:00, 10:14,10:29,10:37,10:46

Root: 201906030955_background_AIDA_in.root (no beam, not erased), 201906031000_background_AIDA_in.root (no beam, not erased),

201906031014_background_AIDA_in.root(no beam, not erased), 201906031029_background_AIDA_in.root(no beam, not erased),

201906031037_background_AIDA_in.root(no beam, not erased),201906031046_background_AIDA_in.root(no beam, not erased)

201906031135_background_AIDA_in.root (with beam at the end)

At 10:43 or so, a Synch pulse was sent

Intensity of the beam has been increased. There is a clear increase of the background. Rates 3.2 kHz (dynodes), 3.3 (anodes).

9 kHz at F11 plastic, 9 kHz at F7