‘Octopuce’ beam test D. Attié, X. Coppolani, P. Colas, M. Lupberger, M. Riallot, J. Timmermans, W. Wang Thanks to K. Dehmelt & U. Renz I’m here to present a TPC review LCTPC WP Phone meeting 119 December ç, 2010

Trigger/shutter and handshake schematics Trigger setup Trigger/shutter and handshake schematics T.U. ∞ Trigger BUSY Trigger TTL level to PC NIM→TTL Out Reset Out PC BUSY TTL→NIM Out = NIM Out Out Out = NIM Out Veto T.U. 1.6 μs T.U. ∞ NIM→TTL Out Shutter active low Start EndM Reset Out Shutter when generated by trigger TRIGGERS December 9, 2010 LCTPC WP phone meeting #119

LCTPC WP phone meeting #119 Gas box He/Iso 80/20 Vmesh = 370V TOT mode Shutter time 0.5 s December 9, 2010 LCTPC WP phone meeting #119

LCTPC WP phone meeting #119 TPC at 0T He/Iso 80/20 Vmesh = 380V Time mode Shutter Time: 100 us, start given by beam trigger December 9, 2010 LCTPC WP phone meeting #119

LCTPC WP phone meeting #119 TPC at 1T He/Iso 80/20 Vmesh = 380V Time mode Shutter Time: 100 us, start given by beam trigger December 9, 2010 LCTPC WP phone meeting #119

LCTPC WP phone meeting #119 TPC at 1T He/Iso 80/20 Vmesh = 400V Time mode Shutter Time: 100 us, start given by beam trigger December 9, 2010 LCTPC WP phone meeting #119