Preamp 4

From GlueXWiki
Jump to: navigation, search

The pictures below show oscilloscope traces for gas mixture 50/50 Ar/CO2, all are shaper output.
Preamp 4 is described in GlueX-doc-1364, table 2, row 2; Preamp 3 is described in row 1.

2000V, 55Fe source

preamp 4, 55Fe, 50/50 Ar/CO2, 2000V
preamp 3, 55Fe, 50/50 Ar/CO2, 2000V
old preamp, 55Fe, 50/50 Ar/CO2, 2000V

2000V, Cosmic rays

preamp 4, cosmic rays, 50/50 Ar/CO2, 2000V
preamp 3, cosmic rays, 50/50 Ar/CO2, 2000V
old preamp, cosmic rays, 50/50 Ar/CO2, 2000V




2100V, 55Fe source

preamp 4, 55Fe, 50/50 Ar/CO2, 2100V
preamp 3, 55Fe, 50/50 Ar/CO2, 2100V
old preamp, 55Fe, 50/50 Ar/CO2, 2100V

As above, for longer

preamp 4, 55Fe, 50/50 Ar/CO2, 2100V
preamp 3, 55Fe, 50/50 Ar/CO2, 2100V
old preamp, 55Fe, 50/50 Ar/CO2, 2100V


2100V, Cosmic rays

preamp 4, cosmic rays, 50/50 Ar/CO2, 2100V
preamp 3, cosmic rays, 50/50 Ar/CO2, 2100V
old preamp, cosmic rays, 50/50 Ar/CO2, 2100V

As above, for longer

preamp 4, cosmic rays, 50/50 Ar/CO2, 2100V
preamp 3, cosmic rays, 50/50 Ar/CO2, 2100V
old preamp, cosmic rays, 50/50 Ar/CO2, 2100V




2200V, 55Fe source

preamp 4, 55Fe, 50/50 Ar/CO2, 2200V
preamp 3, 55Fe, 50/50 Ar/CO2, 2200V

As above, for longer

preamp 4, 55Fe, 50/50 Ar/CO2, 2200V


2200V, Cosmic rays

preamp 4, cosmic rays, 50/50 Ar/CO2, 2200V

As above, for longer

preamp 4, cosmic rays, 50/50 Ar/CO2, 2200V