Difference between revisions of "Preamp 4"

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{| border="1" cellpadding="2"
 
{| border="1" cellpadding="2"
 
|width="280pt"|[[Image:preamp4_55Fe_2200V.jpg|thumb|none|270px|preamp 4, 55Fe, 50/50 Ar/CO2, 2200V]]
 
|width="280pt"|[[Image:preamp4_55Fe_2200V.jpg|thumb|none|270px|preamp 4, 55Fe, 50/50 Ar/CO2, 2200V]]
 +
|width="280pt"|[[Image:new_preamp_55Fe_2200V.jpg|thumb|none|270px|preamp 3, 55Fe, 50/50 Ar/CO2, 2200V]]
 
|}
 
|}
 
As above, for longer
 
As above, for longer

Latest revision as of 15:44, 4 May 2010

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
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