The pictures below show oscilloscope traces for gas mixture 50/50 Ar/CO2.
 new preamp and new cable (baseline adjusted), 1900V. |
 old preamp and old cable, 1900V. |
 new preamp and old cable, 1900V. |
The following were obtained with increased anode voltages.
 new preamp, 55Fe, 50/50 Ar/CO2, 2100V |
 new preamp, 55Fe, 50/50 Ar/CO2, 2100V (as left, for longer) |
 old preamp, 55Fe, 50/50 Ar/CO2, 2100V |
 old preamp, 55Fe, 50/50 Ar/CO2, 2100V (as left, for longer) |
 new preamp, cosmic rays, 50/50 Ar/CO2, 2100V |
 new preamp, cosmic rays, 50/50 Ar/CO2, 2100V (as left, for longer) |
 old preamp, cosmic rays, 50/50 Ar/CO2, 2100V |
 old preamp, cosmic rays, 50/50 Ar/CO2, 2100V (as left, for longer) |
 new preamp with 50/50 Ar/CO2, 2200V |
