Figure 1: Different pieces and connectors of homemade cylindrical chamber (Figure 1A and B show TNC connector for 0.6cc ion chamber connection to electrometer, Figure 1C and D show Al and PMMA pieces and the connectors of the chamber, Figure 1E shows the completed configuration of the fabricated chamber and Figure 1F shows the completed configuration of the fabricated chamber plus build up cap for Co-60 measurement in air.).