4.1.5.1 Facilities

The calibration was performed using 5 source/detector systems at MIT Center for Space Research. These are described in Table 4.4. The High-Resolution Erect-Field Spectrometer and its capabilities are described in ACIS memo PS-59 (Prigozhin). The High-Energy X-ray Source (HEXS) and its capabilities are described in ACIS memos PS-75 and PS-76 (Jones).