This directory contains 54 SIS response matrices These are all made with version 0.8 of the SIS response generator, sisrmg. Since most ASCA users have access to this software (and the script, sisrsp, which provides a friendlier interface), only a representative set is provided here. File names are constructed from the following components. Instrument: s0 or s1 Chip: c0, c1, c2 or c3 Event grade: g0234 or g02 Split threshold: p40 Echo correction: e0 [Bright 2 mode] or e1 [Bright or Fast mode] No of channels: 1024 or 512 Version: v0_8 Channel type: h [PHA] or i [PI] XRT response?: rmf [no] or rsp [yes] For a more complete description, please refer to the release note which can be found under SIS News in our ASCA GOF mosaic page (or directly at http://heasarc.gsfc.nasa.gov/docs/asca/sis_v0_8.html).