Figure F17. Schematic diagram of the triple combination and Formation Microscanner (FMS)/sonic tool strings. HTCG = high-temperature/pressure telemetry gamma-ray cartridge. HNGS = hostile-environment natural gamma-ray sonde. APS = accelerator porosity sonde. HLDS = hostile-environment lithodensity sonde. DSI = dipole shear imager. NGT = natural gamma-ray tool. GDIT = general purpose inclinometer tool.