; ; Hardware setup for the MSAA-3 Concordia University UNIT ; LAST UPGRADE: April 11, 2001 ; File location & name : local directory, ms.hdw ; ; This file contains hardware coefficients of the Moessbauer spectrometer. ; Comment lines begin with semicolon (;) as the FIRST character on the line. ; Coefficients are located at the beginning of lines in a free format, re- ; mainder of the line can be used for comments. ; ; The following order of records has to be obeyed: ; ; Hardware version: ; ---------------- 3 hardware version v1 1 hardware version v2 0 hardware version v3 ; ; Address of ISA card in PC IO space (decimal) ; ---------------------------------- 768 = 0x0300 ; ; ; Analogue block time constants: ; ----------------------------- ; to be invoked pressing "Auto" in "Analogue block parameters" ; Base capture delay, Peak capture delay, PileOnTile Rejection ; for four distinct sets of time constants 4 12 25 for tau1 7 21 43 for tau2 7 42 90 for tau3 7 83 200 for tau4 ; ; High voltage supply: ; ------------------- ; scintillation detector head: 923 HVUpLmt upper limit for DAC code 47 HVLowLmt lower limit for DAC code 1.4067 slope for CodeToVoltage conversion -31.57 intercept for CodeToVoltage conversion ; ; proportional detector head: ;1023 HVUpLmt upper limit for DAC code ;35 HVLowLmt lower limit for DAC code ;1.957 slope for CodeToVoltage conversion ;-46.4 intercept for CodeToVoltage conversion ; ; Setup for transducer velocity: ; ----------------------------- 0 velocity range (1 - high, 0 - low) 0.15695 slope for CodeToVelocity (Code: Current Amplitude) - high range 0.01347 slope for CodeToVelocity (Code: Current Amplitude) - low range ; ; Calibrated MSL/MSAA-3 clock frequency: 5999928.0 Hz. ; ;End