00100	FAKE FILES
00105		FAKE8.SAI	
00110		FAKE9.SAI
00115		FAKE10.SAI	contains three parts equivalent to
00120				FAKE11,FAKE12,FAKE13
00200		FAKE11.SAI	1% and 5% thresholds for zero signal
00300		FAKE12.SAI	step height for 50% detection
00400		FAKE13.SAI	angular and position errors as a function
00500				of contrast, angle and position
00600		FAKE14.SAI	same
00700		FAKE15.SAI	same
00800	
00805	
00810	FINAL VERSIONS
00850		FAKE21.SAI	neat version of FAKE11.SAI
00855				1% and 5% thresholds for zero signal
00860		FAKE22.SAI	neat version of FAKE12.SAI
00865				step height for 50% detection
00870		FAKE23.SAI	identical to FAKE15.SAI
00875				angular and position errors as a function
00880				of contrast, angle and position
00900	
01000		STEP5.SAI	generates step functions
01100		STEP.6		later and better version of STEP
01200