2.
60 secmpoint source standards should be taken just prior to the
backgrounds to verify cero and gain and overall system stability.
The
tategral over a specific energy range should always be constant 73%.
3.
Persons in the operational group who have known body burdens shall
be counted during che counting period at least once.
4.
5% of all patients will be recounted.
Part C - Procedure to Analyce Data Usiag Alphal
Alphal allows che user to acquire data while the previous data acquisition is being analyzed.
All data (background QC and samples) aust be ac-
quired, stored and analyzed with ALPYAl.
There are several basic commands:
files, background, analyze, standard and sample.
program under Alphal.
T 19; L I ALPHAlL CR.
message;
Each command runs a nzini
To load Alphal, insert correct diskette and then type L
The program is auto scarting so read the initial
it appears only once.
Note:
all yes and no response requires the
full work to be typed not just the first letter:
Ll.
Iaitial Startup
ae
Set the clock by typing the day of year (1-366) then a space,
the hour and a space then the minute of the day CR.
b.
Type STANDARD for the next command.
The standard program aust be called 2 times before proceeding
further with ALPHAlL.
channel matrix.
The firse time is set up the standard into a 12 to 250
The next time is to select which standards should be used.
Enter standard numbers appropriate to the detector being used.
Use standards
from the 1,000 sertes for detector #1 and standards from the 2,000 series for
decector #2.
ec.
Under ST, the next response should be Recall or RE.CR.
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