Nuclear Corporation Model ANC-100XL "Ray-D-Tec"
(ca. 1962 -
With its aluminum
barrel-shaped body, flashing light on top, and purple plastic pistol grip,
the Ray-D-Tec Model ANC-100XL might have come out of a science fiction
Not only did it look
cool, it could not have been easier to use.
The only control was an on/off button positioned like a trigger on
the pistol grip, and because it used a logarithmic scale, no range switch
was necessary. The Ray-D-Tec came in two versions, one with a 0 – 100 mR/h
range and the other with a 0 – 1000 mR/h range. While the 100XL was
primarily designed for gamma exposure rate measurements,
it was also capable of detecting beta and alpha activity.
end window GM tube.
logarithmic scale, 0 – 100 mR
two 1.5 volt AA batteries.
Ray-D-Tec was manufactured by American Nuclear Corporation of
Model ANC-100XL Instruction Manual, no date.
Copyright 1999, Oak Ridge Associated Universities