InstroTek
100
Readings in mREM/HR
Notes:
1- Gamma Measurements made with a Victoreen Model 492 Ionization
chamber, S/N 3695.
2- Neutron Measurements made with a Ludlum Model 12-4 neutron meter, S/N
237866, calibrated.
3- Dose rates are for 10 (+/- 10%) mCi Cs-137 gamma source and 40 (+/- 10%)
mCi Am241:Be neutron source.
Readings
in
MREM/HR
@
“X”
Meters
Front
Back
L Side
R Side
Top
Bottom
Handle
Ga
mm
a
Neu
tron
Ga
mm
a
Neu
tron
Ga
mm
a
Neu
tron
Ga
mm
a
Neu
tron
Ga
mm
a
Neu
tron
Ga
mm
a
Neu
tron
Ga
mm
a
Neu
tron
G
a
u
g
e
.0
5
M
5.0
2.0
6.0
2.0
4.0
1.6
5.5
1.4
2.8
2.0
12.
0
4.0
0.2
0.8
.3
M
0.5
0.8
0.4
0.6
0.1
0.2
1.2
0.1
1.2
0.3
4.0
1.0
1.
0
M
0.1
0.0
0.1
0.0
0.0
0.0
0.1
0.0
0.1
0.0
0.1
0.2
C
a
s
e
.0
5
M
2.2
0.8
1.5
1.2
0.3
0.2
4.0
2.0
3.0
0.4
3.0
1.2
.3
M
0.4
0.3
0.4
0.7
0.1
0.0
0.5
0.6
1.0
0.2
1.1
0.3
1.
0
M
0.1
0.1
0.1
0.0
0.0
0.0
0.1
0.1
0.1
0.1
0.1
0.0
1