Test Type
Test Units
Chamber
Electret Type
Cfg
Background Gamma by State/Province
Elevation
Radon - Single
Radon - Duplicate
SI Units
US Units
S Chamber
L Chamber
L-OO Chamber
H Chamber
Short-Term
Mid-Term
Long-Term
Select State
AK
AL
AR
AZ
CA
CO
CT
DC
DE
FL
GA
HI
IA
ID
IL
IN
KS
KY
LA
MA
MD
ME
MI
MN
MO
MS
MT
NC
ND
NE
NH
NJ
NM
NV
NY
OH
OK
OR
PA
RI
SC
SD
TN
TX
UT
VA
VT
WA
WI
WV
WY
---
AB
BC
MB
NB
NL
NS
NT
NU
ON
PE
QC
SK
YT
------
Measured Value
uR/hr
ft
#
Electret Serial #
Start Date/Time
Start Volts
End Date/Time
End Volts
Delta Hours.
Result
% Err
1
2
Calculate
Clear
Print
Averaged Results
Relative Percent Difference
%
Test Results
WARNING: Results not saved to database
All calculations now utilize Rad Elec's logarithmic calibration factors. We do not recommend deploying an electret below 100 volts.