Calculate NIC and STC
The webpage is not working since JavaScript is not enabled. Most likely, you are viewing using Dropbox website or another limited browser environment.
STC OR NIC Rating =
[No canvas support]
Frequency (Hz)
STC Contour
Contour Level (dB)
TL or NR (dB)
Deficiency
Pass or Fail
1/3 OBCF
125
160
200
250
315
400
500
630
800
1000
1250
1600
2000
2500
3150
4000
Sum of Deficiencies:
Guess STC OR NIC
INSTRUCTIONS: ENTER DATA IN RED
Update
Reset
Print
Submit
