RFI home.

06apr06

Monitoring
Measurements
Info


Monitoring

Rfi monitoring at AO
Hilltop rfi monitoring
Fractional occurrence of rfi in telescope data by month
Tv station power vs time


Measurements

All measurements (in reverse time order).
 
Rfi measurements by category
By Freq Band 327 430 800
lband sband cband xband
By device cameras distomats
pwrmeter tertiary DomeAc bldingAc
Units

  az,za encoders misc devices visitor
center

12meter
12meter_discone
antennas,
probeSet

lat,long
locations

satellites
(gps..)
Misc  az and za dependence
Radar measurements
rcvr intermods,
harmonics

site Power
shutdowns

optical
interference

x111 images

some ComLic
(microWaveLinks)







Info   (top)

List of rfi frequencies seen at AO. Tv Info
list of some rfi related events

fcc online table of frequency allocations (.pdf)
Cell phone info
NTIA freq Alloc chart (3Khz to 300Ghz, 2011) (.pdf) FM band info
NTIA Office of Spectrum Management.
AO coordination zone (fcc)
ElectronicCodeOfFederalRegulations:title 47:telecommunications
Pr RadioAstronomy facility zoning
Handbook of Frequency Allocations and Spectrum protection for Scientific Uses:2nd edition (2015) (.pdf)

ITU Recommendation P.372-7 Radio noise (.pdf)

puerto  rican coordination zone (.pdf)

FCC actions that impact radio astronomy tx licenses for Ao

Emission designators

FCC codes for puerto rico

Rfi removeal techniques

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