Instruments

RHUBC-II Instruments – Cerro Toco, Chile

Instrument	Abbreviation	Description
Absolute Solar Transmittance Interferometer	ASTI	Solar tracking spectrometer covering the range 1 to 5 microns
Far-Infrared Spectroscopy of the Troposphere	FIRST	Far infrared spectrometer covering the range 6.25-100 microns
Humidity and Temperature Profiler	HATPRO	3-D scanning 14-channel microwave radiometer sensitive to radiation from 22 to 58 GHz
Radiation Explorer in the Far Infrared	REFIR	Far infrared spectrometer covering the broad spectral range 100-1100 cm^-1
Smithsonian Astrophysical Observatory Fourier Transform Spectrometer	SAO FTS	A sub-millimeter narrow field-of-view spectrometer covering the spectral interval 300 GHz to 3.5 THz.

Instrument	Abbreviation	Description
Atmospherically Emitted Radiance Interferometer	AERI	Infrared spectrometer covering the range 3.3 to 18 microns
MP-183	MP-183	183-GHz microwave radiometer to retrieve precipitable water vapor
Micropulse lidar	MPL	532-nm micropulse lidar for cloud and aerosol profiles
Ceilometer	CEIL	Near-infrared lidar with a maximum range of 7 km
Precision spectral pyranometer	PSP	Broadband hemispheric Eppley pyranometer
Precision infrared radiometer	PIR	Broadband hemispheric Eppley pyrgeometer for diffuse irradiance
Eppley 8-48 pyranometer	8-48	Broadband hemispheric Eppley pyranometer for diffuse irradiance
Normal incidence pyrheliometer	NIP	Broadband Eppley pyrheliometer (narrow field of view) for direct solar radiance
Solar tracker		Kipp and Zonen tracker for broadband radiometers
Meteorological station	MET	Temperature, humidity, wind, pressure, precipitation
Multi-Filter Rotating Shadowband Radiometer	MFRSR	7-channel, Multi-Filter Rotating Shadowband Radiometer
Balloon-Borne Sounding System	BBSS	Temperature, relative humidity, and pressure sensor (radiosondes) with 403 MHz telemetry and Digicora-III receiver