Project Description
Telescope:
1.7-m diameter, off-axis Gregorian
Beamsize (460 GHz): 2'
Tertiary chopper: 40' throw
Receivers:
Current:
230 GHz SIS Waveguide (120K DSB)
460-492, 810 GHz SIS Waveguide (120-170K DSB,
1200K DSB)
460-492 GHz SIS Quasi-optical (165K DSB)
460-500 GHz Schottky-barrier diode (2500K DSB)
Future:
810 GHz 4-channel SIS Array (PoleSTAR)
55 Fabry-Perot Bolometer Array (SPIFI)
Backends:
Acousto-optical Spectrometers (U. Cologne):
2048 1.07 MHz channels, 1.1 GHz BW
2048 1.07 MHz channels, 1.1 GHz BW
2048 44 KHz channels, 64 MHz BW