APEX Instruments Summary Table
| Instrument | Spectral Coverage | Observing Mode | Spectral Resolution | Multiplex | Note | Telescope | 
|---|---|---|---|---|---|---|
| LABOCA | 870 µm | bolometer array | - | - | 295 pixels | APEX | 
| SEPIA | 159-211 GHz 272-376 GHz 600-722 GHz  | 
heterodyne receiver | - | - | Band 5: Sideband separating receiver with instantaneous coverage in 2 bands of 4 GHz in both polarizations. Band 7: Sideband separating receiver with instantaneous coverage in 2 band of 4 GHz in both polarizations. Band 9: Double side-band receiver with instantaneous coverage in 1 band of 4 GHz in both polarizations.  | 
APEX | 
| ARTEMIS | 350 µm 450 µm  | 
bolometer array | - | - | FoV: 4' x 2''; 2304 pixels (fully sampled) | APEX | 
| PI230 | 
200-270 GHz | heterodyne receiver | 
- | - | sideband-separating receiver with instantaneous coverage of 8 GHz in both sidebands and both polarizations | APEX | 
