|  | |||
| 
 | 
| Home > Astronomy > Detectors > Tek2 | 
| Warning : these figures refer to Tek2 when it was used with a Dutch controller and are for reference only. Tek2 Parameters
Device Identification
 | 
| Chip name | Tek2 | 
| Year of manufacture | 1993 | 
| Serial number | 1396CR02-01 | 
| First light on La Palma | November 1993 | 
| Description | Thinned AR coated | 
| Speed | Slow | Standard | Quick | Turbo | Nonastro | 
| Bias(ADU) | 996 | 1088 | 1231 | 849 | 379 | 
| Gain(e/ADU) | 1.07 | 1.19 | 1.62 | 2.45 | 4.56 | 
| Noise(e) | 5.22 | 4.99 | 5.77 | 10.26 | 22.6 | 
| Linear to(ADU) | 60k | 60k | 60k | 50k | 15k | 
| Readout time(s) | 164 | 112 | 73 | 58 | 40 | 
| Vertical CTE | 0.99999 | 
| Horizontal CTE | 0.99999 | 
| Pixel Scale (ISIS red) | 0.36 arcsec/pixel | 
| X Pixel size | 24 microns | 
| Y Pixel size | 24 microns | 
| X size in pixels of digitised area | 1124 | 
| Y size in pixels of digitised area | 1124 | 
| X size of useful imaging area | 1024 | 
| Y size of useful imaging area | 1024 | 
| X start of useful imaging area | 50 | 
| Ystart of useful imaging area | 0 | 
| LN2 capacity of cryostat | 2.5 litres | 
| Cryostat window thickness | 4 mm | 
| Distance from window to CCD | 11.5 mm measured optical path length | 
| Cryostat window size | 40 mm x 40 mm | 
Operational Parameters
 
 
| Flooding type | none | 
| Operating temperature | 173k | 
| Preferred amplifier | A | 
 
Dark current 6 e/hour
| Top | Back | 
| 
 |