AG3 with UltraDAS + SDSU Gen.3
Device Identification
| Chip name |
AG3
|
| Year of manufacture |
2003 |
| Serial number |
8461-04-10 |
| First light on La Palma |
July 2003
|
| Description |
E2V CCD 47-20-1-A73 with Integral Peltier Cooler |
Operational Characteristics
| Speed |
Fast
|
Slow |
| Bias(ADU) |
2304
|
3685 |
Gain(e/ADU)
|
0.9 |
0.4
|
| Noise(e) |
11.7
|
6 |
| Noise(ADU) |
13 |
15 |
Linearity
|
60K(1%)
|
60K(1%)
|
Readout time for NCU optimised window [278:876,162:755]
(s)
|
2.1
|
2.8 |
Windowing is available
Physical Characteristics
| X Pixel size |
13 microns |
| Y Pixel size |
13 microns |
| X size in pixels of digitised area |
1072 |
| Y size in pixels of digitised area |
977 |
| X size of useful imaging area |
1028 |
| Y size of useful imaging area |
977 |
| X start of useful imaging area |
21 |
| Ystart of useful imaging area |
1 |
| Plate Scale (AG3 + NCU ) |
0.4" per pixel |
| Field of view (AG3 +NCU ) |
3.3 arcmin |
| Limiting magnitude |
Mv = 22 in 5 seconds |
Operational Parameters
| Operating temperature |
248K |
| Preferred amplifier |
Left |
Measured Characteristics
Quantum Efficiency
| Dark current |
<=1e/s ( dependant on dome temperature ) |
| Cosmetics |
Bright column at 762 |
First light on Naomi Calibration Unit, a 200ms white light exposure of M13.

|