AG3 with UltraDAS + SDSU Gen.2
NB these figures refer
to AG3 when it was used with a Gen. 2 controller. Converted to Gen. 3 on
the 29th May 2007
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
AG3 is assigned to the Naomi Calibration Unit ( NCU ).
| Speed |
Fast
|
Slow
|
| Bias(ADU) |
1540
|
2130
|
| Gain(e/ADU) |
1.1
|
0.4
|
| Noise(e) |
15
|
6
|
| Noise(ADU) |
13.6 |
15 |
Linearity
|
|
|
| Readout time for NCU optimised window [278:876,162:755]
(seconds). |
2.2
|
2.9
|
Windowing is available.
Binning not recommended camera becomes very noisy.
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.
| 
