AG4 with UltraDAS + SDSU Gen.2
NB these figures refer
to AG4 when it was used with a Gen. 2 controller. Converted to Gen. 3 on
the 29th May 2007
Device Identification
Chip name |
AG4
|
Year of manufacture |
2003 |
Serial number |
8461-04-12
|
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) |
1360
|
1690
|
Gain(e/ADU) |
1.05
|
0.5
|
Noise(e) |
11
|
7.8
|
Noise(ADU) |
10.5 |
15.6 |
Linear to(ADU)
{also see graphs below} |
|
|
Readout time(s) |
|
|
Windowing is available
Binning not recommended camera becomes 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
|
Operational Parameters
Operating temperature |
248K
|
Preferred amplifier |
Left
|
Measured Characteristics
Dark current |
<=1e/s ( dependant on dome temperature )
|
Cosmetics |
Bright column at 464
|
|