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Home > Astronomy > Detectors > Autoguiders > AG4


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



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Last modified: 21 November 2010