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QUCAM1 Parameters with UltraDAS + SDSU Gen.2
Device Identification
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| Chip name | QUCAM1 |
| Year of manufacture | 2005 |
| Serial number | 04073-17-21 |
| First light on La Palma | May 2005 |
| Description | E2V CCD97 Thinned midband AR coated. L3 electron multiplying CCD.
Camera Picture |
Operational Characteristics
| Speed | Fast |
Slow |
| Bias(ADU) | 2300 |
2320 |
| Gain(ADU/e) | 90 |
8 |
| Read Noise(e) | 0.1 |
1 |
| Linear to(ADU) |
17500 |
17500 |
| L3
Gain |
410 |
37 |
Windowed readout times as follows:
[timings made using the 'rsrun' command]
| Window size |
Fast |
Slow |
| Full frame |
0.7 |
0.7 |
| [200:350,200:350] | 100ms |
100ms |
| [200:300,1:540] | 400ms |
400ms |
| [1:560,200:400] | 400ms |
400ms |
Windows smaller than 150 × 150 pixels are not recommended because
of bias gradients in the first 30 rows and columns of the window
Windowing : one window only
Binning : No
Physical Characteristics
| X Pixel size | 16 microns |
| Y Pixel size | 16 microns |
| X size in pixels of digitised area | 560 |
| Y size in pixels of digitised area | 540 |
| X size of useful imaging area | 510 |
| Y size of useful imaging area | 512 |
| X start of useful imaging area | 22 |
| Ystart of useful imaging area | 10 |
Operational Parameters
| Operating temperature |
168K (requires 3 hour cool down to stabilise
at operational temp, important for gain stability) |
| Preferred Amplifier |
Right |
Measured Characteristics
| Dark Current |
2.7e/pix/hour
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Some papers describing the use of L3 CCDs see this link
Sample Images and Observing tips for L3 Cameras see this link
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