The multibeam receiver for SRT, the Sardinia Radio Telescope - Inaf
The multibeam receiver for SRT, the Sardinia Radio Telescope - Inaf
The multibeam receiver for SRT, the Sardinia Radio Telescope - Inaf
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National Institute <strong>for</strong> Astrophysics – INAF<br />
Istituto di <strong>Radio</strong>astronomia<br />
EXTENDED SOURCE SURVEY FUNDAMENTALS<br />
Source sampling <strong>the</strong>orem: θ = 0.5*λ/D<br />
d’<br />
d’ = d/(D*F)<br />
D = antenna diameter<br />
F = antenna focal length<br />
For <strong>SRT</strong> at 22GHz:<br />
- HPBW = 50”<br />
- d’ = 137”<br />
- θ = 21”<br />
For Medicina at 22GHz:<br />
- HPBW = 96” (0.026 o )<br />
- d’ = 212” (0.059 o )<br />
- θ = 44”<br />
d<br />
ESTRELA Workshop, Bologna Jan 19-22, 2009
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