This is a Test Blog - not a live one - for testing out various features before implementing in www.MadrasNow.com

Sunday 21 May 2017

The Crow and the DTH

The relationship between the pigeons and the statues is well known.  In fact, whenever I see statutes of leaders, which are like daffodils in spring in Madras, now Chennai, I feel both grief and glee.  Grieve to see the statue of Mahatma Gandhi, with a fair bit of ‘work’ by the pigeons.  Gleeful to see the statues of some politicians (who shall remain unnamed), and wish there were more pigeons in the area.

Where there are less pigeons, and traditionally Chennai was a pigeon free territory till 15 or 20 years ago, the crows used to fill in.  The crows are seen not as pests, but as a insect control and clean-up worker.  If not for them, the rats, the cats, and et. al, which die off on the roads would stink the town down.  There is also a tradition in some families of feeding the crows every morning with a spoonful of fresh cooked food, in memory of the ancestors.

You may wonder where this ramble about the pigeons and crows is leading to, and how it is connected with the modern DTH broadcast.  DTH is Direct-To-Home broadcast of usually TV signals from satellite, and also called satellite TV.  The terrace equipment consists of the parabolic dish antenna of around 1-1/2 feet diameter, with a contraption on a bracket at its focal point called LNB.  That contraption is a wave guide and a LNB (Low Noise Block downconverter) and the waveguide side which faces the 

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