What does this box do? Could anyone explain the function of this box in the freight yard?. Kamshet, 2005-01-15. By Apurva (iti@vsnl.com).

Date: 2005-01-22
Owner: Gallery Administrator
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Its interesting that AFTC is being used in Kamshet area. I wonder if its being used all over the Pune Lonavala section. Nice work Apu Saheb!
Posted by Gallery Administrator on 2005 Jan 22 19:42:43 +0000
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This is an Audio Frequency Track Circuit choke. It is a better version of the usual track circuit system used. The frequencies measured are the ones that are being sent through the rails as current. The cables you see conneced to the track are the ones ...
Posted by Gallery Administrator on 2005 Jan 22 19:41:19 +0000
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