Thread: For the geeks: Delhi Metro smartcard RFID frequency? from the forum- Last post: Jan 27, 2019
A post on Jun 15, 2013 by mungbean
A geeky question... What frequency/standard is used by the RFID tags in smartcards and tokens on the Delhi Metro? For comparison, the similar Oystercard on the London underground system and buses uses...
... more from this thread »