emiter o/p of the transister | Electronics › Electronics › howto operate a 12 volt dc RELAY with 89C51 › emiter o/p of the transister December 27, 2011 at 8:19 am #6945 manoharParticipant emiter o/p of the transister connect to ic ULN2003 n o/p of uln2003 connect to relay.
