Digital Circuits and Systems | Electronics › Electronics › Digital Circuits and Systems This topic has 0 replies, 1 voice, and was last updated 11 years, 10 months ago by vibhor. Viewing 1 post (of 1 total) Author Posts November 24, 2012 at 11:29 am #2002 vibhorParticipant Hey guys , Can anybody help in de signing a circuit using minimum NAND gates only, for a BCD to EXCESS -3 converter.Minimum is around 8-9 gates as my teacher suggested but i have not been ableto attain that. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In