###Instruction: Multi-class classification, answer with one of the labels:['no_consensus', 'delete', 'keep', 'comment', 'merge', 'redirect'] : ###Input:  Q12956561: current-feedback operational amplifier (Q12956561) : An operational amplifier that uses current, rather than voltage, as the feedback signal : ( delete | history | links | entity usage | logs ) Merged with Q12744748 , via The Game  -- Peterpacket ( talk ) 13:27, 30 June 2014 (UTC)