BA 514A Audio Preamp-Output Amp Combination BA514A Audio Preamp-Output Amp Combination Outp Pwr Min.=0.5 Input Resistance Min. (Ohms)=200k THD Max. (%)=0.5 Quies. Pwr (W)=4.5 Nom. Supp (V)=14 Status=Discontinued Package=SIP Pins=8