Hi, still looking for a source for 5-10 of both these ICs (at reasonable cost): LM312L TAA765 Thanks! 73, Rainer -- VHF/UHF/SHF Online Toplist: http://www.vhf-dx.net/top.html DF6NA Homepage: http://www.df6na.de/ Amateurfunk-Flohmarkt: http://www.afu-flohmarkt.de/ VHF-DX.net: http://www.vhf-dx.net/