W Whit Member Joined 2003 2004-05-18 2:23 am #1 2004-05-18 2:23 am #1 How do I tell the year of manufacture on the TDA1543? I have some with: HtH1452 HtH2142 HnH1222 I know the last two digits are the week number but what is the year? On my 1541 it is quite obvious being HbH9718. Thanks.
How do I tell the year of manufacture on the TDA1543? I have some with: HtH1452 HtH2142 HnH1222 I know the last two digits are the week number but what is the year? On my 1541 it is quite obvious being HbH9718. Thanks.
