[Yaesu] Serial Number and year of Manufacture

[jeryb77]

>> Sorry, the best I could do on manufacturing years is that production 
>> started in 1991
>
> My guess on the FT-990 production run was that it probably ended about
> the time the FT-1000MP was introduced.  The latest models were probably
> produced around 1994 or 1995, but I doubt later than that based on
> advertising, as I recall.

I can confirm a FT-990 with the serial no. of  Nov of 1996, Lot no. 50
So this narrows it down a little more
Jerry