[email protected] wrote: > ....The ICs don't have a week-year date code? Something like 4284 (42 week, > 1984)?.... Hey Jim, Were you around for the fun in 1974, when the date codes coincided with TTL part numbers? Al -- Al Klase - N3FRQ [email protected] Flemington, NJ 08822 Web Page: http://www.webex.net/~skywaves/home.htm