I see Tritronics has a replacement for the RCA 204809 screen/focus block used on the PTK169 projos but they are not in stock. has anyone used one of these yet and are they also on forever backorder Tony Saracco TCS ELECTRONICS 406 Andra Ct. Gilberts, IL 60136 tcselectronics@xxxxxxxxx ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/