4053 is a standard c-mos number. the prefix is the manufacturer; ie; mc=motorola They are so common, they used to sell them in Radio shack! Jim McVey McVey Alltronix 327 Broadway Newburgh Ny 12550 ph: 845 561 8383 fx: 845 561 9017 Consumer electronics & computer service. Factory authorized for over twenty brands. ----- Original Message ----- From: "Ron Miller d.b.a. Country TV" <rlmbkm@xxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Monday, November 10, 2003 7:09 PM Subject: [TechAssist] Need Twoo HCF4053BE C-Moss ic's > These are used in early A/V switching circuits, in this case a older Sears > LXI Magnavox made prjo with NO MODEL or PTV # on it. > The hcf4053be ic's are on the jack panel #s on it are:AVJ 040/043. > I am guessing this set is about a 1988 vintage.Have looked on Tritronics > and done a Goggle. > Country TV > Ron Miller > Inez, TX. 77968 > > > **************************************************************************** * > Classifieds! Buy or Sell! > http://sell.tech-assist.org > The Tech Address Book: > http://www.tech-assist.org/secure/tip/contact.htm > Add a Repair Tip Here, or Change/Remove your Email Address: > http://www.tech-assist.org/secure/tip/main.htm > Lost Password: > http://www.tech-assist.org and select "Lost your Login Info?". > Email Archives: > //www.freelists.org/archives/techassist/ > ***************************************************************************** Classifieds! Buy or Sell! http://sell.tech-assist.org The Tech Address Book: http://www.tech-assist.org/secure/tip/contact.htm Add a Repair Tip Here, or Change/Remove your Email Address: http://www.tech-assist.org/secure/tip/main.htm Lost Password: http://www.tech-assist.org and select "Lost your Login Info?". Email Archives: //www.freelists.org/archives/techassist/