Larry, according to my list , they are not compatible to each other. Had to go thru my archives to find ,,but i have an old list from zenith on what projo tubes sub for each other. Can send anyone a copy that would like this information. Have lots of other info sheets i have accumulated these past 28 years . Will have to put together sometime and post it. best wishes Kevin Harris Sr. kharris@xxxxxxxxxxxxxxxxx http://www.tritronicsinc.com 800-638-3328 ext 1241 fax 1-800-888-3293 Tritronics, Inc. 1306 Continental Dr Abingdon, MD 21009 ** Philips Master Distributor ** Hitachi Elite Distributor ** RCA/GE/Proscan (TCE) Premier Distributor ** Sharp Distributor of the Year 2000 - 2002 ** Toshiba Distributor of the Year ** NESDA Partner in Excellence ----- Original Message ----- From: Larry E. To: techassist@xxxxxxxxxxxxx Sent: Wednesday, January 22, 2003 3:36 PM Subject: [TechAssist] Zenith tube compatability Hi Guys, I have an odd question for you ASC Zenith Techs, I have a cust. with a PV4655BG9 with a bad red tube part # on tube is 180CHB22(R). I have a good red tube from a PV4671H part# on tube is 180BRB22(R) I have tried to contact LG Industries to see if they are compatible and can`t get a real person to answer the phone and their web site sucks! the hook-up on my sencore cr70 is exactly the same except for G-1 it`s 6 for my tube & 11 for the customers, any help appreciated. -- Larry Eastman American TV & Electronics Crystal River, Fl. http://www.tvjunkyard.com ------------------------------------------ Submit A Repair Tip For Everyone Here: http://www.tech-assist.org/secure/tip/main.html ------------------------------------------ To REMOVE your email address, click here: http://www.tech-assist.org/unsubb.html To CHANGE your email address, click here: http://www.techassist.net/forms/change.html ------------------------------------------ Submit A Repair Tip For Everyone Here: http://www.tech-assist.org/secure/tip/main.html ------------------------------------------ To REMOVE your email address, click here: http://www.tech-assist.org/unsubb.html To CHANGE your email address, click here: http://www.techassist.net/forms/change.html