Are you planning on using it in a job you've got?? If so, how many layers can you see from the bottom? triode? Pentode? Heptode? See what I'm getting at?? ----- Original Message ----- From: <Royal19960@xxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Wednesday, April 28, 2004 1:41 PM Subject: [TechAssist] Any info on this old tube/ additional info | Hi all, Thanks for all the responces and here is all the info I can supply. | Tube number is in a Sylvania box with a number os 13-27681-4 | Size is like a 6sn7 | Bakelite base with a key | Has 11 pins | made in 1968 | The words "red"" blue" are stamped on the base | There is a visable grid on one side of the tube. | Thats all I can offer in info. Thanks in advance | Roy | Roy Adams | Bonded TV Service | 5158 W Forest Home Ave | Milwaukee, WI 53219 | 414-541-9111 | www.Bondedtv.com | we have thousands of tubes on the site | Webhosting from only 4.95 a month at Bondedhost.com | | | | -------------------------------------------------------------------------- --- | Lost Password: | http://www.tech-assist.org and select "Login Problems?". | Email Archives: | //www.freelists.org/archives/techassist/ | ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". Email Archives: //www.freelists.org/archives/techassist/