On 22 Jul 2013 at 20:39, Leslie Smith wrote: > Hello Ken, Hello, Les. > At > http://www.esrcvacuumtubes.com/vacuumtubes_tubelist_tubes_1a1-1z2.html > you will see the 1L6 advertised for about US$40.00 Ah, yes. I have bought from them in the past and have always been completely satisfied. I didn't think to check with them. Thanks, Ken W7EKB