sorry for the bandwidth, I hit the reply key by mistake, Mia Culpa, Mia Culpa Jim
rbethman wrote: > > All, > > I have two AN/URR13As. They have a LOT of tubes marked 5003. > > 1) Is there a known substitute for this tube? > > 2) I have a Hickok KS-15560-L1 Tube Tester. Are there updates to the > tube listing "chart" for this tester? > > Thanks in advance. > > Bob - N0DGN > > _______________________________________________ > AMRadio mailing list > [email protected] > http://mailman.qth.net/mailman/listinfo/amradio
