For a 1L5 you can use 1F5G in parallel wired filament circuits.
http://www.mif.pg.gda.pl/homepages/frank/sheets/084/1/1L5G.pdf
For 1K7 try 1F7G in parallel wired circuits.
http://www.mif.pg.gda.pl/homepages/frank/sheets/084/1/1K7G.pdf
I've never seen either of these tubes used in US radios. Is this an Australian radio?
Norm
:Can anyone tell me where to buy tube 1l5 ,1k7, etc
:Regards Joe