[R-390] 5-25pf ceramic cap needed

[Tom Norris]

I need a variable cap for my R-390 non-A -- it's
one of the caps on the crystal deck, 5-25 mmf
ceramic ~1/2" diameter. Fair Radio doesn't have
them, and I don't have anything close in my junk
box nor in any of my 390A carcasses.

Thanks in advance

Tom NU4G