[Hallicrafters] 6V6's

[J. Allen Call]

I have always found that it is best if you use the original tube type
that  the circuit was designed for.  In the case
of the SX28/28A it is a communications receiver not a HI-FI system.  Use
6V6's.  I have 100's if someone
needs some.

J
W7KSG