RFI:From a RFI source perspective.
 

I received this link at my swler email account and had never thought
about the issue of RFI from
a manufacturers perspective. The writer appears to understand the
issue fairly well.

I was unaware that modern "Neon" signs uses "solid state transfomers"
to get the high voltage.

http://www.signindustry.com/neon/art...adioFrequency-
RC-.php3

Terry