Do they have the female plug connectors on the bottoms or are they solder posts in ceramic? Chris Gill wrote: > > Hi All, > I thought the collective wisdom on this list could answer this one, a friend has a set of 3 ARC 5 style IF's which are marked 4200kc/s, could anyone let me know what ARC gear used these, my guess is probably the post war series but only a guess. > 73's > Chris. > VK4YCG