[Hammarlund] http://www.ebay.com/itm/1938-Hammarlund-Super-Pro-100-Receiver-Power-Supply-Operate-Excellent-/170945828054?pt=US_Ham_Radio_Receivers&hash=item27cd2a54d6

[Charles Ochs]

Hi Gang-Check this e-bay item out.
http://www.ebay.com/itm/1938-Hammarlund-Super-Pro-100-Receiver-Power-Supply-Operate-Excellent-/170945828054?pt=US_Ham_Radio_Receivers&hash=item27cd2a54d6

Seller wants big bucks for this, but it appears to have an "additional" control in the upper left segment of the panel. He claims that this is a "factory mod"
I dispute this.
What do you think?ChuckN1LNH