Hammarlund Condensers -1925A.jpg Haller-Cunningham Rotary Spark Gap -1913AThumbnailsHeath Company -1949AHaller-Cunningham Rotary Spark Gap -1913AThumbnailsHeath Company -1949AHaller-Cunningham Rotary Spark Gap -1913AThumbnailsHeath Company -1949AHaller-Cunningham Rotary Spark Gap -1913AThumbnailsHeath Company -1949AHaller-Cunningham Rotary Spark Gap -1913AThumbnailsHeath Company -1949A

Long-surviving equipment and radio set manufacturer with nice ad showing components in use. Precision capacitance, Ultra-Vernier dial. Published in the March, 1925 issue of RADIO NEWS.



Source: Magazine collector Steve Davis

Restoration by: magscanner