Washington County News | 1926-05-27 | Page 6 | A Radio Log Dial

A Radio Log Dial A dial upon which call letters can be marked at the poiut ' at which stations are received can be made by cutting a circular piece of cardboard one inch larger than the dial Glue It to the back of the dial and extend the original dial markings perpendicularly on the cardboard, using these pen markings as pointers to the call letters to be written in as stations are received.