The Ace model 3 was manufactured for Johns Ltd by Wellmade Ltd in 1929.

3-valve electric set with a Westinghouse rectifier

Ace model 3 'Electric'
Johns Catalogue - April 1930

Technical Information

Valves (3): Philips F209, UX201, UX226 and copper oxide Westinghouse rectifier

General Construction Notes for Wellmade Ltd:

Radios made for Johns in the 30's were often available in AC, DC or Battery. The inclusion of DC power options was because large tracts of Auckland (where Johns and Wellmade were situated) were supplied by DC power generation.