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Electronics

A McGraw-Hill Publication

Periodical   Volume 2Number 2February 1931

us_electronics_february_1931_titl.jpgus_electronics_february_1931_inh.jpg
created by: Achim Dassow (24.Nov.19) available by: Achim Dassow
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Some example model pages for sets you can see there:

USA: Electrad Inc.; New C-250 (1931)
USA: Electrad Inc.; New A-250 (1931?)
USA: Electrad Inc.; New 245 Amplifier (1931??)

Some example tube pages for sets you can see there:

Screen-grid Tetrode 224 (1929)
  
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