The Browning-Drake Set

A new development in radio frequency amplification which sets a much higher standard of efficiency then has been achieved before.

The image files below are just to give you a idea of the pages, Click on the image or the View Full Detail link to view the full JPG scan of each page. To get a printed copy of the pages below, I suggest downloading and saving the JPG files to your hard disk and then using a Graphics Program to print them.

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Sorry but a couple of the pages I have are poor copies, and cut off the side of the pages, If anyone can send a new scan to ray@clarion.org.au I will update the page.

This article was printed in the Radio Engineering November 1924, A USA radio magazine.

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