OCR Text |
Show Midget Radios By using silver and carbon "inks" on a tiny silver of ceramic plate, scientists have developed a radio circuit that makes practical practi-cal a radio set with reception equal to present-day receivers twenty times as large. The suggestion sug-gestion is made that the development develop-ment will make possible miniature minia-ture radars to detect obstructions ahead for the blind. The process was developed by Dr. Cledo Brunetti and Harry Diamond, of the Bureau of Stand ards, and Col. C. H. N. Roberts, of the Army Ordnance Department. They call the printed circuit quicker and more uniform than hand-wired layouts, increasing sturdiness and reducing costs. The "ink" is applied to the plate by means of a stencil. We have no idea whether the minature sets will be commercially commer-cially manufactured, or not. ' Not every discovery is promptly incorporated in-corporated into products for sale. |