"This unique piece of apparatus uses Lissajous figures to show that the ratio of the frequency ratios in a diatonic scale are ratios of small numbers. On the side is an air-driven vibrating reed with a small mirror attached to its free end....
Scientific apparatus and instruments; Santa Clara University (Calif.)
""This unique piece of apparatus uses Lissajous figures to show that the ratio of the frequency ratios in a diatonic scale are ratios of small numbers. On the side is an air-driven vibrating reed with a small mirror attached to its free...
Electronic industries; People; Photographs; San Carlos (Calif.)--History; Technology;
At bottom of black-and-white photographic print: "Radio frequency power for the lunar echo demonstration between Alaska and San Carlos via the moon was generated by this 3K50,000LA Eimac klystron operating at 10,000 watts power output...
Electronic industries; People; Photographs; San Bruno (Calif.)--History; Technology;
At bottom of black-and-white photographic print: "Eimac super power klystrons are tested in San Bruno, California plant. An Eimac super power klystron was used in the recent Venus radar contact supplying the high radio frequency power. Eimac...