Comments for Harold "Doc" Edgerton http://edgerton-digital-collections.org Visionary Engineer Wed, 10 Mar 2010 16:26:25 -0600 http://wordpress.org/?v=abc hourly 1 Comment on Edgerton Lab Notebook EE, Page 07 by Allan Doyle http://edgerton-digital-collections.org/notebooks/nbee_035/comment-page-1#comment-429 Allan Doyle Wed, 10 Mar 2010 16:26:25 +0000 http://edgerton-digital-collections.org/notebooks/nbee_035#comment-429 Considerable effort has been put into a rapid capping shutter of the following type. Considerable effort has been put into a rapid capping shutter of the following type.

]]> Comment on Edgerton Lab Notebook AA, Page 42 by Dawn Anderson http://edgerton-digital-collections.org/notebooks/nbaa_065/comment-page-1#comment-428 Dawn Anderson Wed, 10 Mar 2010 15:20:25 +0000 http://edgerton-digital-collections.org/notebooks/nbaa_065#comment-428 Sept 10,1931 Prof. C. E. Tucker took movies of Hudson's movie camera mechanism. This framing mechanism was painted white. Photographed with a f/9 lens. Draper, towner and I tried the valve mechanism again today but did not get it satisfactory. Lab got up to 92 degrees during the day and the strobes failed to work properly. A fan blowing air from dry ice (?) was used to cool the thyratron which acted as a switch to discharge the condenser through the spark coil. Spent afternoon in the dynamo laboratory taking movies of machine 804. The set was ran at the speed slightly different than synchronous. The camera has af6.3 lens and the camera was cranked about 30+ frames per second. This 35mm camera belongs to tech. A few frames of the movies attached to this page. The angle can be read to about one degree. electrical In the evening I again returned to the engine lab and we took some movies of the valve springs with this 35 mm camera. These did not turn out so good. Sept 10,1931

Prof. C. E. Tucker took movies of Hudson’s movie camera mechanism. This framing mechanism was painted white. Photographed with a f/9 lens.

Draper, towner and I tried the valve mechanism again today but did not get it satisfactory. Lab got up to 92 degrees during the day and the strobes failed to work properly. A fan blowing air from dry ice (?) was used to cool the thyratron which acted as a switch to discharge the condenser through the spark coil.

Spent afternoon in the dynamo laboratory taking movies of machine 804. The set was ran at the speed slightly different than synchronous. The camera has af6.3 lens and the camera was cranked about 30+ frames per second. This 35mm camera belongs to tech. A few frames of the movies attached to this page. The angle can be read to about one degree. electrical

In the evening I again returned to the engine lab and we took some movies of the valve springs with this 35 mm camera. These did not turn out so good.

]]> Comment on HEE-NC-78130 by Pavan Vutukur http://edgerton-digital-collections.org/galleries/museum/hee-nc-78130/comment-page-1#comment-427 Pavan Vutukur Mon, 08 Mar 2010 20:13:21 +0000 http://edgerton-digital-collections.org/galleries/museum/hee-nc-78130#comment-427 how much force does the apple experience when its struck by the bullet? how much force does the apple experience when its struck by the bullet?

]]> Comment on HEE-SC-04589 by Steloid http://edgerton-digital-collections.org/galleries/museum/hee-sc-04589/comment-page-1#comment-426 Steloid Sun, 07 Mar 2010 18:19:51 +0000 http://edgerton-digital-collections.org/galleries/museum/hee-sc-04589#comment-426 how did they do that! how did they do that!

]]> Comment on HEE-SC-04589 by Carolina http://edgerton-digital-collections.org/galleries/museum/hee-sc-04589/comment-page-1#comment-425 Carolina Sun, 07 Mar 2010 18:18:28 +0000 http://edgerton-digital-collections.org/galleries/museum/hee-sc-04589#comment-425 that is so cool!!! that is so cool!!!

]]> Comment on HEE-SC-04589 by emily http://edgerton-digital-collections.org/galleries/museum/hee-sc-04589/comment-page-1#comment-424 emily Sun, 07 Mar 2010 18:18:28 +0000 http://edgerton-digital-collections.org/galleries/museum/hee-sc-04589#comment-424 haha i have a question... how big is this atomic bomb? haha i have a question… how big is this atomic bomb?

]]> Comment on HEE-NC-52012 by emily http://edgerton-digital-collections.org/galleries/museum/hee-nc-52012/comment-page-1#comment-423 emily Sun, 07 Mar 2010 18:17:05 +0000 http://edgerton-digital-collections.org/galleries/museum/hee-nc-52012#comment-423 ths is like amazing!!!! ths is like amazing!!!!

]]> Comment on HEE-NC-64003 by Dudley http://edgerton-digital-collections.org/galleries/museum/hee-nc-64003/comment-page-1#comment-422 Dudley Wed, 03 Mar 2010 02:44:48 +0000 http://edgerton-digital-collections.org/galleries/museum/hee-nc-64003#comment-422 Our universe is beautiful Our universe is beautiful

]]> Comment on HEE-NC-38001 by clairec http://edgerton-digital-collections.org/galleries/museum/hee-nc-38001/comment-page-1#comment-420 clairec Mon, 01 Mar 2010 18:27:33 +0000 http://edgerton-digital-collections.org/galleries/museum/hee-nc-38001#comment-420 1938 1938

]]> Comment on HEE-NC-36012 by Your Name (made public) http://edgerton-digital-collections.org/galleries/museum/hee-nc-36012/comment-page-1#comment-419 Your Name (made public) Sun, 28 Feb 2010 15:39:48 +0000 http://edgerton-digital-collections.org/galleries/museum/hee-nc-36012#comment-419 Since a hummingbird isverry fast this photo is a work of art .It takes hard work and alot of effort to take this marvelous picture. Erin , MA Since a hummingbird isverry fast this photo is a work of art .It takes hard work and alot of effort to take this marvelous picture.

Erin , MA

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