64 kHz & 131 kHz wristwatch crystal units

64 kHz & 131 kHz wristwatch crystal units

Usage conditions apply
Downloads
Location
Currently not on view
Object Name
Engineering Models, crystal units
Initial Engineering Models, crystal units
Date made
ca 1968
maker
CTS-Knights
Measurements
overall; a: 3/4 in x 1/2 in x 1/8 in; 1.905 cm x 1.27 cm x.3175 cm
overall; b - from catalog card: 2 cm x 3.6 cm x.2 cm; 25/32 in x 1 13/32 in x 3/32 in
overall; c - from catalog card: 2 cm x 1.2 cm x.6 cm; 25/32 in x 15/32 in x 1/4 in
overall; b: 3/4 in x 1 1/2 in x 1/8 in; 1.905 cm x 3.81 cm x.3175 cm
overall; c: 3/4 in x 1/2 in x 1/8 in; 1.905 cm x 1.27 cm x.3175 cm
ID Number
2002.0302.03
catalog number
2002.0302.03
accession number
2002.0302
See more items in
Work and Industry: Mechanisms
Data Source
National Museum of American History
Nominate this object for photography.   

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.

Note: Comment submission is temporarily unavailable while we make improvements to the site. We apologize for the interruption. If you have a question relating to the museum's collections, please first check our Collections FAQ. If you require a personal response, please use our Contact page.