Hewlett-Packard 5575 vacuum-tube audio oscillator, rack mount, 1940s.
Industrial, education, military, aerospace, communications electronics - design, R&D, service
Nikon Coolpix 4500
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Uploaded on August 22, 2007
Taken sometime in 2003
Hewlett-Packard 5575 vacuum-tube audio oscillator, rack mount, 1940s.
Industrial, education, military, aerospace, communications electronics - design, R&D, service
Nikon Coolpix 4500
1,304
views
2
faves
0
comments
Uploaded on August 22, 2007
Taken sometime in 2003