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The PHILCO Phorum > Various and Sundry Categories > Test Equipment > Welch Scientific What is it?
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vecher

08-04-2018, 09:18 PM
All, Picked this up for 1.00 No clue what it is or what its for? Anyone care to take a shot??

[Image: 42044321870_6e1313857f_b.jpg]

[Image: 42949173455_3619759a82_b.jpg]


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Patrick

08-05-2018, 03:05 PM
Welch Scientific made supplies and instruments for teachers. So it looks like it might be a device used to explain what phase shift is. But I don't have a clue as to how it would be used.
The PHILCO Phorum > Various and Sundry Categories > Test Equipment > Welch Scientific What is it?