U-Tube Glass Manometer with Printed Scale, 80-0-80 Light & Optics_Color 0V DC max for through-hole

0V DC max for through-hole circuit work and indicator-light applications in introductory electronics units

and hygrometer in a single classroom-scale unit for monitoring room conditions at a glance

Used to measure current by reading compass-needle deflection inside a coil

letting students drive the lamp directly or send the slow AC output to a meter or oscilloscope

U-Tube Glass Manometer with Printed Scale, 80-0-80 Light & Optics_Color 0V DC max for through-holeBorosilicate glass U tube manometer with a built in stopcock mounted on a back plate 80 0 80 scale at 2mm subdivisions, for visualizing gas pressure differences in fluid mechanics work.