Electronic apparatus for biological research Electronic apparatus for biological research electronicappara00dona Year: 1958 Crysial pick-up cartridge \ Tension wire soldered to needle Cam to lift bar clear during setting up / Barium titanate bar in compression Universally mounted preparation holder (Note ligtitening holes ) (a) Figure Piezo-electric transducers: (a) gramophone pick-up; (Jb) barium titanate bar

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Size: 1144px × 1748px
Photo credit: © Bookworm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage