https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13961658Edit ImageSaveSaveEditCropCustom TextGalvanometer. Multiplier.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 782 x 1200 px | 300 dpiLarge JPEG 1100 x 1689 px | 300 dpiFree DownloadGalvanometer. Multiplier.More