https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/3322356Edit ImageSaveSaveEditCropCustom Text Make it Yours.Edit, remix and personalize with your own textCustomizeOr start from these designsThe Los Alamos portable pulser produces a radio frequency (rf) signal that mimics what would come from a weapon. The signal, broadcast into through this dish antenna located near LANL's Physics building, is used to calibrate sensors on orbiting satellites. Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGBanner JPEG 1200 x 800 px | 300 dpiLarge JPEG 3500 x 2333 px | 300 dpiBest Quality JPEG 4368 x 2912 px | 300 dpiEdit ImageMonthlyYearlySave 50%Get PremiumProfessional design resources and creative toolsfromfrom$6.50/mo$78 billed yearlyUnlimited downloadsAd-free experienceUnlock millions of creative assets and our entire Creative Studio of editable templates, mockups and design toolsBuy Now