https://play.google.com/store/apps/details?id=com.vivid_planet.resistor&hl=en https://play.google.com/store/apps/details?id=com.vivid_plan... or https://play.

https://play.google.com/store/apps/details?id=com.vivid_planet.resistor&hl=en https://play.google.com/store/apps/details?id=com.vivid_plan... or https://play.google.com/store/apps/details?id=com.mhdev.resistorscanner&hl=en https://play.google.com/store/apps/details?id=com.mhdev.resi... there is an app for identifying resistor color combinations, could that help? (didn't use that myself)