How To Detect Counterfeit US Money With A Royal Sovereign Counterfeit Detector


In 2009, the United States secret service seized over $182 million dollars in counterfeit currency. In 2008, the secret service seized $103 million. The Federal Reserve estimates that at any given time, between $60 million and $80 million are in global circulation. Below are some methods to detect counterfeit US money with a Royal Sovereign counterfeit detector.

Ultra-violet Detection

All authentic US currencies have security threads embedded in the fabric of the bill. Under the view of an ultra-violet light, the security thread will glow a specific color according to the bill’s denomination. See the image below:

Security thread will glow pink/red in a 100, yellow in a 50, green in a 20, orange in a 10, blue in a 5.

View a bill under the ultra-violet light of a Royal Sovereign counterfeit detector. If the bill is authentic, the security thread will glow a specific color according to its denomination.

Royal Sovereign Counterfeit Detector models RCD-1000, RCD-UVP2, RCD-3, and RCD-2000 have ultra-violet detection.

Watermark Detection

All authentic US currencies have watermark images of the bill’s embedded in the fabric of the bill. Under the view of a fluorescent light, a specific watermark image will be revealed according to the bill’s denomination. See the image below:

View a bill under the fluorescent light of a Royal Sovereign counterfeit detector. If the bill is authentic, the watermark image will appear according to its denomination.

Royal Sovereign Counterfeit Detector models RCD-3 and RCD-2000 have watermark detection.

Magnetic Ink Detection

All authentic US currencies have small traces of iron in the ink that is used to print the bill. Although the amount of iron is relevantly insignificant, it can still be detected through magnetic detection.

Rub an ink heavy area of a bill onto the magnetic plate of a Royal Sovereign counterfeit detector. If the ink contains iron, the detector will beep and blink red.

Royal Sovereign Counterfeit Detector models RCD-2000 and RCD-3 have magnetic ink detector plates.

Infrared Detection

All authentic US currencies have a security strip on the back of the bill that is visible through infrared light. The location and size of the security strip will depend the bills denomination. See chart below:

Royal Sovereign counterfeit detector model RCD-4000D has infrared detection. Simply place a questionable bill, backside up, in view of the camera. Check for the security strip according to the currency guide attached to the RCD-4000D.

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