There were two bands named The Beat, both active at the same time in the late 1970s and early 1980s. Both bands mutually decided to use different names while operating different parts of the world:
These are photos from concerts where The Beat played, so they may be of other bands that played the concert as well.
The Police / The Beat Dec 18, 1979 London, England, United Kingdom Uploaded by Groover
Ian Gomm / The Beat Dec 6, 1979 Cherry Hill, New Jersey, United States Uploaded by Zimtrim