Leica PIPER 100 User Manual page 23

Caution Disturbances caused by electromagnetic radiation can result in erroneous measure-
ments.
Although the product meets the strict regulations and standards whichin this respect,
Leica Geosystems cannot completely exclude the possibility product may be
disturbed by very intense electromagnetic radiation, near radio transmitters, two-
way radios or diesel generators.
Precautions:
Check the plausibility of results obtained under these conditions.
Safety Directions 23