User`s guide
vi  N1911/1912A P-Series Power Meters User’s Guide
Safety Summary
The following general safety precautions must be observed during all 
phases of operation of this instrument. Failure to comply with these 
precautions or with specific warnings elsewhere in this manual violates 
safety standards of design, manufacture, and intended use of the 
instrument. Agilent Technologies, Inc. assumes no liability for the 
customer’s failure to comply with these requirements.
Safety Notices
Recommended Calibration Interval
Agilent Technologies recommends a two- years calibration cycle for the 
N1911A and N1912A P-Series power meter.
WARNING
A WARNING notice denotes a hazard. It calls attention to an operating 
procedure, practice, or the like that, if not correctly performed or 
adhered to, could result in personal injury or loss of life. Do not proceed 
beyond a WARNING notice until the indicated conditions are fully 
understood and met.
CAUTION
A CAUTION notice denotes a hazard. It calls attention to an operating 
procedure, practice, or the like that, if not correctly performed or adhered 
to, could result in damage to the product or loss of important data. Do not 
proceed beyond a CAUTION notice until the indicated conditions are fully 
understood and met.










