Vectronics PM-30UV - Manual (Page 4)

PM-30UV SWR/Power Meter Owner's Manual
4
CALIBRATION
This wattmeter has an elaborate stripline design for the RF coupler that
does not require field calibration. However, forward reading can be
altered by adjusting the trimpots marked in Figure 1. A calibrated
source must be used to adjust the meter using the internal trimpots.
NOTES