Figure 1-23. Hewlett-Packard, Model 432A, Power Meter with Hewlett-Packard,
Hewlett-Packard, Model 432A, Power Meter (fig. 1-23) with temperature-compensated thermistor mounts, measures RF
power from 10 microwatts (-20 dBm) to 10 milliwatts (+10 dBm) full scale. Hewlett-Packard, Model 478A, Coaxial
ith model 32A power meters to measure microwave power from 1
microwatt to 10 milliwatt.