Specifications and Characteristics 3
U2000 Series Operating and Service Guide 51
Switching Point
The U2000 Series USB power sensor have two measurement paths: a low
power path and a high power path as shown in Table 3- 3.
Tab le 3- 3 Switching point
The power sensor automatically selects the proper power level path. To
avoid unnecessary switching when the power level is close to the
switching point, Switching Point Hysteresis is added.
Sensor Low Power Path High Power Path Switching Point
U2000A, U2001A, U2002A, U2004A –60 dBm to –7 dBm –7 dBm to +20 dBm –7 dBm
U2000H, U2001H, U2002H –50 dBm to +3 dBm +3 dBm to +30 dBm +3 dBm
U2000B, U2001B –30 dBm to +23 dBm +23 dBm to +44 dBm +23 dBm
Error
Offset at Switch Point ≤±0.5% (≤±0.02 dB) typical
Switching Point Hysteresis 0.5 dBm typical
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