The Model PM2002 is a dual channel high performance power meter that features high speed measurement capability and wide dynamic range. The Model PM2002 is a dual channel high performance power meter ...

which power metre channel to use. power_unit (str): Either \'W\' or \'dBm\' depending on whether the power units should be displayed in [W] or [dBm] on the Agielent 8164B\'s screen. def __init__(self, ...