频率计 HP5334B Universal Counter
The Agilent 5334B counter offers high-resolution measurement power with versatile signal conditioning, triggering, and external arming features to handle a range of demanding measurement applications. Rise and fall time, pulse width, and AC/DC voltage can be measured at the push of a button or with a single HP-IB command. Automatic trigger level and attenuator settings provide adjustment-free measurements that are displayed in units of your choice.