Tektronix 7700 27xx Module SE 32 channels for general purpose

32 channels for general purpose measurementsRelay actuation time of less than 1ms for high-speed scanningTwo- or four-wire measurementTwo 50-pin female D-sub connectors are standard for secure hook-up and quick teardown

Resistance - 10nΩ to 200MΩ (requires 6220 or 6221)

Image Frequency: 25 Hz

Its features include constant resistance and constant current mode

Tektronix 7700 27xx Module SE 32 channels for general purpose20 channels for generalpurpose measurements, plus two channels to measure currentOversize screw terminal connection blocks are standard for easier connections50MHz bandwidth300V, 1A capacity for voltage channels; 60W, 125VA3A capacity for current channelsLow insertion loss of up to 50MHzRelay closures stored in onboard memory