Power Rail Probe Browser 350MHz, 1:1 The Keysight N7023A is a Power Rail Probe Browser and is only compatible with the N7020A and N7024A power rail probes. To use the browser, simply unscrew the main cable from the N7020A/N7024A power rail probe and replace it with the N7023A power rail probe browser. Bandwidth: 350 MHz Attenuation ratio: 1:1 SMT clip for hands-free probing of capacitors Twin lead adapter for connecting to 2-pin headers or other accessories Replacement spring loaded and rigid tips included Short ground spring included for maximum performance