Key Features & Specifications Bandwidth: 12 GHz specified 12.5 GHz typical Connectivity: Very low loading, differential input capacitance <= 210 fF Reliable semi-permanent connection 4" lead length for reaching into tight spaces such as a DIMM socket Variable span of leads from 0.2 - 3.3 mm (8 to 130 mils) Description The N5381B InfiniiMax II 12 GHz differential solder-in probe heads have 12 GHz specified bandwidth and 12.5 GHz typical bandwidth.