Specifications 3Keysight N4985A Operating and Service Manual 35Table 3-4 N4985A-P15 and N4985A-P25 specificationsSpecification N4985A-P15 N4985A-P25Frequency 10 MHz to 50 GHz 2 GHz to 50 GHzGain (dB) 30 dB 30 dBSmall signal gain20 (min), 25 (typ)25 (min), 29 (typ)24 (min), 28 (typ)21 (min), 25 (typ)17 (min), 24 (typ)10 MHz to 2 GHz2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHz25 (min), 29 (typ)24 (min), 28 (typ)21 (min), 25 (typ)17 (min), 24 (typ)2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHzOutput power (at Psat ) (dB)20 (min), 24 (typ)26 (min), 30 (typ)25 (min), 29 (typ)23 (min), 27 (typ)20 (min), 24 (typ)10 MHz to 2 GHz2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHz26 (min), 30 (typ)25 (min), 29 (typ)23 (min), 27 (typ)20 (min), 24 (typ)2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHzOutput power (at P1dB ) (dB)17 (min), 22 (typ)24 (min), 28 (typ)23 (min), 27 (typ)21 (min), 25 (typ)17 (min), 22 (typ)10 MHz to 2 GHz2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHz24 (min), 28 (typ)23 (min), 27 (typ)21 (min), 25 (typ)17 (min), 22 (typ)2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHzInput match S11 (dB)–15 (typ)–15 (typ)–15 (typ)–10 (typ)–8 (typ)10 MHz to 2 GHz2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHz–15 (typ)–15 (typ)–10 (typ)–8 (typ)2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHzOutput match S22 (dB)–6 (typ)–15 (typ)–10 (typ)–6 (typ)–6 (typ)10 MHz to 2 GHz2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHz–15 (typ)–10 (typ)–6 (typ)–6 (typ)2 GHz to 10 GHz10 GHz to 30 GHz30 GHz to 40 GHz40 GHz to 50 GHz