Model	Frequency Range Min.	Frequency Range Max.	Freq. Resolution	Output Power	Modulation
E4436B	250 kHz	3 GHz	10 mHz	+10 to -136 dBm	Wideband FM, , AM, Pulse
E8257C-540	250 kHz	40 GHz	1 mHz	-135 to +20 dBm	FM, Phase, Pulse
E8257C-520	250 kHz	20 GHz	1 mHz	-135 to +20 dBm	FM, Phase, Pulse
E8247C-540	250 kHz	40 GHz	1 mHz	-135 to +20 dBm	?
E8247C-520	250 kHz	20 GHz	1 mHz	-135 to +20 dBm	?
E4437B	250 kHz	4 GHz	10 mHz	+7 to -136 dBm	Wideband FM, , AM, Pulse
E4435B	250 kHz	2 GHz	10 mHz	+10 to -136 dBm	Wideband FM, , AM, Pulse
E4434B	250 kHz	1 GHz	10 mHz	+13 to -136 dBm	Wideband FM, , AM, Pulse
E4433B	250 kHz	4 GHz	10 mHz	+7 to -136 dBm	Wideband FM, , AM, Pulse
E4432B	250 kHz	3 GHz	10 mHz	+10 to -136 dBm	Wideband FM, , AM, Pulse
E4438C	250 kHz	6 GHz	10 mHz	+11 to -136 dBm	FM, Phase, Wideband AM, Pulse
E8267C	250 kHz	20 GHz	1 mHz	+17 to -130 dBm	FSK, MSK, PSK, QAM, AM, FM, Phase, Pulse
E4431B	250 kHz	2 GHz	10 mHz	+10 to -136 dBm	Wideband FM, , AM, Pulse
83623L-008	10 MHz	20 GHz	1000 mHz	?	?
83623L	10 MHz	20 GHz	1 kHz	+15 dBm	?
83623B-008	10 MHz	20 GHz	1000 mHz	?	?
83623B	10 MHz	20 GHz	1 kHz	+17 dBm	AM, FM,
83622B-008	2 GHz	20 GHz	1000 mHz	?	?
83622B	2 GHz	20 GHz	1 kHz	+13 dBm	AM, FM,
83620B-008	10 MHz	20 GHz	1000 mHz	?	AM, FM,
83620B	10 MHz	20 GHz	1 kHz	+13 dBm	AM, FM,
83624B	2 GHz	20 GHz	1 kHz	+20 dBm	AM, FM,
E4430B	250 kHz	1 GHz	10 mHz	+13 to -136 dBm	Wideband FM, , AM, Pulse
8664A	100 kHz	6 GHz	10 mHz	+13 to -139.9 dBm	AM, FM,
E4426B	250 kHz	4 GHz	10 mHz	+7 to -136 dBm	Wideband FM, , AM, Pulse
83624B-008	2 GHz	20 GHz	1000 mHz	?	?
E4424B	250 kHz	2 GHz	10 mHz	+10 to -136 dBm	Wideband FM, , AM, Pulse
E4423B	250 kHz	1 GHz	10 mHz	+13 to -136 dBm	Wideband FM, , AM, Pulse
E4422B	250 kHz	4 GHz	10 mHz	+7 to -136 dBm	Wideband FM, , AM, Pulse
E4421B	250 kHz	3 GHz	10 mHz	+10 to -136 dBm	Wideband FM, , AM, Pulse
E4420B	250 kHz	2 GHz	10 mHz	+10 to -136 dBm	Wideband FM, , AM, Pulse
8665B	100 kHz	6 GHz	10 mHz	+13 to -139.9 dBm	AM, FM,
8648D	9 kHz	4 GHz	1 mHz	+13 to -136 dBm	FM, Phase
8648C	9 kHz	4 GHz	1 mHz	+13 to -136 dBm	FM, Phase
8648B	9 kHz	2 GHz	1 mHz	+13 to -136 dBm	FM, Phase
E4425B	250 kHz	3 GHz	10 mHz	+10 to -136 dBm	Wideband FM, , AM, Pulse
8648A	100 kHz	1 GHz	1 mHz	+10 to -136 dBm	FM, Phase
83630L	10 MHz	27 GHz	1 kHz	+13 dBm	?
83630B	10 MHz	27 GHz	1 kHz	+13 dBm	AM, FM,
E4400B	250 kHz	1 GHz	10 mHz	+13 to -139.9 dBm	Wideband FM, , AM, Pulse
83630B-008	10 MHz	27 GHz	1000 mHz	?	?
83630L-008	10 MHz	27 GHz	1000 mHz	?	?
83640B	10 MHz	40 GHz	1 kHz	+10 dBm	AM, FM,
83640B-008	10 MHz	40 GHz	1000 mHz	?	?
83640L	10 MHz	40 GHz	1 kHz	+10 dBm	?
83640L-008	10 MHz	40 GHz	1000 mHz	?	?
83650B	10 MHz	50 GHz	1 kHz	+10 dBm	AM, FM,
83650B-008	10 MHz	50 GHz	1000 mHz	?	?
83650L	10 MHz	50 GHz	1 kHz	+10 dBm	?
83650L-008	10 MHz	50 GHz	1000 mHz	?	?
8644B	252 kHz	3 GHz	10 mHz	+16 to -137 dBm	AM, FM, Pulse
8645A	252 kHz	3 GHz	10 mHz	+16 to -137 dBm	AM, FM, Pulse