Keysight / Agilent E8257A

0BV	Service Documentation, Component Level
0BW	Service Documentation, Assembly Level
1CM	Rackmount Kit
1CN	Handle Kit
1CP	Rackmount and Handle Kit
1E1	Add step attenuator
1EA	High RF output power
1ED	Type-N RF output connector
1EM	Moves all front panel connectors to rear panel
AB1	Korea Quick Users Guide (Korean localization)
AB2	China Quick Users Guide (Chinese localization)
ABA	U.S. Quick Users Guide (English localization)
ABD	Germany Quick Users Guide (German localization)
ABE	Spain Quick Users Guide (Spanish localization)
ABF	France Quick Users Guide (French localization)
ABJ	Japan Quick Users Guide (Japanese localization)
ABZ	Italy Quick Users Guide (Italian localization)
HE6	Fast Pulse Modulation below 3.2 GHz (10 nS)
HEH	Improve low band harmonics (10 MHz to 2 GHz)
R-51B-001-3C	1 year Return-to-Agilent warranty extended to 3 years
UK6	Commercial calibration with test results data
UNJ	Enhanced phase noise performance