| 000 | Additional material for 1E2, 1E0, 1E6, 1E7, C01 | 
                                    
                                        
                                            | 010 | Add step attenuator | 
                                    
                                        
                                            | 0B0 | Do not include manuals | 
                                    
                                        
                                            | 0B1 | Add Manual Set | 
                                    
                                        
                                            | 0B2 | Operating Manual | 
                                    
                                        
                                            | 0BV | Service Documentation, Component Level | 
                                    
                                        
                                            | 0BW | Service Documentation, Assembly Level | 
                                    
                                        
                                            | 0BX | Service documentation, assembly and component | 
                                    
                                        
                                            | 100 | Add high performance internal modulation generator | 
                                    
                                        
                                            | 1CM | Rackmount Kit | 
                                    
                                        
                                            | 1CP | Rackmount and Handle Kit | 
                                    
                                        
                                            | 1CR | Rack Slide Kit | 
                                    
                                        
                                            | 1E1 | 110 dB Attenuator | 
                                    
                                        
                                            | 1E2 | Internal Modulation Generator | 
                                    
                                        
                                            | 1E5 | High Stability Timebase | 
                                    
                                        
                                            | 1E7 | Type-N RF output connector | 
                                    
                                        
                                            | 1E8 | 1 Hz Frequency Resolution | 
                                    
                                        
                                            | 1E9 | 3.5 m RF Output Connector | 
                                    
                                        
                                            | 800 | Add analog phase modulation | 
                                    
                                        
                                            | 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) | 
                                    
                                        
                                            | C04 | RF output connector moved to rear panel | 
                                    
                                        
                                            | C05 | BNC and RF connectors moved to rear panel | 
                                    
                                        
                                            | C08 | Additional material for 1E1, 1E2, C05, 1E6, 1E7 | 
                                    
                                        
                                            | K32 | Upgrade frequency range 10 MHz to 20GHz | 
                                    
                                        
                                            | RMKT | Agilent Refurbished Product (Do Not Use - Certiprime Option) | 
                                    
                                        
                                            | UK6 | Commercial calibration with test results data |