| B-B18 |  
   Removable Flash Disk 4GB for ZVA/ZVB with control unit FMR6/5 (factory installed only)  |  
  
 
   
   | B-B18 |  
   Removable Flash Disk 4GB for ZVA/ZVB with controller unit FMR7/3 or FMR7/6  |  
  
 
   
   | B-B18 |  
   Removable hard disk 160GB (including firmware) for R&S® ZVA and R&S® ZVB with FMR7  |  
  
 
   
   | B-B4 |  
   Oven quartz (OCXO) for ZVA, ZVB, ZVT  |  
  
 
   
   | B-K2 |  
   Time domain (for ZVA, ZVB, ZVT) (software license)  |  
  
 
   
   | B-K30 |  
   Noise figure measurement on 2 port devices (for ZVA and ZVT,  |  
  
 
   
   | B16 |  
   Direct Generator and Receiver Access for 2 Ports |  
  
 
   
   | B18 |  
   Removable Flash Disc |  
  
 
   
   | B21 |  
   Generator Step Attenuator Port 1; mechanical, 70dB in 10dB-steps |  
  
 
   
   | B22 |  
   Generator Step Attenuator Port 2; mechanical, 70dB in 10dB-steps |  
  
 
   
   | B23 |  
   Generator Step Attenuator Port 3; mechanical, 70dB in 10dB-steps, 40 GHz  |  
  
 
   
   | B24 |  
   Generator Step Attenuator Port 4; mechanical, 70dB in 10dB-steps, 40 GHz  |  
  
 
   
   | B31 |  
   Receiver Step Attenuator Port 1; mechanical, 35dB in 5dB-steps |  
  
 
   
   | B32 |  
   Receiver Step Attenuator Port 2; mechanical, 35dB in 5dB-steps |  
  
 
   
   | B33 |  
   Receiver Step Attenuator Port 3; mechanical, 35dB in 5dB-steps, 40GHz  |  
  
 
   
   | B34 |  
   Receiver Step Attenuator Port 4; mechanical, 35dB in 5dB-steps, 40GHz  |  
  
 
   
   | B7 |  
   Measurements on pulsed signals. Pulse Profile,Recording time up to 25ms, up to 30MHz bandwidth  |  
  
 
   
   | B7 |  
   Measurements on pulsed signals. Pulse profile,Recording time up to 25ms, up to 30MHz bandwidth  |  
  
 
   
   | B8 |  
   External attenuator control. Control unit for electronic attenuators of ZVAZ90E, ZVA-Z110E  |  
  
 
   
   | C3 |  
   hree years of depot calibration coverage based on the R&S recommended calibration interval - includes test data. |  
  
 
   
   | C3 |  
   Three years of depot calibration coverage based on the R&S recommended calibration interval - includes test data. |  
  
 
   
   | C5 |  
   Five years of depot calibration coverage based on the R&S recommended calibration interval - includes test data. |  
  
 
   
   | C5 |  
   Five years of depot calibration coverage based on the R&S recommended calibration interval - includes test data. |  
  
 
   
   | DCV-2 |  
   Documentation of calibration values  |  
  
 
   
   | DCV-ZP |  
   Printout of DCV (additional, in combination with DCV-Option only)  |  
  
 
   
   | K10 |  
   Group delay measurement on converters without LO access. For long distances via LXI network of 2 ZVA or ZVT.  |  
  
 
   
   | K17 |  
   Increases the receiver bandwidth to 5MHz (software license)  |  
  
 
   
   | K2 |  
   Time domain (for ZVA, ZVB, ZVT) |  
  
 
   
   | K27 |  
   Two internal pulse generators (for ZVA and ZVT) (software license)  |  
  
 
   
   | K4 |  
   Mixer- and frequency converting measurements for ZVA and ZVT (software license)  |  
  
 
   
   | K5 |  
   Vector corrected mixer measurements (for R&S®ZVA, R&S®ZVT; R&S®ZVA/T-B16 and R&S®ZVA-K4 required)  |  
  
 
   
   | K6 |  
   True Differential Measurements for all 4-port ZVA and for ZVT with at least 3 ports  |  
  
 
   
   | K7 |  
   Measurements on pulsed signals pulse profile, recording time up to 3ms up to 30 MHz bandwidth  |  
  
 
   
   | K8 |  
   Control of frequency converters (for ZVA with f>20 GHz, ZVT20, includes ZVA-K4)  |  
  
 
   
   | K9 |  
   Measurement of group delay on frequency converters without LO access (for ZVA, ZVT;  |  
  
 
   
   | R3 |  
   Three years of depot repair coverage, including re-calibration if necessary to complete the repair.  |  
  
 
   
   | R3 |  
   Three years of depot repair coverage, including re-calibration if necessary to complete the repair.  |  
  
 
   
   | R5 |  
   Five years of depot repair coverage, including re-calibration if necessary to complete the repair.  |  
  
 
   
   | R5 |  
   Five years of depot repair coverage, including re-calibration if necessary to complete the repair.  |