SRPMNG IFF Mode 4 / Mode 5 Crypto Test Bench

Identify Friends, Prevent Fratricide


  • read the internal status of the QRTKxNG under test
  • perform a complete set of tests


SRPMNG is a portable maintenance test bench for QRTKxNG family, which can be used on the field.

Before being installed on a NATO IFF system, QRTK3BNG, QRTK4NG or QRTK6NG can be tested and verified at O-Level maintenance using an SRPMNG.


• Read the QRTKxNG Security Data Base
• Reset the Security CAUTION state
Tests in automatic mode:
     - Mode 4 signals
     - Cyphering / deciphering of Mode 5 data
     - Key retention / erasure
     - Specific request tests (time setting,…)
     - Power consumption tests
Visualize QRTKxNG internal status:
     - Caution status
     - Last time update
     - QRTKxNG current time
     - Elapse Time Indicator (ETI) status
     - Battery (BAT) status
     - TAMPER status
     - BITE status

Main Benefits

  • ITAR free
  • Unclassified
  • Easy to install and use
  • Verification of proper Mode 4/5 operation using a QRTK4NG or QRTK6NG reference

Product Impressions

Product Impressions




SRPMNG datasheet