The radar range finder, designed for monitoring and measuring distance to target independently on weather conditions. Used for example in the Su-7B and other planes from this family. At the same time, sends the measured values to the reticle ASP-5NM or ASP-5ND. Range of 300 - 3000 m, accuracy of +-15 m.
Source:
Sukhoi Su-7/-17/-20-22, Yefim Gordon, Aerofax, Midland publishing 2004.
Source:
Sukhoi Su-7/-17/-20-22, Yefim Gordon, Aerofax, Midland publishing 2004.