Schematic timeline in rear-aspect engagement under ARL-SML data-link.
1. Switching NAVED-AVT/RUCHN to AVT.
2. ARL-SML indicator shows “100”, HUD display shows search range scale “90”.
3. ARL-SML indicator shows “60”, HUD display shows search range scale “60”, AVM counts target range/closure rate according to ARL-SML information. Target range is on HUD.
4. ARL-SML indicator shows “36”, HUD display shows search range scale “30”, RL is engaged automatically in proper mode.
5. target searching and identification (IFF). 3-4 radar cycles
6. Lock-on 0.2-3.5sec. The AVM receives accurate data from RL.
7. “PODGOT” for missile ready, the radar switches to STT mode. The R-23R missile head seeker is tuned to the target signal.
8. HUD shows “PR”, fire, missile leaves the pylon.