https://community.gaijin.net/issues/p/warthunder/i/FZ0NJAsV7bco
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Technical Discrepancy Report: AIM-54C Seeker Logic and Signal Resolution
Description: The current in-game modeling of the AIM-54C Phoenix treats its seeker as a basic analog Continuous Wave (CW) system. This results in excessive sensitivity to Chaff and an inability to maintain locks during maneuvers. However, official USN documentation confirms the AIM-54C is a Digital system utilizing Linear Frequency Modulation (LFM), which provides high-resolution ranging and superior resistance to decoys.
Evidence from Provided Documentation:
- Linear Frequency Modulation (LFM): As seen in the technical briefing (pronto2.PNG), the AIM-54C’s receiver-transmitter unit was upgraded to include LFM. In radar theory, LFM is used for Pulse Compression, allowing the missile to achieve high-resolution range discrimination. This is a digital technique that simple CW seekers do not possess.
- Digital Electronics Unit: Document ADA128173 confirms the implementation of a “Digital Electronics Unit” that is “software programmable.” This unit processes the LFM signal to isolate the target from background noise and interference.
- Chaff Resistance (Range Discrimination): The documentation states that these improvements allow the missile to “discriminate between targets.” Because LFM provides precise distance data (Range), the missile can distinguish the physical position of a target from the rapid deceleration of Chaff clouds. The current in-game version lacks this digital range-gate resolution.
- Beam Aspect Performance: The provided charts explicitly show the capability to “track through the target’s beam aspect.” This proves that the digital seeker uses its high-resolution signal to keep the lock even when the Doppler shift is minimal.
Conclusion: The AIM-54C should not be modeled as a simple CW missile. The presence of LFM and a Digital Electronics Unit requires a seeker model that utilizes Pulse-Doppler (FMICW) logic. This would accurately reflect its documented ability to ignore Chaff through range discrimination and maintain tracks through the beam aspect.
pls send your documents reports if possible
