“But what electronic components are needed other than night sights or thermal sights?”
Rounds remaining in the mag.
Barrel temp.
Gas pressure behind the piston.
Those are 3 I can think of. All via bluetooth. And displayed in the soldiers helmet shield.
Rounds remaining in the mag.
Barrel temp.
Gas pressure behind the piston.
Those are 3 I can think of. All via bluetooth. And displayed in the soldiers helmet shield.
More realistically, the electronics could include a scope with integral laser rangefinder tied to an electronic aiming dot that would automatically adjust for holdover to the target for the given range, increasing the probability of a first-shot hit.
That capability is already available to civilians from Sig, using a separate electronics-enhanced scope and handheld laser rangefinder. Short 3 minute demo of how it works:
https://www.youtube.com/watch?v=Bt4vKtlPMsY
Miniaturize it, ruggedize it, and put it all in one package on the rifle.