Why Primes Choose E-3 Simulated Avionics from Simtek Simtek - E-3 Simulated Avionics The Boeing E-3 Sentry  is one of the most complex airborne command and control platforms in operation today. Its mission systems, crew stations, and avionics architecture demand precision — not only in flight operations, but in training environments as well. That’s why primes consistently turn to Simtek for E-3 Simulated Avionics . With over 45 years of experience delivering high-fidelity sim