L-3 Trilogy ESI-2000
L-3 Avionics Systems announced today that it has received the Federal Aviation Administration’s (FAA) Technical Standard Order (TSO) Authorization for the Trilogy™ ESI-2000 Electronic Standby Instrument with battery backup. The ESI-2000 is the latest addition to L-3’s new Trilogy line of digital standby instruments for general aviation aircraft. Using lithium-ion technology, the instrument combines the precision of solid-state avionics with a minimum of one hour and up to four hours of backup power if primary power is lost..more