GPS L1 Timing Reference Antenna, 40DB Low Noise LNA, High Rejection Filtering

It features a precision tuned custom ceramic patch element for maximum signal reception, 15KV ESD circuit protection, a three stage LNA circuit and dual high rejection SAW filters. This enables the 3978DHR-DH to provide a reliable and clear GPS signal while minimising loss-of-lock, even when conditions are less than ideal. Available in an all-plastic, non-corrosive conical package for vehicle Mounting or fixed installations.