Overview Product Description Half wave antenna with 3 dBi gain for ELT-sensors operating at 915 MHz where high performance is required. Using this antenna will give optimum range and reliability to your application. Product Videos Custom Field Product Reviews Write a Review Write a Review × Elvaco Elsys Half wave antenna 915 Mhz Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *