The FXDC25X4 from Hascall-Denke is a Base Station Antenna with Frequency 25 to 100 MHz, Frequency Band 1 25 to 100 MHz, Gain 0 to 2 dBi, Vertical Beamwidth 90 Degree, Horizontal Beamwidth 360 Degree. Tags: Biconical. More details for FXDC25X4 can be seen below.