The 75-5AS features broad bandwidth performance with usable VSWR from 74.5-75.5 MHz. M2 uses its rugged CNC machined 6061-T6 ring clamp design for element mounting and large 2" diameter boom. All hardware except for the U-bolts, are stainless steel. A "T" Match assembly along with the 4:1 balun, couples the feedline to the antenna. This antenna is completely DC grounded.