Make sure to poke a few small holes or notches in the spacer to allow the end of the antenna to breathe. You are ready to fire up the your collinear! See figure 7. Tune up and Operation. Find a clear area, free of obstructions. Mount the antenna to a pole making sure to clamp the antenna to the mast at a point below the decoupling sleeve area.
Exterior and interior angles of a triangle worksheet answers
Fixed mount VHF Marine radios interconnect to their antennas by coax cable. The cable is known as a "transmission line" that transfers power from the radio to the antenna. To work properly, the transmission line must be compatible with both radio and antenna. The cable's job is to "couple" the radio to antenna while minimizing any losses.