Based on what we know about Earth's rotation, it is unlikely that we will have a negative leap second in the foreseeable future. SSB means slaw, salsa and beer. Packet is what you do before a fishin trip. Doublet is what you do with a bet. Dipole is a fishing tackle belonging to the princess.
Ground plane is an implement for smoothing the soil.
Antenna is your uncle's wife. Circuit Board displays the current standings at the race track. Tuner is a salt water fish. Ham is half a hog's rear end. Thanks to all.