As if trucks weren't useful enough, some truck owners add even more capability by installing a communications system. UHF, two-way, and CB radios are helpful in trucks because they provide a reliable ...

Standard whip or rubber duck antennas are extremely common due to their low cost and design simplicity. They work very well for long range transmission when the orientation doesn’t change and ...

The author is a consultant in Carterton, New Zealand. This follows up his December article “Tuned Bandpass Filter Is Solution to Backup STL.” Many years ago, the active whip antenna and the active ...

When radios were first introduced into cars in the early 1930s (thank you, Motorola) they were basic AM-band units. Power came from the 6-V car battery (12 volts did not become standard until the ...