The magnetic loop antenna is a familiar sight in radio amateur circles as a means to pack a high performance HF antenna into ...

AM reception can be very difficult because of the inherent succeptibility AM has to electrical noise and other sources of interference. The built-in antenna in most receivers – a coil and a ferrite ...

An introduction to properties of individual antennas and arrays of antennas. Retarded potentials, dipoles of arbitrary length, radiation pattern, gain, directivity, radiation resistance. The loop ...

This 4-part report discusses antenna fundamentals and the various types of antennas used for short range devices. Fundamentals are presented along with practical design principals. It is excerpted ...

A clamshell with quite simple but original design, sufficient choice of functions and an integrated VGA camera - that's the new Siemens CFX65, now coming up with a loop antenna integrated into a ...