An antenna tuner, a matchbox, transmatch, antenna tuning unit (ATU), antenna coupler, or feedline coupler is a device connected between a radio transmitter...

device. Antenna tuner, an adjustable device that matches the impedance at the end of a transmission line to an antenna or a radio ATSC tuner, a device...

called an antenna tuner or impedance matching network between the transmitter and antenna. The impedance match between the feedline and antenna is measured...

all of the frequencies. Other antennas provide adequate efficiency on some frequencies, but require a separate antenna tuner to function on others. A few...

current"). Some antenna tuner circuits can both impedance match and preselect, for example the Series Parallel Capacitor (SPC) tuner, and many 'tuned-transformer'-type...

supports. If used for transmitting, a random wire antenna usually will also require an antenna tuner, as it has an unpredictable impedance that varies...

A tuner is a subsystem that receives radio frequency (RF) transmissions, such as FM broadcasting, and converts the selected carrier frequency and its...

manually tuned antenna MAT-TUNER MAT-10 automatic antenna tuner LDG Z817 automatic antenna tuner Elecraft T1 miniature automatic antenna tuner Emtech ZM-2...

an antenna tuner in the transmitter, and sometimes a matching network at the antenna. The degree of mismatch between the feedline and the antenna is measured...

horizontal dipole, as sloper, or an inverted-V antenna. With a transmatch, (antenna tuner) it can operate on all HF amateur radio bands (3.5–30 MHz). The dipole...