An antenna tuner, a matchbox, transmatch, antenna tuning unit (ATU), antenna coupler, or feedline coupler is a device connected between a radio transmitter...
36 KB (5,260 words) - 13:26, 8 August 2024
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...
1 KB (240 words) - 19:40, 6 May 2023
called an antenna tuner or impedance matching network between the transmitter and antenna. The impedance match between the feedline and antenna is measured...
82 KB (10,910 words) - 20:12, 9 August 2024
all of the frequencies. Other antennas provide adequate efficiency on some frequencies, but require a separate antenna tuner to function on others. A few...
14 KB (1,874 words) - 02:37, 9 June 2024
Preselector (section Different from an antenna tuner)
current"). Some antenna tuner circuits can both impedance match and preselect, for example the Series Parallel Capacitor (SPC) tuner, and many 'tuned-transformer'-type...
13 KB (1,555 words) - 05:25, 29 July 2024
supports. If used for transmitting, a random wire antenna usually will also require an antenna tuner, as it has an unpredictable impedance that varies...
11 KB (1,461 words) - 23:23, 12 July 2024
A tuner is a subsystem that receives radio frequency (RF) transmissions, such as FM broadcasting, and converts the selected carrier frequency and its...
14 KB (1,826 words) - 18:17, 27 May 2024
Yaesu FT-817 (section Suitable antenna tuners)
manually tuned antenna MAT-TUNER MAT-10 automatic antenna tuner LDG Z817 automatic antenna tuner Elecraft T1 miniature automatic antenna tuner Emtech ZM-2...
11 KB (1,763 words) - 02:13, 14 September 2023
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...
21 KB (2,836 words) - 08:46, 21 May 2024
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...
5 KB (628 words) - 12:56, 1 August 2023