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S-match A symmetrical ATU
- The balanced universal atu system, the system is intended to accommodate balanced antenna systems transmitting on a very wide frequency spectrum, ranging from 160 m band up to 10 m band
post 16 May 2026
Antenna Transmatch tuner Links →
A Mini Tuner for HF
From 80 - 10 metres, unbalanced. John has modified it by incorporating a balun
A simple antenna tuner for 4m
I have made 2 others since ,but used a low current Led instead of the original pea lamp
A Useful ATU Circuit
It uses a parallel circuit for 30 - 80 and a series tuned arrangement for the bands up to 10 metres
Automatic Antenna Tuner
Easy and cheap automatic antenna tuner which can works as locale or as remote. tuner has eeprom memory for store settings for faster tunning and four interfaces
Balanced Line Tuner BLT
The BLT is a simple Z-Match tuner that works from 10-40 meters
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From 80 - 10 metres, unbalanced. John has modified it by incorporating a balun
I have made 2 others since ,but used a low current Led instead of the original pea lamp
It uses a parallel circuit for 30 - 80 and a series tuned arrangement for the bands up to 10 metres
Easy and cheap automatic antenna tuner which can works as locale or as remote. tuner has eeprom memory for store settings for faster tunning and four interfaces
The BLT is a simple Z-Match tuner that works from 10-40 meters
Hamplus Quality Ham Radio Equipmen Automatic Remote Antenna Switch for 3 Radio and 6 Antennas
Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica
SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic