# N7DDC ATU-100 mini board
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## The easy DIY 5x5 elements 100 Watt antenna tuner 

![screenshot](http://www.sdr-deluxe.com/downloads/ATU-100_mini/mini_1.jpg)

![screenshot](http://www.sdr-deluxe.com/downloads/ATU-100_mini/mini_2.jpg)

# N7DDC ATU-100 extended board
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## The flexible tunable firmware for ATU from 5x5 to 7x7 elements, up to 1500 Watt prower

## The autor's 7x7 elements 100 Watt version

![screenshot](http://www.sdr-deluxe.com/downloads/ATU-100_mini/ext_1.jpg)

![screenshot](http://www.sdr-deluxe.com/downloads/ATU-100_mini/ext_2.jpg)

# 3D printed case for 0.91" OLED display, 3 buttons and TNC RF connectors

![screenshot](http://www.sdr-deluxe.com/downloads/ATU-100_mini/case_1.jpg)

![screenshot](http://www.sdr-deluxe.com/downloads/ATU-100_mini/case_2.jpg)

![screenshot](http://www.sdr-deluxe.com/downloads/ATU-100_mini/case_3.jpg)

## AS example 500 Watt ATU designed by