N7DDC ATU-100 Automatic Antenna Tuner DIY Open-Source Ham Radio Transceiver for Shortwave Communication
Specifications Allowable supply voltage range10 15VDCMaximum current draw400 mAMaximum working power100WMaximum possible measurement power150WMinimum power required to start tuning5WMinimum possible measurement power0 1WMeasurement resolution up to 10Wh0 1WMeasurement resolution for power greater than 10W1WPower measurement accuracy error±10 Maximum installation inductance8 53H inductanceMinimum installation step0 05HMaximum installed capacity1869 pFMinimum capacitance installation step10 pFTypical consumption100 200 mAFeatures 1 Versatile Power Range With a wide allowable supply voltage range of 10 15VDC and maximum current draw of 400mA this open source ham radio transceiver can adapt to various power sources and provide stable performance 2 High Power Output The maximum working power of 100W and maximum possible measurement power of 150W make this transceiver a powerful tool for long distance communication It can handle high power transmission with ease 3 Accurate Power Measurement The transceiver features a measurement resolution up to 10Wh with a measurement resolution accuracy of 0 1W for power greater than 10W The power measurement accuracy error is only ±10 ensuring reliable and precise power measurement 4 Flexible Installation The transceiver can accommodate a maximum installation inductance of 8 53H and a maximum installed capacity of 1869 pF with minimum installation steps of 0 05H and 10 pF respectively This allows for flexible installation and cus
