[Trax] sent in his writeup on this RF modem with developed in 250mW amplifier. The original power of the RF transceiver was around 10mW, his final results after testing were almost 250mW. He was able to to quickly transmit data over 1000 meters utilizing his test setup. He specifies that he was really able to accomplish this without an antenna on the getting side. That’s quite outstanding performance. It’s likewise worth noting that he soldered all of the elements in location utilizing a house garments iron as well as some soldering paste. That should have been relatively tedious.