USB Microham U2R controller

micro2R™ is designed for any amateur with two transceivers and any control interface. It is feature rich but easy to install and operate, provides automatic or manual control of headphone audio and transmitter selection, and is compatible with the automatic modes of all of the most popular contest logging programs. micro2R™ is two radio controller…

HBC3-A a DSP homebrew transceiver

HBC3-A a DSP beauty that covers 12, 10 and 6 meters wins the ARRL homebrew challenge! The previous ARRL Homebrew Challenges have been to build a 5 W PEP 40 meter sideband and CW transceiver (Homebrew Challenge I) and then a 50 W linear amplifier to follow it (Homebrew Challenge II). This third challenge moved…