ICOM IC-7300 MARS CAP Extended TX modification based on PA2DB instructions with a video and instructions.
An interesting combination of a Baofeng UV-3R handheld transceiver with a Mobilinkd Kiss TNC as a result of a continual improvement of the original APRS in your pocket project
A group for sharing, learning or presenting practical ideas and field experience for Ultra portable ham radio digital comm
Another nice project from SJ2W. I build this switch for choose the right antenna per band during M/2 contests
A combination of Fldigi and Flmsg for portable devices running Android used for NBEMS
FLMSG is a simple forms management editor for the amateur radio supported standard message formats. Form data can be transferred between computers either using standard internet email or via radio frequency broadcasts typically made by an amateur radio operator on your behalf.
A report on experimenting sending pictures messages via NBEMS communication systems
Designs for QRSS TX and other Arduino based systems
Acom 2000A automatic HF Linear Amplifier, EBS modification and installation of the optional fan
How to add the YF-122CN 300 Hz CW filter or YAESU XF-119SN 2,3 Khz SSB filter in the Yaesu FT-857