FreeDV voice keyer and spotting demo
FreeDV has a low bit rate text message stream that allows you to send information such as your call-sign and location. Rowetel
Wire antennas in trees
Choosing a wire antenna system is one thing. Finding somewhere to put it up is another. Particularly if you're short on supporting structures around the home environment. Delta Alfa
FM/VHF operating guide
This guide is intended to assist new amateur radio operators in figuring out what VHF FM and repeater operation is all about. K0NR
Signal Identification Guide
This wiki is intended to help identify radio signals through example sounds and waterfall images. Signal Identification Guide
Turn your current transceiver into an SDR
The MDSR software performs all of the demodulation, filtering (both radio frequency and audio frequency), signal enhancement (equalization and binaural presentation). MDSR
We need a better UHF connector
The venerable UHF connector was developed in the 1930's. The UHF connector suffers from two problems. amateurradio.com
Video
DMR TYT MD-380 programming tutorial
A guide aimed at people new to DMR, showing how to program an amateur repeater and a simplex channel. YouTube
Solar powered HF Ham Radio portable system
Zamp 40 watt Portable Solar Charging System ZS-40-P, 80-6 Meter-Alpha EZ-Military Antenna, ICOM-IC-718 HF-Ham Radio, LDG-IT-100-AutoTuner, and a 18AH-Werker-AGM Battery. YouTube