A guide to properly use FT8 ALC and power when transmitting in FT8 Mode. Incorrect usage of power and audio from your computer may cause unreadable signals and transmit harmonics that can didturb other signals.
Tim Kirby G4VXE gets a first look at the much-heralded FTdx101 from Yaesu.
A simple slim jim antenna for 433 MHz. Simple drawings and pictures of a simple Slim Jim antenna.
Homemade receiver for 80 meters band. The receiver works very well (in fact better than some of its successors), especially the AGC makes listening to 80m QSOs a real pleasure. Sensitivity is not cutting-edge, but on a full-size short-wave antenna it is by fare sensitive enough.
Due to the nature of PSK it is imperative that you maintain a very clean signal. In this page you will find examples of a clean PSK signal and one with excessive splatter, and a short guide on how to properly adjust your transmitter to assure a clean trace
A multi section article on learning the morse code for beginners. The article include a list of tips the author consider to be uesful when someone want to begin the trip to learn the morse code.
This article will explain a few of the ways author use an external SDR and Linrad to enhance his K3 experience. Linrad is one of many available SDR receiver programs. The same could be done with any radio that lets you access its IF frequency output. Article from NCJ Nov Dec 2019
Audio590 is a Windows program that lets you set up and manage audio profiles for use with a TS-590SG or TS-590S transceiver. You can read existing audio settings from the radio, display them on the control panel, change them and then write them back to the radio. You can also save the settings on disk, and retrieve them later when you need them.
BPQ32 allows a computer running under Microsoft Windows to act as a Node in a NET/ROM compatible AX25 network, and to support a multiuser Mailbox, or other similar applications.
You can use this tool to calculate the maidenhead square by entering the longitude and latitude.