Homebrew 3 elements 10m Yagi antenna
When S21DW heard that I am planning to make an 3 elements short beam for 10m to replace my 2 elements 10m antenna he immediately jumped to make it asap.…
When S21DW heard that I am planning to make an 3 elements short beam for 10m to replace my 2 elements 10m antenna he immediately jumped to make it asap.…
Fully isolated interface between Radio and Computer for various digital mode.Radio Side connection:Gnd (isolated from Computer ground)Audio IN/OUT (Isolated by audio transformer)CAT RX-TX and/or CIV: (Isolated optically)PTT and COS (Isolated…
Suddenly yesterday I started receiving email about LoTW and for Sched. Today one friend shared the above screenshot - it was a surprise. PLEASE NOTE: This is PIRATE station abusing…
Update Log:3 Feb 2024: HMI/TFT for NX4832F035 3.5 Discovery uploaded for Laurent/F5OTZ8 Jan 2024: HMI/TFT for NX8048P050 uploaded on request of Ken/VK6AKT8 Jan 2024: HMI/TFT for NX8048P070 uploaded on request…
Too many of us just connect the audio from the computer to the radio without realizing why the audio has distortion or why the computer is acting. So if you…
[Project in progress, DO NOT MAKE PCB UNTILL TESTED][PCB, Schematic, and microcontroller codes released under MIT license by S21RC. You are free to use the material for personal/commercial use as…
Update:13 November 2023:Display firmware for Nextion 5 inch Intelligent (NX8048P050) uploaded.4 August 2023:Display firmware for Nextion 3.5 inch Basic (NX4832T035_011) uploaded [NOT RECOMENDED]30 April 2023: Display firmware for Nextion 3.5…