K3ng Keyer Schematic !free! Jun 2026

: For those using an Arduino Mega, the UN7FGO K3NG Shield is a highly recommended PCB design that breaks out all major features. Configuration & Setup

A basic build requires minimal components, while advanced versions can include LCDs and specialized interfaces. Essential Components A tiny and open source CW keyer - Dhakajack - Templaro k3ng keyer schematic

No major changes to the original k3ng hardware required – just 4 extra wires and a small firmware update. : For those using an Arduino Mega, the