Product not capable of emitting radio frequency energy..S-Pixie DIY Kits Super CW QRP 7.023 MHz with Shell Large Potentiometer
The use of horizontal resistors and horizontal diodes (upside down welding) makes the welding process not easy to short-circuit.
It uses a high-end potentiometer, no manual tools are needed to adjust the beat frequency, and it can be adjusted manually.
The power supply does not distinguish between positive and negative poles (Recommended battery or linear power supply), the power supply range is increased to 9~13.8V,>500mA.
You will receive the balun kits with the instructions.Or please contact the seller for the PDF instructions. Enjoy.Thx