Simple CW 74HC240 Transmitter using buffer IC
This simple CW transmitter uses a 74HC240 buffer IC as both oscillator and driver to…
Circuits
CW
DIY
HF
QRP
Transmitter
Circuits
DIY
HF
QRP
Transmitter
Build Your Own Micro Power AM Transmitter!
This micro power AM transmitter uses a crystal-controlled oscillator and a 2N2222 transistor stage to…
Circuits
DIY
HF
QRP
radio
Transmitter
Series Modulated AM Transmitter
This series-modulated AM transmitter uses a simple low-power design where the audio signal is applied…
Circuits
HF
QRP
radio
Transmitter
Class C – AM Transmitter
This Class C AM transmitter uses a high-efficiency amplifier where the transistor conducts for less…
Circuits
DIY
HF
QRP
Transmitter
Simple two stage one watt AM transmitter
This simple two-stage AM transmitter uses an oscillator and a transistor RF amplifier to deliver…
Circuits
DIY
HF
QRP
radio
Transmitter
Simple series modulated AM QRP HF Transmitter
Build a Simple Series Modulated AM QRP HF Transmitter for the 40m or 80m bands.…
Circuits
CW
DIY
radio
Transmitter
OXO QRP HF Transmitter
Looking for a fun weekend project? Discover the OXO QRP transmitter—an elegantly simple, high-performance HF…
Circuits
CW
DIY
QRP
Transmitter
Ten Minute QRP Transmitter
Build a functional "Ten-Minute" QRP Transmitter with this simple DIY guide. Featuring a minimal component…
Circuits
DIY
Transmitter
Circuits – Sovina2 40M Class E Transmitter
This is a Class E Transmitter designed for the 40-meter amateur radio band, capable of…
Circuits
CW
QRP
Transmitter
G4RAW 80M QRP TAG CW Transmitter
G4RAW 80M QRP CW Transmitter: The original version was built on tag strip, hence the…