The Simple RF Indicator: A DIY Tool for Detecting RF Signals
The image depicts a “Simple RF Indicator,” a passive device for detecting radio frequency (RF) signals in coaxial cables. It’s…
Category: QRP
27MHz AM Transmitter Circuit for hobbyists
The 27MHz frequency band has long been a favorite among electronics enthusiasts and amateur radio operators. This citizen’s band frequency…
Simple UJT Crystal Checker Circuit: Test Your Crystals Like a Pro
Have you ever wondered whether those crystals sitting in your electronics parts drawer are still functional? As electronics enthusiasts, we…
Build a Simple 40 Metre CW Transmitter Using 2N2222
Looking to experiment with amateur radio on the 40-metre band? This Simple 40 Metre CW Transmitter Using 2N2222 is a…
80 meter 1W QRP Transmitter with Ceramic Resonator Control
This ceramic resonator controlled QRP transmitter delivers 1 watt of power across the 80-meter band (3.52 to 3.59 MHz). The…
Build Your Own 80M CW Transmitter from Scratch
Amateur radio enthusiasts often find themselves drawn to the art of building their own equipment. Moreover, constructing a continuous wave…
Build Your Own Grenade AM Transmitter Circuit: A Complete Guide
The Grenade AM transmitter is a fascinating DIY electronics project that combines simplicity with effective radio frequency transmission. This compact…
Building Steve Quest’s Simple AM Transmitter
Have you ever wanted to build your own radio transmitter? Well, this Steve Quest AM transmitter circuit is perfect for…
Simple CW 74HC240 Transmitter using buffer IC
Are you interested in amateur radio and want to build your first CW (Continuous Wave) transmitter? This simple yet effective…
Build Your Own Micro Power AM Transmitter!
Build Your Own Micro Power AM Transmitter! Ever wanted to broadcast your own tunes or messages a short distance? This…