Build Your Own Micro Power AM Transmitter!

This micro power AM transmitter uses a crystal-controlled oscillator and a 2N2222 transistor stage to…

This article explains how the HydraSDR RFOne enters the SDR market as a direct competitor…

NOAA-15 & NOAA-19 shutdown in Aug 2025 ends APT signals. Hobbyists: explore Meteor-M2, GOES, &…

Explore MSI-SDR — a budget wideband SDR receiver with 12-bit ADC, up to 8 MHz…

This guide explains terminated antennas for HF ham radio, which use resistors to absorb reflected…

DIY Guide Tools

From a fellow ham radio enthusiast, I recently acquired a refurbished Dell OptiPlex 980. My…

Antenna Articles DIY

This article explains a terminated mini loop antenna designed for small spaces, combining loop geometry…

DIY Guide Tools

The uBITX V6.1 is a popular amateur radio transceiver kit. It's designed for ham radio…