ATS20 Radio Receiver: Comprehensive Review – Small Package & Big Performance
The ATS20 SI4732 radio receiver has emerged as a surprisingly capable compact multi-band radio that punches well above its weight…
Month: June 2025
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…
Audio compressor for microphone
This circuit diagram illustrates an audio compressor for microphone signals. Its primary job is to even out the volume of…
Building an FT8 Digital Interface – Dive into Digital Modes
Dive into Digital Modes – Build Your Own FT8 digital Interface! FT8 has revolutionized amateur radio digital communications with its…
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…
HydraSDR RFOne: A New Contender in the SDR Market Challenges the Airspy R2
The software-defined radio (SDR) community has a new player to watch: the HydraSDR RFOne. This upcoming SDR receiver has generated…
ATS MINI ESP32-S3 SI4732 Pocket Radio DSP Receiver – Technical Analysis
The ATS MINI RADIO ESP32-S3 SI4732 Pocket Radio DSP Receiver represents a sophisticated fusion of modern microcontroller technology and advanced…