Audio
Preamplifier Circuits
Subwoofer preamplifier circuit SMD NE5532
Subwoofer preamplifier circuit SMD version with ne5532. An audio preamplifier for subwoofers with adjustable bass filter is an essential circuit ...
Circuits Amplifier Audio
LM386 mini amplifier bass boost volume microphone
Mini Audio Amplifier with LM386 IC: Bass Boost, Configurable Gain, and Electret Microphone. The presented circuit uses the LM386 IC, ...
Amplifier Audio Circuits
TDA7265 2.1 audio power amplifier subwoofer
2.1 Amplifier with TDA7265: Power and Versatility for Audio Projects. The 2.1 amplifier circuit based on the TDA7265 IC is ...
Amplifier Audio Circuits
TDA7294 TDA7293 audio amplifier SMD PCB
TDA7294 TDA7293, Audio Power Amplifier, board with SMD components using IC TDA7294 or TDA7293, or TDA7295, or TDA729 and other ...
Amplifier Audio Circuits
Mini Audio Amplifier with LM386 Bass Boost volume
Mini Audio Amplifier with LM386 IC: Volume and Bass Boost Adjustment. The LM386 integrated circuit is widely used in audio ...
Radio receiver Audio Circuits Featured RF
ESP32-S3 SI4732 pocket multiband receiver ATS Mini
ESP32-S3 SI4732 ATS-Mini pocket multiband receiver ST7789 1.9″ IPS display using Lilygo T-Display S3, open-source sketch by Ralph Xavier. This ...
Transmitters Circuits RF
TX-M404A circuit FM transmitter based on GFT809
TX-M404A circuit FM transmitter based on GFT809. The GFT809 is a high-performance FM transmitter designed for portable multimedia systems. It ...
Microcontroller Amplifier Circuits Instrumentation Test Tips
ESP32-S3 practical Dev Board TFT LCD sensor camera
ESP32-S3 Practical Development Board. The Practical S3 Development Board uses the ESP32-S3 chip, equipped with 16MB FLASH, 8MB PSRAM, integrated ...
RF Audio Circuits
RDA5807 + PAM8406 Battery mini FM radio circuit
RDA5807 (RDA5807FP) + PAM8406 + ETA9638 battery powered mini FM radio circuit. This project is following the official RDA5807 tutorial ...
Amplifier Audio Circuits
TPA3118d2 or TPA3116 amplifier board circuit + Shell 3D
Desktop TPA3118d2 or TPA3116 amplifier board circuit diagram PCB + Shell 3D model, high quality power amplifier, open source carefully ...
Hello Michael You suggest here https://github.com/esp32-si4732/ats-min/discussions Your participation is important for community