fake_car_alarm_555_led_flash Fake Car Alarm Circuit – 555 led Flash

Fake_Car_Alarm_555_Led_Flash Fake Car Alarm Circuit – 555 Led Flash 6

Toni on TDA7297 – Amplifier circuit add tone controlApril 15, 2024
Hi Adam, You can connect a 12 or 18V DC source in the power connector, do not worry about polarity.
Toni on TDA7377 2.1 amplifier circuit diagram with PCBApril 15, 2024
I'm sorry to hear that you're experiencing issues with the amplifier circuit. It sounds like there may be a problem…
Toni on FM transmitter for smartphone MP3 Player 2N2218 LM741April 15, 2024
Hi Rosario, Gerber PCB files available.