hello check the ferrite antenna that its connection or starting wires are not interrupted, and the variable that is not insulated its terminals, check that there is no humidity and any contact has been dampened check the correct functioning of the change key am fm, and finally solve and clean the ic frequency modulator greetings
Hello sir, thank you for your recommendations, it has no moisture. I am trying to get the circuit to see if any transistor is wrong, what did you tell me about the IC is coil interface? 46647640 after 10.30 am.