HOW TO MAKE SOUND DELAY CIRCUIT PT2399 IC LIVE ECHO 12V Sekhohub.online Hi friend, in this POST I have made a sound delay circuit that produces echos in the sound. I hope you enjoy this video. Please like and share. Materials for the Project. 1X PT2399 IC 1X BC547 TRANSISTOR 1X 100 OHM RESISTOR 2X 1K RESISTORS 4X 10K RESISTORS 1X 47K RESISTOR 1X 100K RESISTOR 2X nF CAPACITORS 6X 0.1 nF CAPACITORS 2X 10uF CAPACITORS 1X 100uF CAPACITOR 1X AUDIO JACK VERO BOARD JUMPER WIRES Download Circuit Diagram previousSOUND DELAY CIRCUIT Used PT2399 IC LIVE ECHO 5V | Sekhohub.onlinenextHOW TO MAKE 12V LED FLASHERTags:Audio AmplifierDIYElectronic ProjectPT2399 IC Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment.