HOW TO MAKE SOUND DELAY CIRCUIT | LIVE ECHO

HOW TO MAKE SOUND DELAY CIRCUIT Hi friend in this video i have made a sound delay circuit which produces echos in the sound i hope you enjoy this video please like share and subscribe Components: 1X PT2399 IC 1X BC547 TRANSISTOR 1X 100 OHM RESISTOR 2X 1K RESISTORS 4X 10K RESISTORS 1X 47K RESISTOR 1X 100K RESISTOR 2X 8.2nF CAPACITORS 6X 0.1nF CAPACITORS 2X 10uF CAPACITORS 1X 100uF CAPACITOR 1X AUDIO JACK VERO BOARD JUMPER WIRES Circuit Diagram: 5V CIRCUIT https://drive.google.com/open?id=1RQh... 12V CIRCUIT https://drive.google.com/open?id=1zKm... Previous videos:    • how to make mini cnc plotter      • Let's Answer Your Questions      • LET'S REPAIR IT | BENQ PROJECTOR