Dj Audio Mixer Schematic Diagram. The advantage of using the four op amps is that they only need a single power supply. This is a universal 4 channel dj audio mixer project that may be customized and upgraded to 5 channel or even 10 channel level as desired by the user.
The advantage of using the four op amps is that they only need a single power supply. Mono headphone amplifier stage. This audio mixer circuit uses an lm3900 ic but is not a profesional audio dj mixer.
The mixer is going to be built part by part in labs so you can well plan an arrangement of the circuit on the breadboard keep what you have done in each lab and combine them together in the last lab.
Circuit diagram this supplemental material will go over the whole system and show you a general landscape of the mixer you are going to build. The advantage of using the four op amps is that they only need a single power supply. Let s add some more circuits according to the block diagram of figure 2. Let s build a simple stereo mixer.
