we need to build a dual tone Multi Frequency Circuit with two 9 volt batteries and• You can use at most 16 resistors. Available standard resistors are:1k, 2.7k, 3.9k, 5.4k, 6.8k, 8.2k,
10k, 15k, 22k.
• You can use at most 4 capacitors. Available standard capacitors are: 22nF, 27nF, 33nF, 47nF
• You can use at most 3 opamps (LM741)
You should choose your components among the available components. You can choose multiple of the
same component.You need to build one 941Hz amplifier,1477 Hz amplifier and summing amplifier with these componenets