Quantity   Component name
1 × 1% tolerance precesion resistors 1k, 2.2k, 10k, 22k, 100k, 220k, and 1M
1 × 5% tolerance resistors 330R, 1K, 2.2K, 1M, and 2M
1 × Ceramic disc capacitors 100pF, 1nF, 2.2nF, 4.7nF, 10nF, 22nF, 47nF, 100nF, and 220nF
1 × Electrolytic capacitor 1uF, 2.2uF, 10uF, 22uF, 47uF, 100uF, and 470uF
1 × Quad OpAmp TL074, LM324, TL3474 ...