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Homemade professional stereo microphone. How to make the electronics for a homemade high definition stereo microphone (stereo HD). Preamplifier for electret microphone. We will learn how to make a preamplifier to achieve a quality condenser microphone for less than $10. Electronics experiments and projects classesamida. Mono Preamp Diagrams: /b6l4m_skfb8 Stereo Preamp Diagram: /b6mhoqokcjp Material: Braided or screened cable Polyurethane foam 2 electret 1 NE5532 or MJN5532 integrated 2 x 1 Megaohm resistors 2 x 47k resistors 2 x 1k resistors 2 x 1uF capacitors 2 x 22pF capacitors 1 x 22uF electrolytic capacitor 2 x 10k resistors Music Explore by Ikson / explore-free-download Lights by Ikson / ikson-lights-free-download Fresh by Ikson / fresh-free-download