Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
If Your phone contain an electret mirophone,it's same as headset mic. The speaker output inside the phone 8...50ohm, also possible to drive the headset speaker. Only one the problem: often the mic. and speaker haven't common wire, so You need a headset with four wires...
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