This is the Electret Microphone Audio Amplifier Kit with PCB. It is powered by the very popular LM386 Audio Power Amplifier IC and includes a well-designed PCB, schematics, and the parts to build i...Read More…
This is the Electret Microphone Audio Amplifier Kit with PCB. It is powered by the very popular LM386 Audio Power Amplifier IC and includes a well-designed PCB, schematics, and the parts to build it including an Electret Microphone. This is one of the world's most popular Audio Power Amplifier Integrated Circuits ever made. .
This circuit includes the DC biasing necessary for Electret Microphones.LM386 Amplifier circuit has provisions for the output gain to be adjusted anywhere from 20 to 200. It has a low THD rated for 0.2% at 125mWatts.
This kit is also offered with a "Built & Tested" option for those that do not want to build the kits themselves.
The PCB is 1.4" long x 2.30" wide made of .062" FR-4 epoxy glass. All holes are plated through. The traces are wide to withstand numerous circuit changes. This kit does not include the tools you will need to assemble the circuit. You will need tools such as a soldering iron, solder, wire cutters, etc.
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United States Postal Service: Standard US Mail with Delivery Confirmation
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